1 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
2 Richard Sandiford <richard@codesourcery.com>
4 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
5 (FP_REGNO_P): New macros.
6 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
7 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
8 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
9 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
11 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
13 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
14 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
16 * config/m68k/t-floatlib: New file, extracting common code from...
17 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
18 * config/m68k/t-uclinux: Here.
19 * config/m68k/fpgnulib.c: Do not compile extendeed precision
20 routines on ColdFire targets.
22 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
24 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
25 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
26 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
27 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
28 explicitly set MOTOROLA to 1.
29 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
31 2007-01-18 Richard Sandiford <richard@codesourcery.com>
32 Nathan Sidwell <nathan@codesourcery.com>
34 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
35 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
36 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
37 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
38 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
39 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
40 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
41 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
42 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
43 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
44 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
45 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
46 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
47 (DBX_REGISTER_NUMBER): Delete.
48 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
49 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
50 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
52 2007-01-18 Richard Sandiford <richard@codesourcery.com>
54 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
55 * config/flat.h: New file.
56 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
58 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
59 indirect references for -msep-data or -mid-shared-library.
60 Do not use PC-relative code addresses either.
61 * config/m68k/m68k.c (override_options): Restrict -fPIC error
63 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
64 for shared libraries and crt1.o for executables. Use crti.o and
66 (ENDFILE_SPEC): Use crtend.o and crtn.o.
67 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
68 Do not add -elf2flt or -shared-lib-id options here.
69 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
70 Pass -shared-lib-id if -mid-shared-library, taking the library
71 identifier from -mshared-library-id if given, otherwise
73 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
74 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
75 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
76 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
77 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
78 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
80 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
81 jump sequence for ISA A and ISA A+.
84 2007-01-18 Richard Sandiford <richard@codesourcery.com>
86 * config.gcc (m68k-*-uclinux*): Base the port on the common
87 and m68k GNU/Linux files rather than on the generic ELF ones.
88 * config/m68k/uclinux.h (TARGET_VERSION): Override.
89 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
91 2007-01-18 Julian Brown <julian@codesourcery.com>
92 Richard Sandiford <richard@codesourcery.com>
94 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
95 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
96 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
98 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
100 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
102 2007-01-18 Richard Sandiford <richard@codesourcery.com>
104 * doc/install.texi: Document m68k-uclinuxoldabi.
105 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
106 * config/m68k/uclinux-oldabi.h: New file, copied from
107 config/m68k/uclinux.h.
109 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
111 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
112 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
113 (m32r_compute_frame_size): Use unsigned for regno.
114 (m32r_reload_lr): Use gen_frame_mem.
116 (m32r_output_function_epilogue): Don't output the function epilogue
118 (m32r_expand_epilogue): New.
119 (direct_return): Return false if the function has the interrupt
121 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
122 * config/m32r/m32r.md (epilogue): New expander.
123 (return_lr, return_rte): New insns.
124 (return): Make it expander.
125 (return_normal): New expander.
127 2007-01-18 Josh Conner <jconner@apple.com>
130 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
131 support for UNLE, UNLT, UNGE, and UNGT.
133 2007-01-18 Jan Hubicka <jh@suse.cz>
135 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
136 * tree-tailcall (add_virtual_phis): Likewise.
137 (optimize_tail_call): Return TODOs.
138 (execute_tail_calls): Return TODOs.
139 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
140 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
142 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
143 Cleanup cfg using TODO.
144 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
145 * passes.c (execute_function_todo): When cleanup did something, remove
147 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
148 (make_edges): Don't cleanup_cfg.
150 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
152 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
153 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
154 operate on the top of stack.
155 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
156 register handling of instructions that output to the second
158 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
159 (move_for_stack_reg): Special-case check for dead destination
160 stack slot for constant load of 1.0 inside UNSPEC_TAN.
162 * config/i386/i386.md (UNSPEC_TAN): New constant.
163 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
164 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
165 to correctly model move of constant 1.0 to top stack slot.
166 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
167 (unnamed peephole2 pattern): Remove corresponding peephole2
168 pattern that optimizes tan insn and loading of constant 1.0.
169 (tanxf2): Use fptanxf4_i387.
170 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
171 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
172 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
173 disable patterns for SSE math.
174 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
175 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
177 2007-01-18 Dirk Mueller <dmueller@suse.de>
178 Richard Guenther <rguenther@suse.de>
181 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
182 * common.opt (Warray-bounds): Add new warning option.
183 * c-opts.c (c_common_handle_option): Define -Warray-bounds
185 * Makefile.in: make tree-vrp.o depend on toplev.h
186 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
188 (check_array_refs, check_array_bounds, check_array_ref): New.
190 2007-01-18 Jan Hubicka <jh@suse.cz>
192 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
193 (execute_ssa_ccp): Return flags conditionally.
194 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
196 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
198 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
200 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
201 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
203 * Makefile.c (GTFILES): Add cfglayout.h.
204 * gengtype.c (open_base_files): Likewise.
205 * cfglayout.c (cfg_layout_function_footer,
206 cfg_layout_function_header) Reindent to make gengtype happy.
207 * cfglayout.h (cfg_layout_function_footer,
208 cfg_layout_function_header): Add GTY(()) marker.
210 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
212 2007-01-18 Ben Elliston <bje@au.ibm.com>
214 * genautomata.c (write_automata): Include xstrerror output in the
215 error message if writing the DFA description file fails.
217 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
219 * config/mips/mips-protos.h (mips_output_external): Make it
221 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
222 * config/mips/mips.c (irix_output_external_libcall): Likewise.
223 (extern_list): Likewise.
224 (extern_head): Likewise.
225 (TARGET_ASM_FILE_END): Likewise.
226 (mips_file_end): Likewise.
227 (mips_output_external): Rewritten.
229 2007-01-18 Ben Elliston <bje@au.ibm.com>
231 * genpreds.c (write_insn_preds_c): Only write out the function
232 body for regclass_for_constraint if we have register constraints.
234 2007-01-17 Tom Tromey <tromey@redhat.com>
236 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
237 * doc/install.texi (Testing): Use sourceware.org.
238 (Binaries): Likewise.
239 (Specific): Likewise.
240 * doc/contrib.texi (Contributors): Use sourceware.org.
242 2007-01-17 Anatoly Sokolov <aesok@post.ru>
244 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
245 (AVR_ENHANCED): Rename to ...
246 (AVR_HAVE_MUL): ... new.
247 (avr_enhanced_p): Rename to ...
248 (avr_have_mul_p): ... new.
249 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
250 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
251 * config/avr/avr.c (avr_enhanced_p): Rename to ...
252 (avr_have_mul_p): ... new.
253 (base_arch_s): Rename 'enhanced' to 'have_mul'.
254 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
255 'avr_enhanced_p' and 'enhanced'.
256 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
257 AVR_HAVE_MUL instead of AVR_ENHANCED.
258 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
259 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
260 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
261 instead of AVR_ENHANCED.
262 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
263 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
264 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
266 2007-01-17 Ian Lance Taylor <iant@google.com>
268 * vec.h (VEC_reserve_exact): Define.
269 (vec_gc_p_reserve_exact): Declare.
270 (vec_gc_o_reserve_exact): Declare.
271 (vec_heap_p_reserve_exact): Declare.
272 (vec_heap_o_reserve_exact): Declare.
273 (VEC_OP (T,A,reserve_exact)): New static inline function, three
275 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
277 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
278 (VEC_OP (T,A,copy)) [all versions]: Likewise.
279 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
280 * vec.c (calculate_allocation): Add exact parameter. Change all
282 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
283 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
284 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
285 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
286 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
287 (vec_heap_p_reserve_exact): New function.
288 (vec_heap_o_reserve_exact): New function.
290 2007-01-17 Jan Hubicka <jh@suse.cz>
292 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
294 2007-01-17 Eric Christopher <echristo@apple.com>
296 * config.gcc: Support core2 processor.
298 2007-01-16 Jan Hubicka <jh@suse.cz>
300 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
301 the names, just unlink the chain so we don't crash on dangling pointers
304 2007-01-16 Jan Hubicka <jh@suse.cz>
306 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
307 * tree-pass.h: Reorder to make IPA passes appear toegher.
308 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
309 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
310 parameters, do not call early inliner.
311 * ipa-inline.c: Update comments. Include tree-flow.h
312 (cgraph_decide_inlining): Do not compute inlining parameters.
313 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
314 be called with function context set up.
315 (pass_ipa_inline): Remove unreachable functions before pass.
316 (cgraph_early_inlining): Simplify assuming to be called from the
318 (pass_early_inline): New pass.
319 (cgraph_gate_ipa_early_inlining): New gate.
320 (pass_ipa_early_inline): Turn into simple wrapper.
321 (compute_inline_parameters): New function.
322 (gate_inline_passes): New gate.
323 (pass_inline_parameters): New pass.
324 (apply_inline): Move here from tree-optimize.c
325 (pass_apply_inline): New pass.
326 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
328 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
330 (tree_function_versioning): Do not allocate dummy struct function.
331 * tree-inline.h (optimize_inline_calls): Update prototype.
332 * tree-optimize.c (execute_fixup_cfg): Export.
333 (pass_fixup_cfg): Remove
334 (tree_rest_of_compilation): Do not apply inlines.
335 * tree-flow.h (execute_fixup_cfg): Declare.
336 * Makefile.in (gt-passes.c): New.
337 * passes.c: Include gt-passes.h
338 (init_optimization_passes): New passes.
339 (nnodes, order): New static vars.
340 (do_per_function_toporder): New function.
341 (execute_one_pass): Dump current pass here.
342 (execute_ipa_pass_list): Don't dump current pass here.
344 2007-01-16 Janis Johnson <janis187@us.ibm.com>
346 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
347 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
349 2007-01-16 David Edelsohn <edelsohn@gnu.org>
351 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
352 (strong_alias): Define.
353 (__gcc_qmul): Provide non-FMA for soft-float.
369 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
370 soft-float functions.
371 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
372 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
373 about long double soft float.
375 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
376 Tehila Meyzels <tehila@il.ibm.com>
378 * tree-vectorizer.h (is_pattern_stmt_p): New.
379 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
380 formatting (tabs instead of spaces). Cleanup and clarify setting
381 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
382 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
383 (vectorizable_type_demotion): Check that types are integral.
384 (vectorizable_type_promotion): Likewise.
385 (vectorizable_store): Fix typo. Eliminate new-line at end of
388 2007-01-16 Jan Hubicka <jh@suse.cz>
390 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
393 2007-01-15 Eric Christopher <echristo@apple.com>
395 * ifcvt.c: Include vec.h, vecprim.h.
396 (check_cond_move_block): New argument regs.
397 Reorganize. Add registers used to regs.
398 (cond_move_process_if_block): Use regs set above as
401 2007-01-15 Eric Christopher <echristo@apple.com>
403 * config/darwin.h: Update copyright.
404 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
405 (LINK_COMMAND_SPEC): Add -u.
406 (LINK_SPEC): Fix umbrella for above.
408 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
410 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
413 2007-01-15 Tom Tromey <tromey@redhat.com>
415 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
416 * doc/install.texi (Testing): Don't mention jacks.
417 (Configuration): Document --enable-java-maintainer-mode. Move
418 --with-java-home to libgcj-specific section. Document
420 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
422 2007-01-15 Jan Hubicka <jh@suse.cz>
424 * tree-ssa-dce.c (DCE_TODOs): New.
425 (propagate_necessity): Return if something changed.
426 (eliminate_unnecessary_stmts): Likewise.
427 (perform_tree_ssa_dce): Return TODO flags when needed.
428 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
430 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
432 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
433 (fyl2x_extend<mode>xf3_i387): New insn pattern.
434 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
435 patterns using X87MODEF12 mode macro. Extend operand 1
436 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
437 (log10<mode>2): Ditto.
438 (log2<mode>2): Ditto.
439 (log1p<mode>2): Ditto.
440 (logb<mode>2): Ditto.
441 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
442 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
443 (*fxtractxf3_i387): Rename from *fxtractxf3.
444 (fxtract_extend<mode>xf3_i387): New insn pattern.
445 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
446 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
447 and gen_fyl2xxf3_i387().
449 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
451 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
452 * cfgloopmanip.c (fix_loop_placement): Made static. Use
453 get_loop_exit_edges. Changed return type to bool.
454 * cfgloop.h (fix_loop_placement): Declaration removed.
456 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
458 * param.h (MIN_VECT_LOOP_BOUND): New.
459 * params.def (MIN_VECT_LOOP_BOUND): New.
460 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
461 argument - minimum threshold for number of iterations.
462 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
463 argument to declaration.
464 * tree-vect-analyze.c (vect_analyze_operations): Check value of
466 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
467 slpeel_tree_peel_loop_to_edge with additional argument.
468 (vect_do_peeling_for_alignment): Likewise.
469 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
471 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
474 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
477 2007-01-14 Jan Hubicka <jh@suse.cz>
479 * tree-dfa.c (remove_referenced_var): New function.
480 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
481 prune referenced vars list too.
482 * tree-flow.h (remove_referenced_var): Declare.
484 2007-01-14 Jan Hubicka <jh@suse.cz>
486 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
488 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
489 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
490 * except.h (verify_eh_throw_table_statements): Kill prototype.
491 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
492 into call exrepssions.
493 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
495 * tree-cfg.c: Include pointer-set.h.
496 (verify_node_sharing): Work on pointer set.
497 (verify_eh_throw_stmt_node): New.
498 (verify_stmts): Use pointers sets, verify throw_stmt.
500 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
502 * ipa-reference.c (analyze_function): Consider also addresses taken
505 2007-01-12 Roger Sayle <roger@eyesopen.com>
507 * c-typeck.c (null_pointer_constant_p): Replace use of
508 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
509 (build_c_cast): Likewise.
511 2007-01-12 Roger Sayle <roger@eyesopen.com>
513 * tree.h (force_fit_type_double): Remove unused final argument.
514 * c-common.c (constant_expression_warning): Replace use of
515 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
516 (convert_and_check): Likewise.
517 (shorten_compare): Update call to force_fit_type_double.
518 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
519 * convert.c (convert_to_pointer): Update call to
520 force_fit_type_double.
521 * fold-const.c (force_fit_type_double): Remove overflowed_const
523 (int_const_binop, fold_convert_const_int_from_int,
524 fold_convert_const_int_from_real, fold_div_compare,
525 fold_sign_changed_comparison, fold_unary, fold_negate_const,
526 fold_abs_const, fold_not_const): Remove the final argument from
527 calls to force_fit_type_double.
529 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
531 * configure.ac: Set insn to "nop" for spu-*-* also.
532 * configure: Regenerate.
534 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
536 * builtins.def : Add BUILT_IN_FREE.
538 2007-01-12 Jan Hubicka <jh@suse.cz>
540 PR tree-optimization/30443
541 * tree-inline.c (tree_function_versioning): Do not optimize when
542 cloning for inlining.
544 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
546 * doc/loop.texi: Document recording of loop exits.
547 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
548 (update_single_exits_after_duplication,
549 update_single_exit_for_duplicated_loop,
550 update_single_exit_for_duplicated_loops): Removed.
551 (duplicate_loop_to_header_edge): Do not call
552 update_single_exits_after_duplication and
553 update_single_exit_for_duplicated_loops.
554 (loop_version): Do not update single_exit information.
555 (fix_loop_structure): Use record_loop_exits instead of
556 mark_single_exit_loops.
557 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
558 the lists of loop exits.
559 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
560 split_edge, merge_blocks): Update the lists of loop exits.
561 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
563 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
564 of mark_single_exit_loops.
565 (loop_optimizer_finalize): Call release_recorded_exits.
566 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
567 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
568 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
569 update single exit information.
570 * lambda-code.c (perfect_nestify): Ditto.
571 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
572 (mark_single_exit_loops): Removed.
573 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
574 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
575 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
577 (get_loop_exit_edges, single_exit): Use recorded exit lists.
578 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
579 (verify_loop_structure): Verify consistency of the exit lists.
580 (flow_loops_find): Use alloc_loop. Initialize exits hash.
581 (set_single_exit): Removed.
582 * cfgloop.h (struct loop_exit): New function.
583 (struct loop): single_exit_ field replaced by exits field.
584 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
585 (struct loops): Added exits hash.
586 (mark_single_exit_loops, set_single_exit): Declaration removed.
587 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
589 2007-01-12 Richard Sandiford <richard@codesourcery.com>
591 * doc/invoke.texi: Avoid use of @headitem.
593 2007-01-12 Richard Sandiford <richard@codesourcery.com>
595 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
597 2007-01-12 Richard Sandiford <richard@codesourcery.com>
599 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
602 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
603 Richard Sandiford <richard@codesourcery.com>
605 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
606 * config/m68k/m68k.opt: Resort options.
607 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
609 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
610 Richard Sandiford <richard@codesourcery.com>
612 * doc/invoke.texi: Document the macros that are defined by
613 m68k's -mtune and -mhard-float options.
614 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
615 (m68k_cpp_cpu_family): Likewise.
616 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
617 of __ucfv*__ macros. Define __mcffpu__ if generating code for
618 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
619 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
620 (m68k_cpp_cpu_family): Likewise.
622 2007-01-12 Richard Sandiford <richard@codesourcery.com>
624 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
625 macros besides mc68000 as tuning macros. Use a switch statement
626 to set them and mcpu32.
628 2007-01-12 Julian Brown <julian@codesourcery.com>
630 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
631 (TARGET_68040_ONLY): Rename to...
632 (TARGET_68040): ...this.
633 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
634 * config/m68k/m68k.md: Likewise.
636 2007-01-12 Julian Brown <julian@codesourcery.com>
637 Nathan Sidwell <nathan@codesourcery.com>
638 Richard Sandiford <richard@codesourcery.com>
640 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
641 the -mcpu= argument associated with the --with-cpu setting.
642 Define M68K_DEFAULT_TUNE to the default -mtune= option,
643 if different from the one implied by the -mcpu setting.
644 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
645 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
646 * doc/invoke.texi: Mention ColdFire in the introduction to the
647 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
648 -mno-div and -mhard-float options. Make -m68881 a synonym for
649 -mhard-float. Document the previously-undocumented -m5206e,
650 -m528x, -m5307 and -m5407 options. Tweak the existing option
651 documentation for consistency.
652 * doc/install.texi: Mention new --with-cpu arguments.
653 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
654 default CPU if neither -mcpu nor -march are specified.
655 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
656 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
657 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
658 using m68k_tune to decide between families that implement the
659 same ISA. Use m68k_tune to set __mcfv4e__.
660 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
661 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
662 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
663 (FL_ISA_C, FL_ISA_MMU): New macros.
664 (MASK_COLDFIRE): Delete.
665 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
666 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
667 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
668 (TARGET_HARD_FLOAT): Do not define here.
669 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
670 (TUNE_68000): New macro.
671 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
672 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
673 (TUNE_CFV2): Redefine in terms of m68k_tune.
674 (uarch_type, target_device, fpu_type): New enums.
675 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
676 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
677 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
678 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
679 (FL_FOR_isa_c): New macros.
680 (m68k_isa): New enum.
681 (m68k_target_selection): New structure.
682 (all_devices, all_isas, all_microarchs): New tables.
683 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
684 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
685 (MASK_ALL_CPU_BITS): Delete.
686 (m68k_find_selection): New function.
687 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
688 Map the legacy target options to a combination of the new ones.
689 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
690 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
691 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
693 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
694 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
696 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
697 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
698 * config/m68k/m68k-devices.def: New file.
700 2007-01-12 Richard Sandiford <richard@codesourcery.com>
701 Nathan Sidwell <nathan@codesourcery.com>
703 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
704 (SUBTARGET_EXTRA_SPECS): New macros.
705 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
706 use %(asm_cpu_spec) instead.
707 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
708 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
709 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
710 (EXTRA_SPECS): Rename to...
711 (SUBTARGET_EXTRA_SPECS): ...this.
713 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
714 Richard Sandiford <richard@codesourcery.com>
715 Julian Brown <julian@codesourcery.com>
717 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
718 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
719 to the configuration's default CPU.
720 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
721 Remove default masks.
722 (m680[012]0-*-*): Set the default with_cpu to the first part of
724 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
725 (m68k*-*-linux): Extend the --with-cpu handling to...
726 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
727 and m68010. Don't set target_cpu_default2.
728 * doc/install.texi: Document --with-cpu for m68k.
729 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
730 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
731 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
732 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
733 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
734 (ASM_SPEC): Remove use of %(asm_cpu_default).
735 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
736 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
737 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
738 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
739 __HAVE_FPU__ if TARGET_HARD_FLOAT.
740 (TARGET_DEFAULT): Delete.
741 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
742 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
743 (CPP_CPU_SPEC): Delete.
744 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
745 the appropriate string.
746 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
747 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
748 (ASM_SPEC): Don't use %(asm_default_spec).
749 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
750 TARGET_DEFAULT and add MASK_68881.
751 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
753 2007-01-12 Richard Sandiford <richard@codesourcery.com>
755 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
756 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
757 MASK_68010 alongside MASK_68020.
758 * doc/invoke.texi: Document -m68010.
759 * config/m68k/m68k.opt (m68010): New.
760 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
762 (TUNE_68010): New macro.
763 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
764 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
765 (M68K_CPU_m68332): Add MASK_68010.
766 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
768 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
770 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
771 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
772 to all entries that use MASK_68020.
773 (output_move_simode_const, output_move_himode, output_move_qimode)
774 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
775 instead of TARGET_68020 to select clr behavior. Remove comment
776 about there being no TARGET_68010.
777 * config/m68k/m68k.md: Likewise throughout.
779 2007-01-12 Julian Brown <julian@codesourcery.com>
781 * config/m68k/m68k.h (TARGET_ISAB): New macro.
782 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
783 * config/m68k/m68k.md: Likewise.
785 2007-01-12 Julian Brown <julian@codesourcery.com>
787 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
788 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
790 2007-01-12 Julian Brown <julian@codesourcery.com>
792 * config/m68k/m68k.h (TUNE_68040_60): New macro.
793 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
794 * config/m68k/m68k.md: Likewise.
796 2007-01-12 Julian Brown <julian@codesourcery.com>
797 Richard Sandiford <richard@codesourcery.com>
799 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
800 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
801 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
803 (TARGET_CPU32): Rename to...
804 (TUNE_CPU32): ...this.
805 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
806 (TUNE_CFV2): New macros.
807 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
808 remove conditions that are implied by TARGET_68020.
809 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
810 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
811 (m68k_output_function_epilogue): Likewise.
812 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
813 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
814 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
815 non-68000 timings. Refactor multiplication and division costs.
816 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
817 TUNE_CPU32 instead of TARGET_CPU32.
818 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
819 and TUNE_68060 instead of TARGET_68060.
820 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
821 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
823 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
824 && !TARGET_COLDFIRE" to choose between moveq and clr.
825 Likewise in the unnamed movsf pattern.
826 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
827 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
830 2007-01-12 Richard Sandiford <richard@codesourcery.com>
832 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
833 of tabbing before backslashes.
835 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
837 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
838 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
839 (ASM_OUTPUT_INTERNAL_LABEL): Define.
841 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
843 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
844 find_interesting_uses_cond.
845 (find_interesting_uses_cond): Use extract_cond_operands.
846 (rewrite_use_compare): Use extract_cond_operands and
847 force_gimple_operand_bsi. Do not call update_stmt.
848 (determine_use_iv_cost_condition): Use extract_cond_operands.
849 Return cheaper of using original bound and changing the exit bound.
851 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
853 PR tree-optimization/29516
854 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
855 most_expensive_mult_to_index, addr_to_parts,
856 create_mem_ref, maybe_fold_tmr): Make the type of
857 fields of TARGET_MEM_REF sizetype.
858 (move_fixed_address_to_symbol, move_pointer_to_base):
860 * tree.def (TARGET_MEM_REF): Add comment on types of
863 2007-01-11 Joseph Myers <joseph@codesourcery.com>
865 * c-common.c (vector_types_convertible_p): Treat opaque types as
866 always convertible if they have the same size, but not otherwise.
868 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
870 * ifcvt.c (struct noce_if_info): Add comments to the fields.
871 Remove the b_unconditional field.
872 (noce_try_sign_mask): Do not look at b_unconditional.
873 (noce_process_if_block): Do not use merge_if_blocks. Update
874 the CFG here. Do not set b_unconditional.
875 (cond_move_process_if_block): Likewise.
876 (find_cond_trap): Likewise.
877 (check_cond_move_block): Require simple jump insns at the end
880 2007-01-11 Jan Hubicka <jh@suse.cz>
882 PR tree-optimization/1046
883 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
884 when alias info is not ready.
885 (pass_tail_recursion): Do not require aliasing.
886 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
887 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
888 * tree-ssa-copy.c (pass_copy_prop): Likewise.
889 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
890 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
891 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
892 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
894 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
895 When aliasing is not build, mark statement as volatile.
897 2007-01-11 Tom Tromey <tromey@redhat.com>
899 PR preprocessor/15185, PR preprocessor/20989:
900 * doc/cppopts.texi <-MT>: Update description of algorithm for
901 computing default target.
902 <-M, -MD>: Reword "basename" text.
904 2007-01-11 Roger Sayle <roger@eyesopen.com>
906 * builtins.c (expand_builtin_pow, expand_builtin_powi,
907 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
908 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
909 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
910 fold_builtin_bswap, real_constp, fold_builtin_pow,
911 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
912 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
913 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
914 * convert.c (convert_to_pointer): Likewise.
915 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
916 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
917 const_binop, fold_convert_const_int_from_int,
918 fold_convert_const_int_from_real,
919 fold_convert_const_real_from_real, sign_bit_p,
920 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
921 fold_sign_changed_comparison, fold_unary, fold_comparison,
922 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
923 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
924 * print-tree.c (print_node_brief, print_node): Likewise.
925 * stor-layout.c (place_field, layout_type): Likewise.
926 * tree-chrec.c (keep_cast): Likewise.
927 * tree.c (build_vector, build_real, build_real_from_int_cst,
928 build_complex): Likewise.
930 2007-01-11 Roger Sayle <roger@eyesopen.com>
932 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
933 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
935 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
937 * configure.ac (strict1_warn): Rename to strict_warn.
938 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
939 cc_set_by_configure, quoted_cc_set_by_configure,
940 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
941 all_boot_languages, all_stagestuff): Remove.
942 (target_list): Remove bootstrap targets.
943 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
944 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
945 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
946 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
947 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
948 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
949 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
950 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
951 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
952 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
953 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
954 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
955 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
956 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
957 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
958 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
959 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
960 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
961 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
962 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
963 (mostlyclean): Adjust.
964 (clean, distclean): Don't mention bootstrap stuff.
965 * configure: Regenerate.
966 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
967 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
968 treelang/config-lang.in (stagestuff): Remove.
969 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
970 stageprofile, stagefeedback, stagestuff): Remove mention.
972 2007-01-11 Nick Clifton <nickc@redhat.com>
974 * config/mcore/predicates.md (mcore_general_movesrc_operand):
976 (mcore_general_movdst_operand): Do not accept CONST_INTs.
977 (mcore_arith_K_S_operand): Run the test for the S constraint not
978 the test for the M constraint.
979 (mcore_addsub_operand): Do not accept integer values that are
981 * config/mcore/mcore.md: Remove unused constraints from split.
982 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
984 (allocate_stack): Likewise.
985 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
987 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
989 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
990 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
991 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
992 mcore_output_bclri, mcore_output_andn, output_inline_const,
993 mcore_output_move, mcore_output_movedouble): Likewise.
994 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
995 (output_inline_const): Likewise.
996 (output_inline_const): Fix format strings used in sprintf
998 * config/mcore/mcore-protos.h: Update prototypes for changed
999 functions in mcore.c.
1000 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
1001 HOST_WIDE_INT and not int.
1002 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
1003 CONST_OK_FOR_N): Likewise.
1004 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
1005 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
1008 2007-01-10 Jan Hubicka <jh@suse.cz>
1010 * tree-vrp.c (remove_range_assertions): Release defs.
1011 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
1012 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
1014 2007-01-10 Paul Brook <paul@codesourcery.com>
1016 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
1017 * config/arm/arm.md (mulsi3subsi): New insn.
1019 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
1021 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
1022 (tree_transform_and_unroll_loop): New.
1023 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
1026 2007-01-10 Robert Kennedy <jimbob@google.com>
1028 * fold-const.c (fold_comparison): Fold comparisons like (x *
1029 1000 < 0) to (x < 0).
1031 2007-01-10 Ian Lance Taylor <iant@google.com>
1033 * tree-pretty-print.c (dump_generic_node): Print parentheses when
1034 operands have the same priority.
1036 2007-01-10 Tom Tromey <tromey@redhat.com>
1038 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
1039 (fold_binary): Likewise.
1040 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
1041 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
1042 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
1043 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
1044 * langhooks.h (struct lang_hooks): Removed field
1045 'can_use_bit_fields_p'.
1047 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
1049 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
1051 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
1053 * function.c (get_last_funcdef_no): New function.
1054 * function.h (get_last_funcdef_no): Declare.
1055 * tree-inline.c (initialize_cfun): Add initialization.
1056 (tree_function_versioning): Cleanup.
1058 2007-01-10 Jan Hubicka <jh@suse.cz>
1060 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
1063 2007-01-10 Sa Liu <saliu@de.ibm.com>
1064 Ben Elliston <bje@au.ibm.com>
1066 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
1067 for SAVE_NONLOCAL and Pmode for any other save level.
1068 * spu-protos.h (spu_restore_stack_block): Declare.
1069 * spu.md (save_stack_block): Remove.
1070 (restore_stack_block): Call spu_restore_stack_block.
1071 * spu.c (spu_restore_stack_block): New function.
1072 (spu_expand_epilogue): Remove old comment.
1074 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
1076 PR tree-optimization/30322
1077 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
1078 (cand_value_at): Return the value as aff_tree.
1079 (may_eliminate_iv): Convert the bound from aff_tree to tree.
1080 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
1081 aff_combination_mult): New functions.
1082 (aff_combination_add): Use aff_combination_add_cst.
1083 (aff_combination_convert): Allow conversions to a wider type.
1084 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
1085 * tree-affine.h (aff_combination_mult): Declare.
1087 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
1089 * doc/tm.texi: Update documentation to reflect reality of exec
1090 and start file search behaviours. Update copyright year.
1091 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
1092 header file directories.
1094 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
1096 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
1097 (*cosxf2): Rename to cosxf2_i387.
1098 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
1099 using X87MODEF12 mode macro. Rename patterns to
1100 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
1102 (*cosdf2, *cossf2): Ditto.
1103 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
1104 to match extended input operands.
1105 (sincos<mode>3): New expander.
1106 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
1107 insn patterns and corresponding splitters.
1109 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
1111 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
1112 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
1114 2007-01-09 Nicolas Pitre <nico@cam.org>
1117 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
1119 2007-01-08 Geoffrey Keating <geoffk@apple.com>
1121 * target.h (struct gcc_target): New field library_rtti_comdat.
1122 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
1123 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
1124 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
1125 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
1127 2007-01-08 Geoffrey Keating <geoffk@apple.com>
1129 * doc/invoke.texi (Optimize Options): Correct description of -O0.
1131 2007-01-08 Richard Guenther <rguenther@suse.de>
1133 * tree.h (force_fit_type_double): Export.
1134 (force_fit_type): Remove.
1135 * fold-const.c (force_fit_type_double): New function.
1136 (force_fit_type): Remove.
1137 (int_const_binop): Use it.
1138 (fold_convert_const_int_from_int): Likewise.
1139 (fold_convert_const_int_from_real): Likewise.
1140 (fold_div_compare): Likewise.
1141 (fold_sign_changed_comparison): Likewise.
1142 (fold_unary): Likewise.
1143 (fold_negate_const): Likewise.
1144 (fold_abs_const): Likewise.
1145 (fold_not_const): Likewise.
1146 * c-common.c (shorten_compare): Use force_fit_type_double.
1147 * convert.c (convert_to_pointer): Likewise.
1149 2007-01-08 Richard Guenther <rguenther@suse.de>
1151 * tree.h (build_int_cst_wide_type): Export.
1152 * tree.c (build_int_cst_wide_type): New function.
1153 (build_int_cst_wide): Fix comment.
1154 * builtins.c (fold_builtin_object_size): Use build_int_cst
1155 to build -1 or 0 of the correct type. Use fit_double_type
1156 to check for overflow.
1157 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
1159 (decode_field_reference): Likewise.
1160 (all_ones_mask_p): Likewise.
1161 (native_interpret_int): Use build_int_cst_wide_type.
1162 (fold_binary): Use build_int_cst_type to build an all-ones
1164 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
1166 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
1168 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
1170 2007-01-09 Ben Elliston <bje@au.ibm.com>
1172 * genautomata.c (STATS_OPTION): New option.
1173 (stats_flag): New flag.
1174 (gen_automata_option): Handle it.
1175 (initiate_automaton_gen): Ditto.
1176 (write_automata): Output statistics only if stats_flag is
1177 set. Likewise, output time statistics only if time_flag is set.
1178 * doc/md.texi (Processor pipeline description): Document new flag.
1180 2007-01-08 Richard Guenther <rguenther@suse.de>
1182 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
1183 * tree.c (build_int_cst_type): Likewise.
1184 (size_in_bytes): Don't call force_fit_type on the result.
1185 (int_fits_type_p): Use fit_double_type.
1186 * fold-const.c (fit_double_type): New function.
1187 (force_fit_type): Use it.
1188 * tree.h (fit_double_type): Export.
1190 2007-01-08 Jan Hubicka <jh@suse.cz>
1192 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
1193 * ipa.c (function_and_variable_visibility): Fix return type.
1195 2007-01-08 Richard Guenther <rguenther@suse.de>
1197 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
1198 of offset to build the index.
1199 * tree-pretty-print.c (dump_generic_node): Don't build negated
1200 const just for printing.
1201 * c-pretty-print.c (pp_c_integer_constant): Likewise.
1202 * builtins.c (fold_builtin_int_roundingfn): Check if result
1203 fits the type by using force_fit_type and comparing the result.
1204 * predict.c (predict_loops): Use compare_tree_int for comparison.
1205 * tree.c (build_int_cst): Fall back to integer_type_node for
1207 (build_int_cst_wide): Assert type is non-null.
1209 2007-01-08 Roberto Costa <roberto.costa@st.com>
1211 * tree-vrp.c (extract_range_from_cond_expr): New.
1212 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
1213 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
1215 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
1216 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
1217 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
1218 used as expressions.
1219 * tree-object-size.c (cond_expr_object_size): New.
1220 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
1222 2007-01-08 Jan Hubicka <jh@suse.cz>
1224 * tree-ssa-forwprop.c (forward_propagate_into_cond,
1225 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
1228 2007-01-08 Richard Guenther <rguenther@suse.de>
1230 PR tree-optimization/23603
1231 * tree-vrp.c (set_value_range_to_truthvalue): New function.
1232 (extract_range_from_binary): Fall back to truthvalue instead of
1233 varying for TRUTH_*_EXPR.
1234 (extract_range_from_comparison): Fall back to truthvalue instead of
1236 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
1237 if all visited PHI values were constant.
1239 2007-01-08 Jan Hubicka <jh@suse.cz>
1241 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
1242 (cgraph_analyze_function): break out from ...
1243 (cgraph_finalize_compilation_unit): ... here.
1244 (cgraph_expand_function): Remove forgoten commented out line.
1245 (cgraph_optimize): Analyze functions.
1247 2007-01-08 Jan Hubicka <jh@suse.cz>
1249 * tree-pas.h (TODO_remove_function): New flag.
1250 (TODO_update*): Renumber.
1251 (pass_ipa_increase_alignment,
1252 pass_ipa_function_and_variable_visibility): New passes.
1253 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
1254 (cgraph_function_and_variable_visibility): Move to ipa.c
1255 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
1256 cgraph_increase_alignment.
1257 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
1258 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
1259 calling tree-inline.
1260 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
1261 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
1262 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
1263 (gate_increase_alignment): New function.
1264 (pass_ipa_increase_alignment): New pass.
1265 * ipa.c: Inline tree-pass.h and timevar.h
1266 (function_and_variable_visibility): Move here from cgraphunit.c
1267 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
1268 * passes.c (init_optimization_passes): Add the two new passes.
1269 (execute_todo): Handle cgraph_remove_functions.
1271 2007-01-08 Nick Clifton <nickc@redhat.com>
1273 * config/frv/predicates.md (reg_or_0_operand): Accept
1276 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
1278 * config/bfin/rtems.h, config/bfin/t-rtems: New.
1279 * config.gcc: Add bfin*-rtems*.
1281 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
1283 * c.opt: Add -flax-vector-conversions.
1284 * c-typeck.c (convert_for_assignment): Pass flag to
1285 vector_types_convertible_p to allow emission of note.
1286 (digest_init): Likewise.
1287 * c-opts.c: Handle -flax-vector-conversions.
1288 * c-common.c (flag_lax_vector_conversions): New.
1289 (vector_types_convertible_p): Unless -flax-vector conversions
1290 has been passed, disallow conversions between vectors with
1291 differing numbers of subparts and/or element types. If such
1292 a conversion is disallowed, possibly emit a note on the first
1293 occasion only to inform the user of -flax-vector-conversions.
1294 The new last argument specifies this.
1295 * c-common.h (flag_lax_vector_conversions): New.
1296 (vector_types_convertible_p): Add extra argument.
1297 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
1298 char_type_node for V*QI type vectors.
1299 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
1300 Update to satisfy new typechecking rules.
1301 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
1303 * doc/invoke.texi (C Dialect Options): Document
1304 -flax-vector-conversions.
1306 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
1308 PR tree-optimization/29877
1309 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
1310 a register variable on the RHS to not be replaceable.
1312 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
1313 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
1314 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
1315 const_simm15, const_pow2, const_npow2): Added.
1316 * config/score/misc.md (insv, extv, extzv, movmemsi,
1317 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
1318 * config/score/score.c (score_address_cost, score_select_cc_mode):
1320 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
1321 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
1322 Update score_print_operand.
1323 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
1324 Adjust register allocate order and update some macro define.
1325 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
1326 mdx_block_move_straight, mdx_block_move_loop_head,
1327 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
1328 mdx_block_move): Added.
1329 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
1330 mdp_limm): Updated and fix some bug and typo.
1331 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
1332 (movsf, movdf, doloop_end): Added.
1334 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
1336 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
1337 config/arm/thumb2.md: Fix comment typos.
1338 * doc/extend.texi: Fix a typo.
1340 2007-01-07 Eric Christopher <echristo@apple.com>
1342 * configure.ac: Check for __stack_chk_fail for darwin.
1343 * configure: Regenerate.
1345 2007-01-07 Richard Guenther <rguenther@suse.de>
1347 * tree-vrp.c (extract_range_from_assert): CSE calls to
1348 compare_values where possible.
1349 (extract_range_from_unary_expr): Likewise.
1351 2007-01-07 Anatoly Sokolov <aesok@post.ru>
1353 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
1354 * config/avr/avr.c (call_insn_operand): Delete function.
1355 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
1356 instead of register number. Use predicates.
1357 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
1358 call_insn_operand): Add.
1360 2007-01-06 Jan Hubicka <jh@suse.cz>
1362 * tree-pass.h (pass_build_cgraph_edges): Declare.
1363 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
1364 (visited_nodes): Remove.
1365 (cgraph_create_edges): Move to cgraphbuild.c; rename to
1366 build_cgrpah_edges; make visited_nodes local.
1367 (cgraph_process_new_functions): DO not call initialize_inline_failed.
1368 (record_references_in_initializer): Move to cgraphbuild.c
1369 (initialize_inline_failed, rebuild_cgraph_edges,
1370 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
1371 (verify_cgraph_node): Make visited_nodes local.
1372 (cgraph_analyze_function): Do not call cgraph_create_edges and
1373 initialize_inline_failed.
1374 (cgraph_expand_function): Do not call cgraph_lower_function;
1375 assert that function is already lowered.
1376 * Makefile.in (cgraphbuild.o): New.
1377 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
1378 at the end of lowering passes.
1380 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
1382 * ifcvt.c (cond_move_convert_if_block): New function, code
1383 factored out from...
1384 (cond_move_process_if_block): ...here. Call the new function
1385 on the THEN and ELSE blocks.
1386 (merge_if_block): Do not copy global_live_at_end, merge_blocks
1387 already takes care of this.
1389 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1392 * tree.h (TREE_OVERFLOW_P): New.
1393 * c-typeck.c (parser_build_unary_op): Warn only if result
1394 overflowed and operands did not.
1395 (parser_build_binary_op): Likewise.
1396 (convert_for_assignment): Remove redundant overflow_warning.
1397 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
1399 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1401 * c-typeck.c (store_init_value): Split over two lines to follow
1402 the GNU coding style.
1404 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
1406 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
1407 __GXX_EXPERIMENTAL_CXX0X__.
1408 * doc/cpp.texi: Same.
1410 2007-01-05 Richard Guenther <rguenther@suse.de>
1413 * tree.c (get_narrower): Do not construct COMPONENT_REFs
1414 with mismatched types. Instead explicitly build a
1415 conversion NOP_EXPR.
1417 2007-01-05 Ian Lance Taylor <iant@google.com>
1419 * c-common.c (decl_with_nonnull_addr_p): New function.
1420 (c_common_truthvalue_conversion): Call it.
1421 * c-typeck.c (build_binary_op): Likewise.
1422 * c-common.h (decl_with_nonnull_addr_p): Declare.
1424 2007-01-05 Jakub Jelinek <jakub@redhat.com>
1427 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
1430 2007-01-05 Joel Brobecker <brobecker@adacore.com>
1432 * doc/install.texi (Final install): Document the fact that
1433 the GNAT runtime should not be stripped.
1435 2007-01-04 Jan Hubicka <jh@suse.cz>
1437 * tree-inline.c (fold_marked_statements): Update operand caches
1438 and EH after folding
1440 2007-01-04 Ian Lance Taylor <iant@google.com>
1442 * c-common.c (check_function_nonnull): Whitespace fix.
1444 2007-01-04 Jan Hubicka <jh@suse.cz>
1446 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
1447 comitted older version of patch.
1448 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
1449 function, celanup cfg and collect garbage.
1451 2007-01-04 Mike Stump <mrs@apple.com>
1453 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
1456 2007-01-04 Eric Christopher <echristo@apple.com>
1458 * libgcc2.c (__bswapsi2): Use SItype.
1459 (__bswapdi2): Use DItype.
1460 * libgcc2.h: Update for above.
1462 2007-01-04 Paul Brook <paul@codesourcery.com>
1464 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
1465 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
1466 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
1467 umulsidi3, umulsidi3adddi, smulsi3_highpart,
1468 umulsi3_highpart): Make conditional on !arm_arch6.
1469 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
1470 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
1471 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
1472 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
1473 umulsi3_highpart_v6): New insns.
1475 2007-01-04 Roger Sayle <roger@eyesopen.com>
1477 * fold-const.c (fold_convert): When casting an expression to void,
1478 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
1479 have a type. Instead of attempting to build a NOP_EXPR, return
1480 these "special" trees directly.
1482 2007-01-04 Joseph Myers <joseph@codesourcery.com>
1484 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
1485 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
1486 rs6000_cost->fp not 0 as adjustment for outer NEG.
1488 2007-01-04 Jan Hubicka <jh@suse.cz>
1490 * cgraph.c (cgraph_release_function_body): New function.
1491 (cgraph_remove_node): Use it.
1492 * cgraph.h (cgraph_release_function_body): Declare.
1493 * cgraphunit.c (cgraph_expand_function): Use it.
1494 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
1495 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
1496 is initialized and while compilation of other function is running.
1497 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
1498 statement CFG annotations from here to ...
1499 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
1501 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
1503 * cfgloop.h (enum li_flags): Make the constants powers of two.
1505 2007-01-04 Jan Hubicka <jh@suse.cz>
1507 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
1509 (fold_marked_statements): New function.
1510 (optimize_inline_calls, tree_function_versioning): Fold new statements.
1511 * tree-inline.h (copy_body_data): Add statements_to_fold.
1513 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
1515 * config.gcc: Mention libgcc/config.host.
1516 * Makefile.in: Update comments mentioning libgcc.
1517 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
1518 (all.cross, start.encap, rest.encap, rest.cross): Update
1519 dependencies for libgcc move.
1520 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
1521 (clean-target, clean-target-libgcc): Delete.
1522 (srcdirify, GCC_EXTRA_PARTS): New macros.
1523 (libgcc-support, libgcc.mvars): New rules.
1524 (distclean): Remove mention of mklibgcc.
1525 (install): Don't reference INSTALL_LIBGCC.
1526 (install-common): Don't reference EXTRA_PARTS.
1527 (install-libgcc, install-multilib): Delete rules.
1528 * mklibgcc.in: Delete file.
1529 * doc/configfiles.texi: Don't mention mklibgcc.
1531 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
1532 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
1533 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
1534 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
1535 (mklibgcc, ldblspecs): Likewise.
1537 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
1538 (posixpre.def): Use $(T).
1539 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
1540 (SHLIB_SRC, SHLIB_INSTALL): Delete.
1541 (SHLIB_LINK): Make dummy.
1542 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
1544 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
1546 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
1547 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
1548 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
1549 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
1551 * configure.ac (all_outputs): Remove mklibgcc.
1552 * configure: Regenerated.
1554 2007-01-03 Josh Conner <jconner@apple.com>
1557 * calls.c (compute_argument_addresses): Set stack and stack_slot
1558 for partial args, too.
1559 (store_one_arg): Use locate.size.constant for the size when
1560 generating a save_area.
1562 2007-01-03 Robert Kennedy <jimbob@google.com>
1564 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
1565 whose definitions are deleted due to basic block merging.
1567 2007-01-03 Paul Brook <paul@codesourcery.com>
1570 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
1572 (use_return_insn): Return 0 for Thumb interrupt functions.
1573 (print_multi_reg): Add rfe argument for IRQ returns.
1574 (arm_output_epilogue): Pop interrupt return address directly into PC.
1575 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
1577 2007-01-03 Paul Brook <paul@codesourcery.com>
1579 Merge from sourcerygxx-4_1.
1580 * config/arm/thumb2.md: New file.
1581 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
1583 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
1584 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
1585 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
1586 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
1588 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
1589 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
1591 * config/arm/ieee754-sf.S: Ditto.
1592 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
1593 (thumb1_base_register_rtx_p): ... to this.
1594 (thumb_index_register_rtx_p): Rename...
1595 (thumb1_index_register_rtx_p): ... to this.
1596 (thumb_output_function_prologue): Rename...
1597 (thumb1_output_function_prologue): ... to this.
1598 (thumb_legitimate_address_p): Rename...
1599 (thumb1_legitimate_address_p): ... to this.
1600 (thumb_rtx_costs): Rename...
1601 (thumb1_rtx_costs): ... to this.
1602 (thumb_compute_save_reg_mask): Rename...
1603 (thumb1_compute_save_reg_mask): ... to this.
1604 (thumb_final_prescan_insn): Rename...
1605 (thumb1_final_prescan_insn): ... to this.
1606 (thumb_expand_epilogue): Rename...
1607 (thumb1_expand_epilogue): ... to this.
1608 (arm_unwind_emit_stm): Rename...
1609 (arm_unwind_emit_sequence): ... to this.
1610 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
1611 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
1612 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
1613 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
1614 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
1615 thumb2_output_casesi): New functions.
1616 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
1617 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
1618 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
1619 THUMB2_WORK_REGS): Define.
1620 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
1621 arm_condexec_mask, arm_condexec_masklen)): New variables.
1622 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
1623 (arm_override_options): Check new CPU capabilities.
1624 Set new architecture flag variables.
1625 (arm_isr_value): Handle v7m interrupt functions.
1626 (user_return_insn): Return 0 for v7m interrupt functions. Handle
1628 (const_ok_for_arm): Handle Thumb-2 constants.
1629 (arm_gen_constant): Ditto. Use movw when available.
1630 (arm_function_ok_for_sibcall): Return false for v7m interrupt
1632 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
1633 (thumb_find_work_register, arm_load_pic_register,
1634 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
1635 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
1636 print_multi_reg, output_mov_long_double_fpa_from_arm,
1637 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
1638 output_mov_double_fpa_from_arm, output_move_double,
1639 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
1640 output_return_instruction, arm_output_function_prologue,
1641 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
1642 arm_output_mi_thunk, thumb_set_return_address): Ditto.
1643 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
1644 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
1645 (arithmetic_instr, shift_op): Use arm_shift_nmem.
1646 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
1648 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
1649 (thumb_expand_prologue): Use thumb_set_frame_pointer.
1650 (arm_file_start): Output directive for unified syntax.
1651 (arm_unwind_emit_set): Handle stack alignment instruction.
1652 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
1653 Add v6t2, v7, v7a, v7r and v7m.
1654 (RETLDM): Add Thumb-2 code.
1655 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
1656 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
1657 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
1658 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
1659 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
1660 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
1661 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
1662 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
1663 ADJUST_INSN_LENGTH): Define.
1664 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
1665 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
1666 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
1667 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
1668 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
1669 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
1670 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
1671 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
1672 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
1673 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
1674 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
1675 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
1676 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
1677 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
1678 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
1679 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
1680 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
1682 * config/arm/arm-tune.md: Regenerate.
1683 * config/arm/arm-protos.h: Update prototypes.
1684 * config/arm/vfp.md: Enable patterns for Thumb-2.
1685 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
1686 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
1687 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
1688 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
1689 * config/arm/libunwind.S: Add Thumb-2 code.
1690 * config/arm/constraints.md: Update include Thumb-2.
1691 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
1692 * config/arm/ieee754-df.S: Ditto.
1693 * config/arm/bpabi.S: Ditto.
1694 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
1695 * config/arm/predicates.md (low_register_operand,
1696 low_reg_or_int_operand, thumb_16bit_operator): New.
1697 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
1698 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
1699 * config/arm/t-arm-elf: Add armv7 multilib.
1700 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
1702 (UNSPEC_STACK_ALIGN, ce_count): New.
1703 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
1704 arm_zero_extendsidi2, arm_zero_extendqidi2): New
1706 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
1707 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
1708 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
1709 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
1710 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
1711 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
1713 * doc/extend.texi: Document ARMv7-M interrupt functions.
1714 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
1716 2007-01-03 Jakub Jelinek <jakub@redhat.com>
1718 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
1719 (struct _Unwind_Context): Rename args_size to flags, remove
1720 signal_frame field, add a new args_size field and version field.
1721 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
1722 _Unwind_IsExtendedContext): New inline functions.
1723 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
1724 Assume by_value array is only present if _Unwind_IsExtendedContext.
1725 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
1726 _Unwind_IsSignalFrame.
1727 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
1728 (uw_update_context_1): Use _Unwind_SetSignalFrame.
1729 (uw_init_context_1): Initialize context->flags to
1730 EXTENDED_CONTEXT_BIT.
1731 * config/rs6000/linux-unwind.h (frob_update_context): Use
1732 _Unwind_SetSignalFrame.
1734 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1737 * gimplify.c (gimplify_modify_expr_complex_part): Move below
1738 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
1741 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
1743 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
1744 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
1745 RET, AT_SP): Remove.
1746 * config/i386/i386.md (*sse_prologue_save_insn): Use return
1749 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
1750 * cfgbuild.c (find_basic_blocks): Likewise.
1751 * cfgrtl.c (rtl_create_basic_block): Likewise.
1752 * function.c (temp_slots_at_level): Likewise.
1753 * reg-stack.c (stack_regs_mentioned): Likewise.
1754 * regclass.c (allocate_reg_info): Likewise.
1755 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
1756 set_bb_for_stmt, move_block_to_fn): Likewise.
1757 * tree-complex.c (tree_lower_complex): Likewise.
1758 * vec.h (VEC_safe_grow_cleared): New.
1760 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
1762 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
1764 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
1765 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
1767 * cfgloopmanip.c (scale_loop_frequencies): Export.
1768 (loopify): Scale the frequencies by prescribed coefficients.
1769 (set_zero_probability): New function.
1770 (duplicate_loop_to_header_edge): Improve updating of frequencies.
1771 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
1772 and frequencies according to arguments.
1773 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
1775 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
1776 * modulo-sched.c (sms_schedule): Set probabilities for entering
1777 versioned loop correctly.
1778 * tree-vect-transform.c (vect_transform_loop): Ditto.
1779 * cfgloop.h (loopify, loop_version): Declaration changed.
1780 (scale_loop_frequencies): Declared.
1782 2007-01-02 Jan Hubicka <jh@suse.cz>
1784 * cgraph.c: Include tree-flow.h
1785 (cgraph_add_new-function): Handle IPA_SSA mode; execute
1787 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
1788 * tree-pass.h (pass_all_early_optimizations): Declare.
1789 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
1791 (cgraph_analyze_function): Do early_local_passes.
1792 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
1793 Do not add referenced vars.
1794 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
1796 (gate_all_early_local_passes): New gate.
1797 (pass_early_local_passes): Use new gate.
1798 (execute_early_local_optimizations): New functions.
1799 (gate_all_early_optimizations): New gate.
1800 (pass_all_early_optimizations): New pass.
1801 (execute_free_datastructures): Free SSA only when initialized.
1802 (gate_init_datastructures): Init only when optimizing.
1803 (tree_lowering_passes): Do early local passes when called late.
1804 * tree-profile.c (do_tree_profiling): Don't profile functions added
1806 (do_early_tree_profiling, pass_early_tree_profile): Kill.
1807 * tree-cfg.c (update_modified_stmts): Do not update when operands are
1809 * passes.c (init_optimizations_passes): Reorder so we go into SSA
1810 during early_local_passes.
1811 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
1814 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
1816 * Makefile.in: Update copyright year.
1818 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
1820 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
1821 in $(lang_checks) and check-consistency targets.
1823 2007-01-02 Jan Hubicka <jh@suse.cz>
1825 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
1826 Do not add referenced vars.
1827 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
1829 * passes.c (init_optimization_passes): Put mudflap_2 after
1830 free_datastructures.
1832 2007-01-02 Jan Hubicka <jh@suse.cz>
1834 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
1835 Set NOTHROW flag on call statements proved to be nothrow.
1836 Update statement of local calls so new pure/const functions are
1837 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
1839 (tree_rest_of_compilation): Register hooks and initialize bitmap
1840 early. Do not set after_inlining flag.
1842 2007-01-02 Steve Ellcey <sje@cup.hp.com>
1844 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
1845 HOST_BITS_PER_LONGLONG
1847 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1850 * c-typeck.c (store_init_value): Don't emit pedantic overflow
1851 warning for non-static initializers.
1853 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
1855 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
1856 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
1857 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
1858 Always use set_unique_reg_note to add REG_EQUAL notes.
1860 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
1863 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
1865 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
1866 * cfgbuild.c (find_basic_blocks): Likewise.
1867 * cfgrtl.c (rtl_create_basic_block): Likewise.
1868 * function.c (temp_slots_at_level): Likewise.
1869 * reg-stack.c (stack_regs_mentioned): Likewise.
1870 * regclass.c (allocate_reg_info): Likewise.
1871 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
1872 set_bb_for_stmt, move_block_to_fn): Likewise.
1873 * tree-complex.c (tree_lower_complex): Likewise.
1874 * vec.h (VEC_safe_grow_cleared): New.
1876 2007-01-02 Ian Lance Taylor <iant@google.com>
1878 * c-common.c (c_common_truthvalue_conversion): When warning about
1879 using an assignment as a truth value, set TREE_NO_WARNING.
1881 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1884 * c.opt (Wold-style-declaration): New.
1885 * doc/invoke.texi (C-only Warning Options): New.
1886 (Wold-style-declaration): Document it.
1887 (Wextra): Enabled by -Wextra.
1888 * c-opts.c (c_common_post_options): Enabled by -Wextra.
1889 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
1890 -Wold-style-declaration.
1892 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
1894 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
1895 * cfgbuild.c (find_basic_blocks): Likewise.
1896 * cfgrtl.c (rtl_create_basic_block): Likewise.
1897 * function.c (temp_slots_at_level): Likewise.
1898 * reg-stack.c (stack_regs_mentioned): Likewise.
1899 * regclass.c (allocate_reg_info): Likewise.
1900 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
1901 set_bb_for_stmt, move_block_to_fn): Likewise.
1902 * tree-complex.c (tree_lower_complex): Likewise.
1903 * vec.h (VEC_safe_grow_cleared): New.
1905 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
1907 * c-common.c(c_common_nodes_and_builtins): Since variants of
1908 void_type_node get built before it is given a name, we need to
1909 give those variants the name, too.
1910 (complete_array_type): We need to work with the canonical main
1911 type of the array, from which we will build the qualified version.
1912 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
1913 * print-tree.c (print_node): Display canonical type information
1915 * stor-layout.c (layout_type): When we don't know the
1916 alignment of a type for which we're building an array, we end up
1917 guessing wrong, so make the type require structural equality.
1918 * tree.c (make_node_stat): When we build a new type, it is its
1920 (build_type_attribute_qual_variant): When building an attribute
1921 variant, its canonical type is the non-attribute variant. However,
1922 if the attributes are target-dependent and they differ, we need to
1923 use structural equality checks for this type.
1924 (build_qualified_type): A qualified type is not equivalent to its
1925 unqualified variant; set the canonical type appropriately.
1926 (build_distinct_type_copy): When building a distinct type from
1927 another type, the new type is its own canonical type.
1928 (build_variant_type_copy): When building a new type variant, we
1929 assume that it is equivalent to the original type.
1930 (build_pointer_type_for_mode): When building a pointer type, also
1931 build a canonical type pointer.
1932 (build_reference_type_for_mode): When building a reference type,
1933 also build a canonical type reference.
1934 (build_index_type): When we can't hash an index type (e.g.,
1935 because its maximum value is negative), the index type requires
1936 structural equality tests.
1937 (build_array_type): Build the canonical form of an array type.
1938 (build_function_type): Function types require structural equality,
1939 because they contain default arguments, attributes, etc.
1940 (build_method_type_directly): Ditto for method types.
1941 (build_offset_type): Build the canonical offset type.
1942 (build_complex_type): Build the canonical vector type.
1943 (make_vector_type): Build the canonical vector type.
1944 * tree.h (TYPE_CANONICAL): New.
1945 (TYPE_STRUCTURAL_EQUALITY_P): New.
1946 (SET_TYPE_STRUCTURAL_EQUALITY): New.
1947 (struct tree_type): Added "canonical" field.
1948 * params.h (VERIFY_CANONICAL_TYPES): New.
1949 * doc/c-tree.texi (TYPE_CANONICAL): Document.
1950 (TYPE_STRUCTURAL_EQUALITY_P): Document.
1951 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
1952 * doc/invoke.texi (verify-canonical-types): Document --param
1953 parameter for verifying canonical types.
1955 2007-01-02 Joseph Myers <joseph@codesourcery.com>
1957 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
1958 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
1959 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
1960 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
1962 * config/rs6000/e500.h: New.
1963 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
1964 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
1966 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
1967 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
1968 TARGET_E500_DOUBLE): Remove.
1969 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
1970 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
1971 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
1972 * config/rs6000/rs6000.c (rs6000_override_options): Use
1975 2007-01-02 Joseph Myers <joseph@codesourcery.com>
1977 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
1978 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
1979 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
1980 rs6000_emit_cmove): Don't check TARGET_E500.
1981 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
1982 sordered): Don't check TARGET_E500.
1984 2007-01-01 Eric Christopher <echristo@apple.com>
1986 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
1987 HARD_REGISTER_NUM_P.
1989 2007-01-01 Roger Sayle <roger@eyesopen.com>
1991 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
1992 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
1993 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
1996 2007-01-01 Mike Stump <mrs@apple.com>
1998 * configure.ac: Remove support for building with Apple's gcc-3.1.
2000 2007-01-02 Joseph Myers <joseph@codesourcery.com>
2003 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
2004 REG is a hard register. Do not modify REG before calling
2006 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
2007 multiple of the size of YMODE for certain lowpart cases.
2009 2007-01-01 Andrew Pinski <pinskia@gmail.com>
2012 * gimplify (voidify_wrapper_expr): Update for
2015 2007-01-01 Andreas Schwab <schwab@suse.de>
2018 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
2019 save of BR0 in extra_spill_size instead of spill_size.
2020 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
2022 (ia64_expand_epilogue): Restore BR0 from its new location.
2024 2007-01-01 Andrew Pinski <pinskia@gmail.com>
2026 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
2027 Use a temporary variable if the left hand side is not a gimple
2030 2007-01-01 Andrew Pinski <pinskia@gmail.com>
2032 * gimplify.c (gimplify_return_expr): Make the temporary variable
2033 for the return expression, a gimple register variable.
2035 2007-01-01 Jan Hubicka <jh@suse.cz>
2037 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
2040 2007-01-01 Mike Stump <mrs@apple.com>
2042 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
2044 * config/darwin.c (machopic_select_rtx_section): Use
2046 (darwin_mergeable_constant_section): Likewise.
2047 * configure: Regenerate.
2048 * config.in: Regenerate.
2050 2007-01-01 Jan Hubicka <jh@suse.cz>
2051 Andrew Pinski <pinskia@gmail.com>
2053 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
2054 before starting IPA passes.