;------------------------------------------------------------------------------ ; ; Copyright (c) 2014, Intel Corporation. All rights reserved.
; This program and the accompanying materials ; are licensed and made available under the terms and conditions of the BSD License ; which accompanies this distribution. The full text of the license may be found at ; http://opensource.org/licenses/bsd-license.php. ; ; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, ; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. ; ; Abstract: ; ; Provide macro for register save/restore using SSE registers ; ;------------------------------------------------------------------------------ ; ; Define SSE instruction set ; IFDEF USE_SSE41_FLAG ; ; Define SSE macros using SSE 4.1 instructions ; SXMMN MACRO XMM, IDX, REG pinsrd XMM, REG, (IDX AND 3) ENDM LXMMN MACRO XMM, REG, IDX pextrd REG, XMM, (IDX AND 3) ENDM ELSE ; ; Define SSE macros using SSE 2 instructions ; SXMMN MACRO XMM, IDX, REG pinsrw XMM, REG, (IDX AND 3) * 2 ror REG, 16 pinsrw XMM, REG, (IDX AND 3) * 2 + 1 rol REG, 16 ENDM LXMMN MACRO XMM, REG, IDX pshufd XMM, XMM, (0E4E4E4h SHR (IDX * 2)) AND 0FFh movd REG, XMM pshufd XMM, XMM, (0E4E4E4h SHR (IDX * 2 + (IDX AND 1) * 4)) AND 0FFh ENDM ENDIF SAVE_REGS MACRO SXMMN xmm7, 0, ebp SXMMN xmm7, 1, ebx SXMMN xmm7, 2, esi SXMMN xmm7, 3, edi SAVE_ESP ENDM LOAD_REGS MACRO LXMMN xmm7, ebp, 0 LXMMN xmm7, ebx, 1 LXMMN xmm7, esi, 2 LXMMN xmm7, edi, 3 LOAD_ESP ENDM LOAD_EAX MACRO LXMMN xmm6, eax, 1 ENDM SAVE_EAX MACRO SXMMN xmm6, 1, eax ENDM LOAD_EDX MACRO LXMMN xmm6, edx, 2 ENDM SAVE_EDX MACRO SXMMN xmm6, 2, edx ENDM SAVE_ECX MACRO SXMMN xmm6, 3, ecx ENDM LOAD_ECX MACRO LXMMN xmm6, ecx, 3 ENDM SAVE_ESP MACRO SXMMN xmm6, 0, esp ENDM LOAD_ESP MACRO movd esp, xmm6 ENDM ENABLE_SSE MACRO mov eax, cr4 or eax, 00000600h mov cr4, eax ENDM