+2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * builtins.c (fold_builtin_frexp): New.
+ (fold_builtin_2): Use it.
+
+2007-02-22 Mark Mitchell <mark@codesourcery.com>
+
+ * doc/invoke.texi (Spec Files): Document getenv spec function.
+
+ * gcc.c (getenv_spec_function): New function.
+ (static_spec_functions): Add it.
+ * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
+ (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
+ header files.
+
+2007-02-22 Michael Matz <matz@suse.de
+
+ PR c++/29433
+ * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
+ (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
+
+2007-02-22 Ian Lance Taylor <iant@google.com>
+
+ PR debug/30898
+ * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
+ (mem_loc_descriptor): Call it.
+
+2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
+ Ira Rosen <irar@il.ibm.com>
+
+ * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
+
+2007-02-22 Ira Rosen <irar@il.ibm.com>
+
+ PR tree-optimization/30843
+ * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
+ stores only after all the group is vectorized.
+
+2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
+
+ PR tree-optimization/30858
+ * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
+ in the reduction cycle have a single use in the loop.
+ * tree-vectorizer.h (relevant): Add documentation.
+
+2007-02-20 Mike Stump <mrs@apple.com>
+
+ * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
+ * configure: Regenerate.
+
+2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
+
+ Change the defaults of some parameters and options.
+ * config/spu/spu-protos.h (spu_optimization_options): Declare.
+ * config/spu/spu.c (spu_optimization_options): Add.
+ (spu_override_options): Change params in spu_optimization_options.
+ * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
+
+ Register 127 is only 16 byte aligned when used as a frame pointer.
+ * config/spu/spu-protos.h (spu_init_expanders): Declare.
+ * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
+ HARD_FRAME_POINTER_REGNUM.
+ (spu_legitimate_address): Use regno_aligned_for_reload.
+ (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
+ aligned when frame_pointer_needed is true.
+ (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
+ to 8 bits.
+ * config/spu/spu.h (INIT_EXPANDERS): Define.
+
+ Make sure shift and rotate instructions have valid immediate operands.
+ * config/spu/predicates.md (spu_shift_operand): Remove.
+ * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
+ * config/spu/constraints.md (W, O): Extend range.
+ * config/spu/spu.md (umask, nmask): Define.
+ (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
+ lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
+ rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
+ rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
+ spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
+ (lshr<mode>3_reg): Fix rtl description.
+
+ Make sure mulhisi immediate operands are valid.
+ * config/spu/predicates.md (imm_K_operand): Add.
+ * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
+
+ Generate constants using fsmbi and andi.
+ * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
+ (print_operand, spu_split_immediate, classify_immediate,
+ fsmbi_const_p): Handle IC_FSMBI2.
+
+ Correctly handle a CONST_VECTOR containing symbols.
+ * config/spu/spu.c (print_operand): Handle HIGH correctly.
+ (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
+ (immediate_load_p): Allow symbols that use 2 instructions to create.
+ (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
+ with symbols when flag_pic is set.
+ (const_vector_immediate_p): New.
+ (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
+ accept a CONST_VECTOR with symbols.
+ (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
+ accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
+ correctly.
+ * config/spu/spu.md (high, low): Delete.
+ (low_<mode>): Define.
+
+ Remove INTRmode and INTR_REGNUM, which didn't work.
+ * config/spu/spu.c (spu_conditional_register_usage): Remove reference
+ of INTR_REGNUM.
+ * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
+ set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
+ peephole2 pattern): Don't use INTR or 131.
+ (movintrcc): Delete.
+ * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
+ CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
+ * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
+ (UNSPEC_SET_INTR): Add.
+ * config/spu/spu-modes.def (INTR): Remove.
+
+ More accurate warnings about run-time relocations.
+ * config/spu/spu.c (reloc_diagnostic): Test in_section.
+
+ Correctly warn about immediate arguments to specific intrinsics.
+ * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
+ (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
+ the instruction predicate.
+
+ Fix tree check errors with latest update.
+ * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
+ CALL_EXPR_ARG.
+ (spu_expand_builtin): Use CALL_EXPR_FN.
+
+ Add missing specific intrinsics.
+ * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
+ si_bislede.
+ * config/spu/spu_internals.h: Ditto.
+
+ Fix incorrect operand modifiers.
+ * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
+ * config/spu/spu.md (xor<mode>3): Change %S to %J.
+
+ Optimize one case of zero_extend of a vec_select.
+ * config/spu/spu.md (_vec_extractv8hi_ze): Add.
+
+ Accept any immediate for hbr.
+ * config/spu/spu.md (hbr): Change s constraints to i.
+
+2007-02-21 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
+ condexec_count when skipping USE and CLOBBER.
+
+2007-02-21 Nick Clifton <nickc@redhat.com>
+
+ * common.opt (Warray-bounds): Add Warning attribute.
+ (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
+ Likewise.
+ (fsized-zeroes): Add Optimization attribute.
+ (fsplit-wide-types, ftree-scev-cprop): Likewise.
+ * c.opt (Wc++0x-compat): Add Warning attribute.
+
+2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
+
+ PR middle-end/30761
+ * reload1.c (eliminate_regs_in_insn): In the single_set special
+ case, attempt to re-recognize the insn before falling back to
+ having reload fix it up.
+
+2007-02-20 Eric Christopher <echristo@gmail.com>
+
+ * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
+ Rewrite accordingly.
+ (frv_read_iacc_argument): Ditto.
+ (frv_expand_set_builtin): Take a call instead of arglist, update for
+ above changes.
+ (frv_expand_unop_builtin): Ditto.
+ (frv_expand_binop_builtin): Ditto.
+ (frv_expand_cut_builtin): Ditto.
+ (frv_expand_binopimm_builtin): Ditto.
+ (frv_expand_voidbinop_builtin): Ditto.
+ (frv_expand_int_void2arg): Ditto.
+ (frv_expand_prefetches): Ditto.
+ (frv_expand_voidtriop_builtin): Ditto.
+ (frv_expand_voidaccop_builtin): Ditto.
+ (frv_expand_load_builtin): Ditto.
+ (frv_expand_store_builtin): Ditto.
+ (frv_expand_mdpackh_builtin): Ditto.
+ (frv_expand_mclracc_builtin): Ditto.
+ (frv_expand_mrdacc_builtin): Ditto.
+ (frv_expand_mwtacc_builtin): Ditto.
+ (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
+ calls for above.
+
+2007-02-20 Janis Johnson <janis187@us.ibm.com>
+
+ * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
+ * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
+ cmpb instruction.
+ (HAVE_GAS_DFP): Check for assembler support of decimal floating
+ point instructions.
+ * configure: Regenerate.
+ * config.in: Regenerate.
+ * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
+ * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
+ masks to power6 and power6x and to POWERPC_MASKS.
+ * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
+ _ARCH_PWR6.
+ * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
+ * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
+ * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
+ Access PROTOTYPE as variable, not mask.
+
+2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
+
+ * rtl.h (remove_reg_equal_equiv_notes): New prototype.
+ * rtlanal.c (remove_reg_equal_equiv_notes): New function.
+ * combine.c (adjust_for_new_dest): Use it.
+ * postreload.c (reload_combine): Likewise.
+
+2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
+
+ * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
+ notes on an insn with multiple sets, even if single_set returns
+ non-NULL for that insn.
+
+2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
+ scalbn and scalbln.
+
+2007-02-20 Geoffrey Keating <geoffk@apple.com>
+
+ * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
+ if user didn't pass it.
+ * config/i386/darwin.h (CC1_SPEC): Likewise.
+ * config/rs6000/darwin.h (CC1_SPEC): Likewise.
+ (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
+ -mmacosx-version-min.
+
+2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+ Uros Bizjak <ubizjak@gmail.com>
+
+ * optabs.h (enum optab_index): Add new OTI_scalb.
+ (scalb_optab): Define corresponding macro.
+ * optabs.c (init_optabs): Initialize scalb_optab.
+ * genopinit.c (optabs): Implement scalb_optab using scalb?f3
+ patterns.
+ * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
+ BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
+ (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
+ and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
+ flag_unsafe_math_optimizations is set.
+
+ * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
+ to implement scalbf, scalb and scalbl built-ins as inline x87
+ intrinsics.
+
+2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+ DJ Delorie <dj@redhat.com>
+
+ PR other/30824
+ * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
+ (diagnostic_report_diagnostic): ... here, and turn them into real
+ errors. If warnings are inhibited, no need to do anything.
+
+2007-02-20 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md (expm1xf2): Reorder insn sequence for
+ better code generation.
+
+2007-02-20 Ben Elliston <bje@au.ibm.com>
+
+ * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
+
+2007-02-20 Kazu Hirata <kazu@codesourcery.com>
+
+ * config/alpha/alpha.c, config/alpha/alpha.md,
+ config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
+ config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
+ config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
+ config/arm/lib1funcs.asm: Follow spelling conventions.
+
+ * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
+ config/fr30/fr30.md, config/i386/i386.h,
+ config/iq2000/iq2000.h, config/iq2000/predicates.md,
+ config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
+ config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
+ config/pdp11/pdp11.c, config/pdp11/pdp11.h,
+ config/rs6000/altivec.md, config/rs6000/rs6000.c,
+ config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
+ config/sparc/sparc.c, config/sparc/sparc.h,
+ config/sparc/sparc.md, config/spu/constraints.md,
+ config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
+ conventions.
+
+2007-02-20 Alan Modra <amodra@bigpond.net.au>
+
+ PR target/29943
+ * varasm.c (use_blocks_for_decl_p): Return false for decls with
+ alias attribute.
+
+2007-02-19 Kazu Hirata <kazu@codesourcery.com>
+
+ * doc/invoke.texi (-ftree-lrs): Remove.
+
+2007-02-19 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
+ NULL.
+
+2007-02-19 Lee Millward <lee.millward@codesourcery.com>
+
+ * config/ia64/ia64.c (ia64_expand_builtin): Use the
+ new CALL_EXPR_FN macro for retrieving the function
+ declaration of the input expression.
+
2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
* c.opt (Waddress): New.
-Wstring-literal-comparison and -Walways-true with -Waddress.
* c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
with -Waddress.
-
+
2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
* tree-cfg.c (dump_function_to_file): Be prepared for functions
2007-02-19 Richard Henderson <rth@redhat.com>
- PR debug/29558
- * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
- in memory.
+ PR debug/29558
+ * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
+ in memory.
2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
* except.c (expand_builtin_eh_return_data_regno): Pass entire
CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
- accessors.
+ accessors.
* coverage.c (create_coverage): Use build_call_expr.
2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
- * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
- warn about C++0x compatibility.
+ * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
+ warn about C++0x compatibility.
2007-02-04 Kazu Hirata <kazu@codesourcery.com>
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