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1. Added '#pragma pack' directive in BaseLib.h for the structure IA32_DESCRIPTOR

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2. Updated SetMem64.asm's to remove any SSE3 instructions.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@901 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
bxing
2006-07-12 09:23:28 +00:00
parent 7867eb23e8
commit db8f40e294
4 changed files with 55 additions and 55 deletions
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28
MdePkg/Library/BaseMemoryLibSse2/x64/SetMem64.asm
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@@ -25,35 +25,33 @@
;------------------------------------------------------------------------------
; VOID *
; _mem_SetMem64 (
; InternalMemSetMem64 (
; IN VOID *Buffer,
; IN UINTN Count,
; IN UINT8 Value
; IN UINT64 Value
; )
;------------------------------------------------------------------------------
InternalMemSetMem64 PROC USES rdi
mov rdi, rcx
mov r9, rcx
test cl, 8
InternalMemSetMem64 PROC
mov rax, rcx
test dl, 8
xchg rcx, rdx
jz @F
mov [rdi], r8
add rdi, 8
dec rdx
mov [rdx], r8
add rdx, 8
dec rcx
@@:
mov rcx, rdx
shr rcx, 1
jz @SetQwords
movd xmm0, r8
movlhps xmm0, xmm0
@@:
movntdq [rdi], xmm0
add rdi, 16
movntdq [rdx], xmm0
lea rdx, [rdx + 16]
loop @B
mfence
@SetQwords:
test dl, 1
jz @F
mov [rdi], r8
jnc @F
mov [rdx], r8
@@:
ret
InternalMemSetMem64 ENDP