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

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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40
MdePkg/Include/Library/BaseLib.h
View File

@ -134,7 +134,7 @@ typedef struct {
If Source is NULL, then ASSERT().
If Source and Destination overlap, then ASSERT().
If PcdMaximumUnicodeStringLength is not zero, and Source contains more than
PcdMaximumUnicodeStringLength Unicode characters not including the
PcdMaximumUnicodeStringLength Unicode characters not including the
Null-terminator, then ASSERT().
@param Destination Pointer to a Null-terminated Unicode string.
@ -166,7 +166,7 @@ StrCpy (
If Source is NULL, then ASSERT().
If Source and Destination overlap, then ASSERT().
If PcdMaximumUnicodeStringLength is not zero, and Source contains more than
PcdMaximumUnicodeStringLength Unicode characters not including the
PcdMaximumUnicodeStringLength Unicode characters not including the
Null-terminator, then ASSERT().
@param Destination Pointer to a Null-terminated Unicode string.
@ -191,7 +191,7 @@ StrnCpy (
If String is NULL, then ASSERT().
If PcdMaximumUnicodeStringLength is not zero, and String contains more than
PcdMaximumUnicodeStringLength Unicode characters not including the
PcdMaximumUnicodeStringLength Unicode characters not including the
Null-terminator, then ASSERT().
@param String Pointer to a Null-terminated Unicode string.
@ -213,7 +213,7 @@ StrLen (
If String is NULL, then ASSERT().
If PcdMaximumUnicodeStringLength is not zero, and String contains more than
PcdMaximumUnicodeStringLength Unicode characters not including the
PcdMaximumUnicodeStringLength Unicode characters not including the
Null-terminator, then ASSERT().
@param String Pointer to a Null-terminated Unicode string.
@ -239,10 +239,10 @@ StrSize (
If FirstString is NULL, then ASSERT().
If SecondString is NULL, then ASSERT().
If PcdMaximumUnicodeStringLength is not zero, and FirstString contains more
than PcdMaximumUnicodeStringLength Unicode characters not including the
than PcdMaximumUnicodeStringLength Unicode characters not including the
Null-terminator, then ASSERT().
If PcdMaximumUnicodeStringLength is not zero, and SecondString contains more
than PcdMaximumUnicodeStringLength Unicode characters not including the
than PcdMaximumUnicodeStringLength Unicode characters not including the
Null-terminator, then ASSERT().
@param FirstString Pointer to a Null-terminated Unicode string.
@ -751,7 +751,7 @@ InitializeListHead (
If Entry is NULL, then ASSERT().
If ListHead was not initialized with InitializeListHead(), then ASSERT().
If PcdMaximumLinkedListLenth is not zero, and prior to insertion the number
of nodes in ListHead, including the ListHead node, is greater than or
of nodes in ListHead, including the ListHead node, is greater than or
equal to PcdMaximumLinkedListLength, then ASSERT().
@param ListHead A pointer to the head node of a doubly linked list.
@ -779,7 +779,7 @@ InsertHeadList (
If Entry is NULL, then ASSERT().
If ListHead was not initialized with InitializeListHead(), then ASSERT().
If PcdMaximumLinkedListLenth is not zero, and prior to insertion the number
of nodes in ListHead, including the ListHead node, is greater than or
of nodes in ListHead, including the ListHead node, is greater than or
equal to PcdMaximumLinkedListLength, then ASSERT().
@param ListHead A pointer to the head node of a doubly linked list.
@ -805,8 +805,8 @@ InsertTailList (
If List is NULL, then ASSERT().
If List was not initialized with InitializeListHead(), then ASSERT().
If PcdMaximumLinkedListLenth is not zero, and the number of nodes
in List, including the List node, is greater than or equal to
If PcdMaximumLinkedListLenth is not zero, and the number of nodes
in List, including the List node, is greater than or equal to
PcdMaximumLinkedListLength, then ASSERT().
@param List A pointer to the head node of a doubly linked list.
@ -857,8 +857,8 @@ GetNextNode (
If ListHead is NULL, then ASSERT().
If ListHead was not initialized with InitializeListHead(), then ASSERT().
If PcdMaximumLinkedListLenth is not zero, and the number of nodes
in List, including the List node, is greater than or equal to
If PcdMaximumLinkedListLenth is not zero, and the number of nodes
in List, including the List node, is greater than or equal to
PcdMaximumLinkedListLength, then ASSERT().
@param ListHead A pointer to the head node of a doubly linked list.
@ -883,8 +883,8 @@ IsListEmpty (
If List is NULL, then ASSERT().
If Node is NULL, then ASSERT().
If List was not initialized with InitializeListHead(), then ASSERT().
If PcdMaximumLinkedListLenth is not zero, and the number of nodes
in List, including the List node, is greater than or equal to
If PcdMaximumLinkedListLenth is not zero, and the number of nodes
in List, including the List node, is greater than or equal to
PcdMaximumLinkedListLength, then ASSERT().
If Node is not a node in List and Node is not equal to List, then ASSERT().
@ -912,8 +912,8 @@ IsNull (
If List is NULL, then ASSERT().
If Node is NULL, then ASSERT().
If List was not initialized with InitializeListHead(), then ASSERT().
If PcdMaximumLinkedListLenth is not zero, and the number of nodes
in List, including the List node, is greater than or equal to
If PcdMaximumLinkedListLenth is not zero, and the number of nodes
in List, including the List node, is greater than or equal to
PcdMaximumLinkedListLength, then ASSERT().
If Node is not a node in List, then ASSERT().
@ -947,7 +947,7 @@ IsNodeAtEnd (
If SecondEntry and FirstEntry are not in the same linked list, then ASSERT().
If PcdMaximumLinkedListLength is not zero, and the number of nodes in the
linked list containing the FirstEntry and SecondEntry nodes, including
the FirstEntry and SecondEntry nodes, is greater than or equal to
the FirstEntry and SecondEntry nodes, is greater than or equal to
PcdMaximumLinkedListLength, then ASSERT().
@param FirstEntry A pointer to a node in a linked list.
@ -973,8 +973,8 @@ SwapListEntries (
If Entry is NULL, then ASSERT().
If Entry is the head node of an empty list, then ASSERT().
If PcdMaximumLinkedListLength is not zero, and the number of nodes in the
linked list containing Entry, including the Entry node, is greater than
If PcdMaximumLinkedListLength is not zero, and the number of nodes in the
linked list containing Entry, including the Entry node, is greater than
or equal to PcdMaximumLinkedListLength, then ASSERT().
@param Entry A pointer to a node in a linked list
@ -2905,10 +2905,12 @@ typedef union {
// Byte packed structure for an IDTR, GDTR, LDTR descriptor
/// @bug How to make this structure byte-packed in a compiler independent way?
//
#pragma pack (1)
typedef struct {
UINT16 Limit;
UINTN Base;
} IA32_DESCRIPTOR;
#pragma pack ()
#define IA32_IDT_GATE_TYPE_TASK 0x85
#define IA32_IDT_GATE_TYPE_INTERRUPT_16 0x86

14
MdePkg/Library/BaseMemoryLibMmx/Ia32/SetMem64.asm
View File

@ -34,14 +34,14 @@
; IN UINT64 Value
; )
;------------------------------------------------------------------------------
InternalMemSetMem64 PROC USES edi
movq mm0, [esp + 16]
mov ecx, [esp + 12]
mov edi, [esp + 8]
mov eax, edi
InternalMemSetMem64 PROC
mov eax, [esp + 4]
mov ecx, [esp + 8]
movq mm0, [esp + 12]
mov edx, eax
@@:
movntq [edi], mm0
add edi, 8
movntq [edx], mm0
add edx, 8
loop @B
mfence
ret

28
MdePkg/Library/BaseMemoryLibSse2/Ia32/SetMem64.asm
View File

@ -28,34 +28,34 @@
;------------------------------------------------------------------------------
; VOID *
; _mem_SetMem64 (
; InternalMemSetMem64 (
; IN VOID *Buffer,
; IN UINTN Count,
; IN UINT64 Value
; )
;------------------------------------------------------------------------------
InternalMemSetMem64 PROC USES edi
mov ecx, [esp + 12]
mov edi, [esp + 8]
test edi, 8
DB 0f2h, 0fh, 12h, 44h, 24h, 16 ; movddup xmm0, [esp + 16]
InternalMemSetMem64 PROC
mov eax, [esp + 4]
mov ecx, [esp + 8]
test al, 8
mov edx, eax
movq xmm0, [esp + 12]
jz @F
movq [edi], xmm0
add edi, 8
movq [edx], xmm0
add edx, 8
dec ecx
@@:
mov edx, ecx
shr ecx, 1
jz @SetQwords
movlhps xmm0, xmm0
@@:
movntdq [edi], xmm0
add edi, 16
movntdq [edx], xmm0
lea edx, [edx + 16]
loop @B
mfence
@SetQwords:
test dl, 1
jz @F
movq [edi], xmm0
jnc @F
movq [edx], xmm0
@@:
ret
InternalMemSetMem64 ENDP

28
MdePkg/Library/BaseMemoryLibSse2/x64/SetMem64.asm
View File

@ -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