1 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
3 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
4 config/arm/thumb2.md: Fix comment typos.
5 * doc/extend.texi: Fix a typo.
7 2007-01-07 Eric Christopher <echristo@apple.com>
9 * configure.ac: Check for __stack_chk_fail for darwin.
10 * configure: Regenerate.
12 2007-01-07 Richard Guenther <rguenther@suse.de>
14 * tree-vrp.c (extract_range_from_assert): CSE calls to
15 compare_values where possible.
16 (extract_range_from_unary_expr): Likewise.
18 2007-01-07 Anatoly Sokolov <aesok@post.ru>
20 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
21 * config/avr/avr.c (call_insn_operand): Delete function.
22 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
23 instead of register number. Use predicates.
24 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
25 call_insn_operand): Add.
27 2007-01-06 Jan Hubicka <jh@suse.cz>
29 * tree-pass.h (pass_build_cgraph_edges): Declare.
30 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
31 (visited_nodes): Remove.
32 (cgraph_create_edges): Move to cgraphbuild.c; rename to
33 build_cgrpah_edges; make visited_nodes local.
34 (cgraph_process_new_functions): DO not call initialize_inline_failed.
35 (record_references_in_initializer): Move to cgraphbuild.c
36 (initialize_inline_failed, rebuild_cgraph_edges,
37 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
38 (verify_cgraph_node): Make visited_nodes local.
39 (cgraph_analyze_function): Do not call cgraph_create_edges and
40 initialize_inline_failed.
41 (cgraph_expand_function): Do not call cgraph_lower_function;
42 assert that function is already lowered.
43 * Makefile.in (cgraphbuild.o): New.
44 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
45 at the end of lowering passes.
47 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
49 * ifcvt.c (cond_move_convert_if_block): New function, code
51 (cond_move_process_if_block): ...here. Call the new function
52 on the THEN and ELSE blocks.
53 (merge_if_block): Do not copy global_live_at_end, merge_blocks
54 already takes care of this.
56 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
59 * tree.h (TREE_OVERFLOW_P): New.
60 * c-typeck.c (parser_build_unary_op): Warn only if result
61 overflowed and operands did not.
62 (parser_build_binary_op): Likewise.
63 (convert_for_assignment): Remove redundant overflow_warning.
64 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
66 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
68 * c-typeck.c (store_init_value): Split over two lines to follow
71 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
73 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
74 __GXX_EXPERIMENTAL_CXX0X__.
77 2007-01-05 Richard Guenther <rguenther@suse.de>
80 * tree.c (get_narrower): Do not construct COMPONENT_REFs
81 with mismatched types. Instead explicitly build a
84 2007-01-05 Ian Lance Taylor <iant@google.com>
86 * c-common.c (decl_with_nonnull_addr_p): New function.
87 (c_common_truthvalue_conversion): Call it.
88 * c-typeck.c (build_binary_op): Likewise.
89 * c-common.h (decl_with_nonnull_addr_p): Declare.
91 2007-01-05 Jakub Jelinek <jakub@redhat.com>
94 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
97 2007-01-05 Joel Brobecker <brobecker@adacore.com>
99 * doc/install.texi (Final install): Document the fact that
100 the GNAT runtime should not be stripped.
102 2007-01-04 Jan Hubicka <jh@suse.cz>
104 * tree-inline.c (fold_marked_statements): Update operand caches
107 2007-01-04 Ian Lance Taylor <iant@google.com>
109 * c-common.c (check_function_nonnull): Whitespace fix.
111 2007-01-04 Jan Hubicka <jh@suse.cz>
113 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
114 comitted older version of patch.
115 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
116 function, celanup cfg and collect garbage.
118 2007-01-04 Mike Stump <mrs@apple.com>
120 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
123 2007-01-04 Eric Christopher <echristo@apple.com>
125 * libgcc2.c (__bswapsi2): Use SItype.
126 (__bswapdi2): Use DItype.
127 * libgcc2.h: Update for above.
129 2007-01-04 Paul Brook <paul@codesourcery.com>
131 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
132 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
133 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
134 umulsidi3, umulsidi3adddi, smulsi3_highpart,
135 umulsi3_highpart): Make conditional on !arm_arch6.
136 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
137 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
138 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
139 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
140 umulsi3_highpart_v6): New insns.
142 2007-01-04 Roger Sayle <roger@eyesopen.com>
144 * fold-const.c (fold_convert): When casting an expression to void,
145 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
146 have a type. Instead of attempting to build a NOP_EXPR, return
147 these "special" trees directly.
149 2007-01-04 Joseph Myers <joseph@codesourcery.com>
151 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
152 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
153 rs6000_cost->fp not 0 as adjustment for outer NEG.
155 2007-01-04 Jan Hubicka <jh@suse.cz>
157 * cgraph.c (cgraph_release_function_body): New function.
158 (cgraph_remove_node): Use it.
159 * cgraph.h (cgraph_release_function_body): Declare.
160 * cgraphunit.c (cgraph_expand_function): Use it.
161 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
162 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
163 is initialized and while compilation of other function is running.
164 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
165 statement CFG annotations from here to ...
166 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
168 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
170 * cfgloop.h (enum li_flags): Make the constants powers of two.
172 2007-01-04 Jan Hubicka <jh@suse.cz>
174 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
176 (fold_marked_statements): New function.
177 (optimize_inline_calls, tree_function_versioning): Fold new statements.
178 * tree-inline.h (copy_body_data): Add statements_to_fold.
180 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
182 * config.gcc: Mention libgcc/config.host.
183 * Makefile.in: Update comments mentioning libgcc.
184 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
185 (all.cross, start.encap, rest.encap, rest.cross): Update
186 dependencies for libgcc move.
187 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
188 (clean-target, clean-target-libgcc): Delete.
189 (srcdirify, GCC_EXTRA_PARTS): New macros.
190 (libgcc-support, libgcc.mvars): New rules.
191 (distclean): Remove mention of mklibgcc.
192 (install): Don't reference INSTALL_LIBGCC.
193 (install-common): Don't reference EXTRA_PARTS.
194 (install-libgcc, install-multilib): Delete rules.
195 * mklibgcc.in: Delete file.
196 * doc/configfiles.texi: Don't mention mklibgcc.
198 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
199 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
200 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
201 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
202 (mklibgcc, ldblspecs): Likewise.
204 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
205 (posixpre.def): Use $(T).
206 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
207 (SHLIB_SRC, SHLIB_INSTALL): Delete.
208 (SHLIB_LINK): Make dummy.
209 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
211 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
213 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
214 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
215 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
216 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
218 * configure.ac (all_outputs): Remove mklibgcc.
219 * configure: Regenerated.
221 2007-01-03 Josh Conner <jconner@apple.com>
224 * calls.c (compute_argument_addresses): Set stack and stack_slot
225 for partial args, too.
226 (store_one_arg): Use locate.size.constant for the size when
227 generating a save_area.
229 2007-01-03 Robert Kennedy <jimbob@google.com>
231 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
232 whose definitions are deleted due to basic block merging.
234 2007-01-03 Paul Brook <paul@codesourcery.com>
237 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
239 (use_return_insn): Return 0 for Thumb interrupt functions.
240 (print_multi_reg): Add rfe argument for IRQ returns.
241 (arm_output_epilogue): Pop interrupt return address directly into PC.
242 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
244 2007-01-03 Paul Brook <paul@codesourcery.com>
246 Merge from sourcerygxx-4_1.
247 * config/arm/thumb2.md: New file.
248 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
250 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
251 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
252 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
253 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
255 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
256 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
258 * config/arm/ieee754-sf.S: Ditto.
259 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
260 (thumb1_base_register_rtx_p): ... to this.
261 (thumb_index_register_rtx_p): Rename...
262 (thumb1_index_register_rtx_p): ... to this.
263 (thumb_output_function_prologue): Rename...
264 (thumb1_output_function_prologue): ... to this.
265 (thumb_legitimate_address_p): Rename...
266 (thumb1_legitimate_address_p): ... to this.
267 (thumb_rtx_costs): Rename...
268 (thumb1_rtx_costs): ... to this.
269 (thumb_compute_save_reg_mask): Rename...
270 (thumb1_compute_save_reg_mask): ... to this.
271 (thumb_final_prescan_insn): Rename...
272 (thumb1_final_prescan_insn): ... to this.
273 (thumb_expand_epilogue): Rename...
274 (thumb1_expand_epilogue): ... to this.
275 (arm_unwind_emit_stm): Rename...
276 (arm_unwind_emit_sequence): ... to this.
277 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
278 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
279 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
280 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
281 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
282 thumb2_output_casesi): New functions.
283 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
284 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
285 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
286 THUMB2_WORK_REGS): Define.
287 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
288 arm_condexec_mask, arm_condexec_masklen)): New variables.
289 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
290 (arm_override_options): Check new CPU capabilities.
291 Set new architecture flag variables.
292 (arm_isr_value): Handle v7m interrupt functions.
293 (user_return_insn): Return 0 for v7m interrupt functions. Handle
295 (const_ok_for_arm): Handle Thumb-2 constants.
296 (arm_gen_constant): Ditto. Use movw when available.
297 (arm_function_ok_for_sibcall): Return false for v7m interrupt
299 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
300 (thumb_find_work_register, arm_load_pic_register,
301 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
302 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
303 print_multi_reg, output_mov_long_double_fpa_from_arm,
304 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
305 output_mov_double_fpa_from_arm, output_move_double,
306 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
307 output_return_instruction, arm_output_function_prologue,
308 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
309 arm_output_mi_thunk, thumb_set_return_address): Ditto.
310 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
311 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
312 (arithmetic_instr, shift_op): Use arm_shift_nmem.
313 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
315 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
316 (thumb_expand_prologue): Use thumb_set_frame_pointer.
317 (arm_file_start): Output directive for unified syntax.
318 (arm_unwind_emit_set): Handle stack alignment instruction.
319 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
320 Add v6t2, v7, v7a, v7r and v7m.
321 (RETLDM): Add Thumb-2 code.
322 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
323 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
324 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
325 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
326 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
327 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
328 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
329 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
330 ADJUST_INSN_LENGTH): Define.
331 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
332 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
333 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
334 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
335 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
336 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
337 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
338 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
339 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
340 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
341 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
342 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
343 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
344 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
345 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
346 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
347 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
349 * config/arm/arm-tune.md: Regenerate.
350 * config/arm/arm-protos.h: Update prototypes.
351 * config/arm/vfp.md: Enable patterns for Thumb-2.
352 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
353 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
354 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
355 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
356 * config/arm/libunwind.S: Add Thumb-2 code.
357 * config/arm/constraints.md: Update include Thumb-2.
358 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
359 * config/arm/ieee754-df.S: Ditto.
360 * config/arm/bpabi.S: Ditto.
361 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
362 * config/arm/predicates.md (low_register_operand,
363 low_reg_or_int_operand, thumb_16bit_operator): New.
364 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
365 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
366 * config/arm/t-arm-elf: Add armv7 multilib.
367 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
369 (UNSPEC_STACK_ALIGN, ce_count): New.
370 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
371 arm_zero_extendsidi2, arm_zero_extendqidi2): New
373 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
374 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
375 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
376 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
377 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
378 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
380 * doc/extend.texi: Document ARMv7-M interrupt functions.
381 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
383 2007-01-03 Jakub Jelinek <jakub@redhat.com>
385 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
386 (struct _Unwind_Context): Rename args_size to flags, remove
387 signal_frame field, add a new args_size field and version field.
388 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
389 _Unwind_IsExtendedContext): New inline functions.
390 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
391 Assume by_value array is only present if _Unwind_IsExtendedContext.
392 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
393 _Unwind_IsSignalFrame.
394 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
395 (uw_update_context_1): Use _Unwind_SetSignalFrame.
396 (uw_init_context_1): Initialize context->flags to
397 EXTENDED_CONTEXT_BIT.
398 * config/rs6000/linux-unwind.h (frob_update_context): Use
399 _Unwind_SetSignalFrame.
401 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
404 * gimplify.c (gimplify_modify_expr_complex_part): Move below
405 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
408 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
410 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
411 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
413 * config/i386/i386.md (*sse_prologue_save_insn): Use return
416 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
417 * cfgbuild.c (find_basic_blocks): Likewise.
418 * cfgrtl.c (rtl_create_basic_block): Likewise.
419 * function.c (temp_slots_at_level): Likewise.
420 * reg-stack.c (stack_regs_mentioned): Likewise.
421 * regclass.c (allocate_reg_info): Likewise.
422 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
423 set_bb_for_stmt, move_block_to_fn): Likewise.
424 * tree-complex.c (tree_lower_complex): Likewise.
425 * vec.h (VEC_safe_grow_cleared): New.
427 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
429 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
431 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
432 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
434 * cfgloopmanip.c (scale_loop_frequencies): Export.
435 (loopify): Scale the frequencies by prescribed coefficients.
436 (set_zero_probability): New function.
437 (duplicate_loop_to_header_edge): Improve updating of frequencies.
438 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
439 and frequencies according to arguments.
440 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
442 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
443 * modulo-sched.c (sms_schedule): Set probabilities for entering
444 versioned loop correctly.
445 * tree-vect-transform.c (vect_transform_loop): Ditto.
446 * cfgloop.h (loopify, loop_version): Declaration changed.
447 (scale_loop_frequencies): Declared.
449 2007-01-02 Jan Hubicka <jh@suse.cz>
451 * cgraph.c: Include tree-flow.h
452 (cgraph_add_new-function): Handle IPA_SSA mode; execute
454 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
455 * tree-pass.h (pass_all_early_optimizations): Declare.
456 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
458 (cgraph_analyze_function): Do early_local_passes.
459 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
460 Do not add referenced vars.
461 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
463 (gate_all_early_local_passes): New gate.
464 (pass_early_local_passes): Use new gate.
465 (execute_early_local_optimizations): New functions.
466 (gate_all_early_optimizations): New gate.
467 (pass_all_early_optimizations): New pass.
468 (execute_free_datastructures): Free SSA only when initialized.
469 (gate_init_datastructures): Init only when optimizing.
470 (tree_lowering_passes): Do early local passes when called late.
471 * tree-profile.c (do_tree_profiling): Don't profile functions added
473 (do_early_tree_profiling, pass_early_tree_profile): Kill.
474 * tree-cfg.c (update_modified_stmts): Do not update when operands are
476 * passes.c (init_optimizations_passes): Reorder so we go into SSA
477 during early_local_passes.
478 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
481 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
483 * Makefile.in: Update copyright year.
485 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
487 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
488 in $(lang_checks) and check-consistency targets.
490 2007-01-02 Jan Hubicka <jh@suse.cz>
492 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
493 Do not add referenced vars.
494 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
496 * passes.c (init_optimization_passes): Put mudflap_2 after
499 2007-01-02 Jan Hubicka <jh@suse.cz>
501 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
502 Set NOTHROW flag on call statements proved to be nothrow.
503 Update statement of local calls so new pure/const functions are
504 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
506 (tree_rest_of_compilation): Register hooks and initialize bitmap
507 early. Do not set after_inlining flag.
509 2007-01-02 Steve Ellcey <sje@cup.hp.com>
511 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
512 HOST_BITS_PER_LONGLONG
514 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
517 * c-typeck.c (store_init_value): Don't emit pedantic overflow
518 warning for non-static initializers.
520 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
522 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
523 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
524 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
525 Always use set_unique_reg_note to add REG_EQUAL notes.
527 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
530 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
532 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
533 * cfgbuild.c (find_basic_blocks): Likewise.
534 * cfgrtl.c (rtl_create_basic_block): Likewise.
535 * function.c (temp_slots_at_level): Likewise.
536 * reg-stack.c (stack_regs_mentioned): Likewise.
537 * regclass.c (allocate_reg_info): Likewise.
538 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
539 set_bb_for_stmt, move_block_to_fn): Likewise.
540 * tree-complex.c (tree_lower_complex): Likewise.
541 * vec.h (VEC_safe_grow_cleared): New.
543 2007-01-02 Ian Lance Taylor <iant@google.com>
545 * c-common.c (c_common_truthvalue_conversion): When warning about
546 using an assignment as a truth value, set TREE_NO_WARNING.
548 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
551 * c.opt (Wold-style-declaration): New.
552 * doc/invoke.texi (C-only Warning Options): New.
553 (Wold-style-declaration): Document it.
554 (Wextra): Enabled by -Wextra.
555 * c-opts.c (c_common_post_options): Enabled by -Wextra.
556 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
557 -Wold-style-declaration.
559 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
561 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
562 * cfgbuild.c (find_basic_blocks): Likewise.
563 * cfgrtl.c (rtl_create_basic_block): Likewise.
564 * function.c (temp_slots_at_level): Likewise.
565 * reg-stack.c (stack_regs_mentioned): Likewise.
566 * regclass.c (allocate_reg_info): Likewise.
567 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
568 set_bb_for_stmt, move_block_to_fn): Likewise.
569 * tree-complex.c (tree_lower_complex): Likewise.
570 * vec.h (VEC_safe_grow_cleared): New.
572 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
574 * c-common.c(c_common_nodes_and_builtins): Since variants of
575 void_type_node get built before it is given a name, we need to
576 give those variants the name, too.
577 (complete_array_type): We need to work with the canonical main
578 type of the array, from which we will build the qualified version.
579 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
580 * print-tree.c (print_node): Display canonical type information
582 * stor-layout.c (layout_type): When we don't know the
583 alignment of a type for which we're building an array, we end up
584 guessing wrong, so make the type require structural equality.
585 * tree.c (make_node_stat): When we build a new type, it is its
587 (build_type_attribute_qual_variant): When building an attribute
588 variant, its canonical type is the non-attribute variant. However,
589 if the attributes are target-dependent and they differ, we need to
590 use structural equality checks for this type.
591 (build_qualified_type): A qualified type is not equivalent to its
592 unqualified variant; set the canonical type appropriately.
593 (build_distinct_type_copy): When building a distinct type from
594 another type, the new type is its own canonical type.
595 (build_variant_type_copy): When building a new type variant, we
596 assume that it is equivalent to the original type.
597 (build_pointer_type_for_mode): When building a pointer type, also
598 build a canonical type pointer.
599 (build_reference_type_for_mode): When building a reference type,
600 also build a canonical type reference.
601 (build_index_type): When we can't hash an index type (e.g.,
602 because its maximum value is negative), the index type requires
603 structural equality tests.
604 (build_array_type): Build the canonical form of an array type.
605 (build_function_type): Function types require structural equality,
606 because they contain default arguments, attributes, etc.
607 (build_method_type_directly): Ditto for method types.
608 (build_offset_type): Build the canonical offset type.
609 (build_complex_type): Build the canonical vector type.
610 (make_vector_type): Build the canonical vector type.
611 * tree.h (TYPE_CANONICAL): New.
612 (TYPE_STRUCTURAL_EQUALITY_P): New.
613 (SET_TYPE_STRUCTURAL_EQUALITY): New.
614 (struct tree_type): Added "canonical" field.
615 * params.h (VERIFY_CANONICAL_TYPES): New.
616 * doc/c-tree.texi (TYPE_CANONICAL): Document.
617 (TYPE_STRUCTURAL_EQUALITY_P): Document.
618 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
619 * doc/invoke.texi (verify-canonical-types): Document --param
620 parameter for verifying canonical types.
622 2007-01-02 Joseph Myers <joseph@codesourcery.com>
624 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
625 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
626 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
627 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
629 * config/rs6000/e500.h: New.
630 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
631 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
633 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
634 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
635 TARGET_E500_DOUBLE): Remove.
636 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
637 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
638 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
639 * config/rs6000/rs6000.c (rs6000_override_options): Use
642 2007-01-02 Joseph Myers <joseph@codesourcery.com>
644 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
645 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
646 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
647 rs6000_emit_cmove): Don't check TARGET_E500.
648 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
649 sordered): Don't check TARGET_E500.
651 2007-01-01 Eric Christopher <echristo@apple.com>
653 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
656 2007-01-01 Roger Sayle <roger@eyesopen.com>
658 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
659 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
660 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
663 2007-01-01 Mike Stump <mrs@apple.com>
665 * configure.ac: Remove support for building with Apple's gcc-3.1.
667 2007-01-02 Joseph Myers <joseph@codesourcery.com>
670 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
671 REG is a hard register. Do not modify REG before calling
673 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
674 multiple of the size of YMODE for certain lowpart cases.
676 2007-01-01 Andrew Pinski <pinskia@gmail.com>
679 * gimplify (voidify_wrapper_expr): Update for
682 2007-01-01 Andreas Schwab <schwab@suse.de>
685 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
686 save of BR0 in extra_spill_size instead of spill_size.
687 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
689 (ia64_expand_epilogue): Restore BR0 from its new location.
691 2007-01-01 Andrew Pinski <pinskia@gmail.com>
693 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
694 Use a temporary variable if the left hand side is not a gimple
697 2007-01-01 Andrew Pinski <pinskia@gmail.com>
699 * gimplify.c (gimplify_return_expr): Make the temporary variable
700 for the return expression, a gimple register variable.
702 2007-01-01 Jan Hubicka <jh@suse.cz>
704 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
707 2007-01-01 Mike Stump <mrs@apple.com>
709 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
711 * config/darwin.c (machopic_select_rtx_section): Use
713 (darwin_mergeable_constant_section): Likewise.
714 * configure: Regenerate.
715 * config.in: Regenerate.
717 2007-01-01 Jan Hubicka <jh@suse.cz>
718 Andrew Pinski <pinskia@gmail.com>
720 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
721 before starting IPA passes.