1 2007-01-03 Paul Brook <paul@codesourcery.com>
4 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
6 (use_return_insn): Return 0 for Thumb interrupt functions.
7 (print_multi_reg): Add rfe argument for IRQ returns.
8 (arm_output_epilogue): Pop interrupt return address directly into PC.
9 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
11 2007-01-03 Paul Brook <paul@codesourcery.com>
13 Merge from sourcerygxx-4_1.
14 * config/arm/thumb2.md: New file.
15 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
17 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
18 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
19 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
20 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
22 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
23 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
25 * config/arm/ieee754-sf.S: Ditto.
26 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
27 (thumb1_base_register_rtx_p): ... to this.
28 (thumb_index_register_rtx_p): Rename...
29 (thumb1_index_register_rtx_p): ... to this.
30 (thumb_output_function_prologue): Rename...
31 (thumb1_output_function_prologue): ... to this.
32 (thumb_legitimate_address_p): Rename...
33 (thumb1_legitimate_address_p): ... to this.
34 (thumb_rtx_costs): Rename...
35 (thumb1_rtx_costs): ... to this.
36 (thumb_compute_save_reg_mask): Rename...
37 (thumb1_compute_save_reg_mask): ... to this.
38 (thumb_final_prescan_insn): Rename...
39 (thumb1_final_prescan_insn): ... to this.
40 (thumb_expand_epilogue): Rename...
41 (thumb1_expand_epilogue): ... to this.
42 (arm_unwind_emit_stm): Rename...
43 (arm_unwind_emit_sequence): ... to this.
44 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
45 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
46 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
47 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
48 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
49 thumb2_output_casesi): New functions.
50 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
51 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
52 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
53 THUMB2_WORK_REGS): Define.
54 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
55 arm_condexec_mask, arm_condexec_masklen)): New variables.
56 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
57 (arm_override_options): Check new CPU capabilities.
58 Set new architecture flag variables.
59 (arm_isr_value): Handle v7m interrupt functions.
60 (user_return_insn): Return 0 for v7m interrupt functions. Handle
62 (const_ok_for_arm): Handle Thumb-2 constants.
63 (arm_gen_constant): Ditto. Use movw when available.
64 (arm_function_ok_for_sibcall): Return false for v7m interrupt
66 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
67 (thumb_find_work_register, arm_load_pic_register,
68 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
69 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
70 print_multi_reg, output_mov_long_double_fpa_from_arm,
71 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
72 output_mov_double_fpa_from_arm, output_move_double,
73 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
74 output_return_instruction, arm_output_function_prologue,
75 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
76 arm_output_mi_thunk, thumb_set_return_address): Ditto.
77 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
78 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
79 (arithmetic_instr, shift_op): Use arm_shift_nmem.
80 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
82 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
83 (thumb_expand_prologue): Use thumb_set_frame_pointer.
84 (arm_file_start): Output directive for unified syntax.
85 (arm_unwind_emit_set): Handle stack alignment instruction.
86 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
87 Add v6t2, v7, v7a, v7r and v7m.
88 (RETLDM): Add Thumb-2 code.
89 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
90 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
91 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
92 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
93 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
94 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
95 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
96 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
97 ADJUST_INSN_LENGTH): Define.
98 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
99 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
100 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
101 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
102 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
103 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
104 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
105 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
106 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
107 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
108 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
109 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
110 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
111 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
112 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
113 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
114 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
116 * config/arm/arm-tune.md: Regenerate.
117 * config/arm/arm-protos.h: Update prototypes.
118 * config/arm/vfp.md: Enable patterns for Thumb-2.
119 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
120 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
121 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
122 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
123 * config/arm/libunwind.S: Add Thumb-2 code.
124 * config/arm/constraints.md: Update include Thumb-2.
125 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
126 * config/arm/ieee754-df.S: Ditto.
127 * config/arm/bpabi.S: Ditto.
128 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
129 * config/arm/predicates.md (low_register_operand,
130 low_reg_or_int_operand, thumb_16bit_operator): New.
131 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
132 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
133 * config/arm/t-arm-elf: Add armv7 multilib.
134 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
136 (UNSPEC_STACK_ALIGN, ce_count): New.
137 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
138 arm_zero_extendsidi2, arm_zero_extendqidi2): New
140 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
141 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
142 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
143 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
144 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
145 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
147 * doc/extend.texi: Document ARMv7-M interrupt functions.
148 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
150 2007-01-03 Jakub Jelinek <jakub@redhat.com>
152 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
153 (struct _Unwind_Context): Rename args_size to flags, remove
154 signal_frame field, add a new args_size field and version field.
155 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
156 _Unwind_IsExtendedContext): New inline functions.
157 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
158 Assume by_value array is only present if _Unwind_IsExtendedContext.
159 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
160 _Unwind_IsSignalFrame.
161 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
162 (uw_update_context_1): Use _Unwind_SetSignalFrame.
163 (uw_init_context_1): Initialize context->flags to
164 EXTENDED_CONTEXT_BIT.
165 * config/rs6000/linux-unwind.h (frob_update_context): Use
166 _Unwind_SetSignalFrame.
168 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
171 * gimplify.c (gimplify_modify_expr_complex_part): Move below
172 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
175 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
177 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
178 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
180 * config/i386/i386.md (*sse_prologue_save_insn): Use return
183 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
184 * cfgbuild.c (find_basic_blocks): Likewise.
185 * cfgrtl.c (rtl_create_basic_block): Likewise.
186 * function.c (temp_slots_at_level): Likewise.
187 * reg-stack.c (stack_regs_mentioned): Likewise.
188 * regclass.c (allocate_reg_info): Likewise.
189 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
190 set_bb_for_stmt, move_block_to_fn): Likewise.
191 * tree-complex.c (tree_lower_complex): Likewise.
192 * vec.h (VEC_safe_grow_cleared): New.
194 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
196 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
198 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
199 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
201 * cfgloopmanip.c (scale_loop_frequencies): Export.
202 (loopify): Scale the frequencies by prescribed coefficients.
203 (set_zero_probability): New function.
204 (duplicate_loop_to_header_edge): Improve updating of frequencies.
205 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
206 and frequencies according to arguments.
207 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
209 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
210 * modulo-sched.c (sms_schedule): Set probabilities for entering
211 versioned loop correctly.
212 * tree-vect-transform.c (vect_transform_loop): Ditto.
213 * cfgloop.h (loopify, loop_version): Declaration changed.
214 (scale_loop_frequencies): Declared.
216 2007-01-02 Jan Hubicka <jh@suse.cz>
218 * cgraph.c: Include tree-flow.h
219 (cgraph_add_new-function): Handle IPA_SSA mode; execute
221 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
222 * tree-pass.h (pass_all_early_optimizations): Declare.
223 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
225 (cgraph_analyze_function): Do early_local_passes.
226 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
227 Do not add referenced vars.
228 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
230 (gate_all_early_local_passes): New gate.
231 (pass_early_local_passes): Use new gate.
232 (execute_early_local_optimizations): New functions.
233 (gate_all_early_optimizations): New gate.
234 (pass_all_early_optimizations): New pass.
235 (execute_free_datastructures): Free SSA only when initialized.
236 (gate_init_datastructures): Init only when optimizing.
237 (tree_lowering_passes): Do early local passes when called late.
238 * tree-profile.c (do_tree_profiling): Don't profile functions added
240 (do_early_tree_profiling, pass_early_tree_profile): Kill.
241 * tree-cfg.c (update_modified_stmts): Do not update when operands are
243 * passes.c (init_optimizations_passes): Reorder so we go into SSA
244 during early_local_passes.
245 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
248 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
250 * Makefile.in: Update copyright year.
252 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
254 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
255 in $(lang_checks) and check-consistency targets.
257 2007-01-02 Jan Hubicka <jh@suse.cz>
259 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
260 Do not add referenced vars.
261 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
263 * passes.c (init_optimization_passes): Put mudflap_2 after
266 2007-01-02 Jan Hubicka <jh@suse.cz>
268 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
269 Set NOTHROW flag on call statements proved to be nothrow.
270 Update statement of local calls so new pure/const functions are
271 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
273 (tree_rest_of_compilation): Register hooks and initialize bitmap
274 early. Do not set after_inlining flag.
276 2007-01-02 Steve Ellcey <sje@cup.hp.com>
278 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
279 HOST_BITS_PER_LONGLONG
281 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
284 * c-typeck.c (store_init_value): Don't emit pedantic overflow
285 warning for non-static initializers.
287 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
289 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
290 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
291 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
292 Always use set_unique_reg_note to add REG_EQUAL notes.
294 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
297 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
299 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
300 * cfgbuild.c (find_basic_blocks): Likewise.
301 * cfgrtl.c (rtl_create_basic_block): Likewise.
302 * function.c (temp_slots_at_level): Likewise.
303 * reg-stack.c (stack_regs_mentioned): Likewise.
304 * regclass.c (allocate_reg_info): Likewise.
305 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
306 set_bb_for_stmt, move_block_to_fn): Likewise.
307 * tree-complex.c (tree_lower_complex): Likewise.
308 * vec.h (VEC_safe_grow_cleared): New.
310 2007-01-02 Ian Lance Taylor <iant@google.com>
312 * c-common.c (c_common_truthvalue_conversion): When warning about
313 using an assignment as a truth value, set TREE_NO_WARNING.
315 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
318 * c.opt (Wold-style-declaration): New.
319 * doc/invoke.texi (C-only Warning Options): New.
320 (Wold-style-declaration): Document it.
321 (Wextra): Enabled by -Wextra.
322 * c-opts.c (c_common_post_options): Enabled by -Wextra.
323 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
324 -Wold-style-declaration.
326 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
328 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
329 * cfgbuild.c (find_basic_blocks): Likewise.
330 * cfgrtl.c (rtl_create_basic_block): Likewise.
331 * function.c (temp_slots_at_level): Likewise.
332 * reg-stack.c (stack_regs_mentioned): Likewise.
333 * regclass.c (allocate_reg_info): Likewise.
334 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
335 set_bb_for_stmt, move_block_to_fn): Likewise.
336 * tree-complex.c (tree_lower_complex): Likewise.
337 * vec.h (VEC_safe_grow_cleared): New.
339 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
341 * c-common.c(c_common_nodes_and_builtins): Since variants of
342 void_type_node get built before it is given a name, we need to
343 give those variants the name, too.
344 (complete_array_type): We need to work with the canonical main
345 type of the array, from which we will build the qualified version.
346 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
347 * print-tree.c (print_node): Display canonical type information
349 * stor-layout.c (layout_type): When we don't know the
350 alignment of a type for which we're building an array, we end up
351 guessing wrong, so make the type require structural equality.
352 * tree.c (make_node_stat): When we build a new type, it is its
354 (build_type_attribute_qual_variant): When building an attribute
355 variant, its canonical type is the non-attribute variant. However,
356 if the attributes are target-dependent and they differ, we need to
357 use structural equality checks for this type.
358 (build_qualified_type): A qualified type is not equivalent to its
359 unqualified variant; set the canonical type appropriately.
360 (build_distinct_type_copy): When building a distinct type from
361 another type, the new type is its own canonical type.
362 (build_variant_type_copy): When building a new type variant, we
363 assume that it is equivalent to the original type.
364 (build_pointer_type_for_mode): When building a pointer type, also
365 build a canonical type pointer.
366 (build_reference_type_for_mode): When building a reference type,
367 also build a canonical type reference.
368 (build_index_type): When we can't hash an index type (e.g.,
369 because its maximum value is negative), the index type requires
370 structural equality tests.
371 (build_array_type): Build the canonical form of an array type.
372 (build_function_type): Function types require structural equality,
373 because they contain default arguments, attributes, etc.
374 (build_method_type_directly): Ditto for method types.
375 (build_offset_type): Build the canonical offset type.
376 (build_complex_type): Build the canonical vector type.
377 (make_vector_type): Build the canonical vector type.
378 * tree.h (TYPE_CANONICAL): New.
379 (TYPE_STRUCTURAL_EQUALITY_P): New.
380 (SET_TYPE_STRUCTURAL_EQUALITY): New.
381 (struct tree_type): Added "canonical" field.
382 * params.h (VERIFY_CANONICAL_TYPES): New.
383 * doc/c-tree.texi (TYPE_CANONICAL): Document.
384 (TYPE_STRUCTURAL_EQUALITY_P): Document.
385 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
386 * doc/invoke.texi (verify-canonical-types): Document --param
387 parameter for verifying canonical types.
389 2007-01-02 Joseph Myers <joseph@codesourcery.com>
391 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
392 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
393 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
394 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
396 * config/rs6000/e500.h: New.
397 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
398 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
400 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
401 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
402 TARGET_E500_DOUBLE): Remove.
403 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
404 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
405 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
406 * config/rs6000/rs6000.c (rs6000_override_options): Use
409 2007-01-02 Joseph Myers <joseph@codesourcery.com>
411 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
412 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
413 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
414 rs6000_emit_cmove): Don't check TARGET_E500.
415 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
416 sordered): Don't check TARGET_E500.
418 2007-01-01 Eric Christopher <echristo@apple.com>
420 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
423 2007-01-01 Roger Sayle <roger@eyesopen.com>
425 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
426 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
427 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
430 2007-01-01 Mike Stump <mrs@apple.com>
432 * configure.ac: Remove support for building with Apple's gcc-3.1.
434 2007-01-02 Joseph Myers <joseph@codesourcery.com>
437 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
438 REG is a hard register. Do not modify REG before calling
440 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
441 multiple of the size of YMODE for certain lowpart cases.
443 2007-01-01 Andrew Pinski <pinskia@gmail.com>
446 * gimplify (voidify_wrapper_expr): Update for
449 2007-01-01 Andreas Schwab <schwab@suse.de>
452 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
453 save of BR0 in extra_spill_size instead of spill_size.
454 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
456 (ia64_expand_epilogue): Restore BR0 from its new location.
458 2007-01-01 Andrew Pinski <pinskia@gmail.com>
460 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
461 Use a temporary variable if the left hand side is not a gimple
464 2007-01-01 Andrew Pinski <pinskia@gmail.com>
466 * gimplify.c (gimplify_return_expr): Make the temporary variable
467 for the return expression, a gimple register variable.
469 2007-01-01 Jan Hubicka <jh@suse.cz>
471 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
474 2007-01-01 Mike Stump <mrs@apple.com>
476 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
478 * config/darwin.c (machopic_select_rtx_section): Use
480 (darwin_mergeable_constant_section): Likewise.
481 * configure: Regenerate.
482 * config.in: Regenerate.
484 2007-01-01 Jan Hubicka <jh@suse.cz>
485 Andrew Pinski <pinskia@gmail.com>
487 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
488 before starting IPA passes.