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Rev 7168 Rev 7199
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;; Copyright (C) KolibriOS team 2004-2017. All rights reserved. ;;
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;; Copyright (C) KolibriOS team 2004-2017. All rights reserved. ;;
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;; Distributed under terms of the GNU General Public License    ;;
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;; Distributed under terms of the GNU General Public License    ;;
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;;                                                              ;;
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;;                                                              ;;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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$Revision: 7168 $
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$Revision: 7199 $
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init_fpu:
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init_fpu:
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        clts
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        clts
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        fninit
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        fninit
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        bt      [cpu_caps+(CAPS_XSAVE/32)], CAPS_XSAVE mod 32
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        bt      [cpu_caps+(CAPS_XSAVE/32)*4], CAPS_XSAVE mod 32
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        pop     ecx
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        pop     ecx
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        ret
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        ret
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align 4
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align 4
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save_context:
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save_context:
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        bt      [cpu_caps+(CAPS_OSXSAVE/32)], CAPS_OSXSAVE mod 32
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        bt      [cpu_caps+(CAPS_OSXSAVE/32)*4], CAPS_OSXSAVE mod 32
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        jnc     save_fpu_context
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        jnc     save_fpu_context
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        xsave   [eax]
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        xsave   [eax]
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        ret
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        ret
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save_fpu_context:
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save_fpu_context:
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        mov     eax, [CURRENT_TASK]
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        mov     eax, [CURRENT_TASK]
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        cmp     ecx, eax
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        cmp     ecx, eax
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        jne     .copy
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        jne     .copy
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        clts
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        clts
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        bt      [cpu_caps+(CAPS_OSXSAVE/32)], CAPS_OSXSAVE mod 32
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        bt      [cpu_caps+(CAPS_OSXSAVE/32)*4], CAPS_OSXSAVE mod 32
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        jnc     .no_xsave
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        jnc     .no_xsave
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        xrstor  [esi]
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        xrstor  [esi]
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        popfd
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        popfd
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        pop     esi
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        pop     esi
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        cmp     ebx, [CURRENT_TASK]
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        cmp     ebx, [CURRENT_TASK]
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        je      .exit
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        je      .exit
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        shl     ebx, 8
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        shl     ebx, 8
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        mov     eax, [ebx+SLOT_BASE+APPDATA.fpu_state]
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        mov     eax, [ebx+SLOT_BASE+APPDATA.fpu_state]
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        bt      [cpu_caps+(CAPS_OSXSAVE/32)], CAPS_OSXSAVE mod 32
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        bt      [cpu_caps+(CAPS_OSXSAVE/32)*4], CAPS_OSXSAVE mod 32
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        jnc     .no_xsave
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        jnc     .no_xsave
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        xsave   [eax]
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        xsave   [eax]
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        mov     ebx, [CURRENT_TASK]
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        mov     ebx, [CURRENT_TASK]
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        mov     [fpu_owner], ebx
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        mov     [fpu_owner], ebx