* config/i386/i386.md (standard sse constant splitter): Handle TFmode.
        (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
        (CSGNMODE): New mode macro.
        (CSGNVMODE): New mode attribute.
        (copysign<mode>3): Rename from copysingsf3 and copysigndf3.  Macroize
        expander using CSGNMODE mode macro.  Handle TFmode.
        (copysign<mode>3_const): Rename from copysignsf3_const and
        copysigndf3_const.  Macroize pattern using CSGNMODE mode macro.
        Handle TFmode.
        (copysign<mode>3_var): Rename from copysignsf3_var and
        copysigndf3_var.  Macroize pattern using CSGNMODE mode macro.
        Handle TFmode.
        (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
        mode macro.  Handle TFmode.
        * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
        (iortf3, *iortf3): Ditto.
        (xortf3, *xortf3): Ditto.
        * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
        TFmode and TImode masks.
        (ix86_expand_copysign): Expand TFmode copysign insn.
        (IX86_BUILTIN_INFQ): New.
        (IX86_BUILTIN_FABSQ): Ditto.
        (IX86_BUILTIN_COPYSIGNQ): Ditto.
        (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
        [__builtin_fabsq]: Ditto.
        [__builtin_copysignq]: Ditto.
        (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
        [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
        [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
        ix86_expand_unop_builtin().

testsuite/ChangeLog:
    
        * gcc.target/i386/builtin-copysign.c: New test.

From-SVN: r125535