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