Gcc cleanup for baselib & basememorylib in mdepkg/library/
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@5587 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
@@ -21,7 +21,7 @@
|
||||
#
|
||||
#------------------------------------------------------------------------------
|
||||
|
||||
.globl _InternalMemCopyMem
|
||||
.globl ASM_PFX(InternalMemCopyMem)
|
||||
|
||||
#------------------------------------------------------------------------------
|
||||
# VOID *
|
||||
@@ -32,30 +32,30 @@
|
||||
# IN UINTN Count
|
||||
# );
|
||||
#------------------------------------------------------------------------------
|
||||
_InternalMemCopyMem:
|
||||
ASM_PFX(InternalMemCopyMem):
|
||||
push %esi
|
||||
push %edi
|
||||
movl 16(%esp), %esi # esi <- Source
|
||||
movl 12(%esp), %edi # edi <- Destination
|
||||
movl 20(%esp), %edx # edx <- Count
|
||||
cmpl %esi, %edi
|
||||
je L_CopyDone
|
||||
cmpl %esi, %edi
|
||||
je L_CopyDone
|
||||
cmpl $0, %edx
|
||||
je L_CopyDone
|
||||
je L_CopyDone
|
||||
leal -1(%esi, %edx), %eax # eax <- End of Source
|
||||
cmpl %esi, %edi
|
||||
jae L_CopyBytes
|
||||
cmpl %eax, %edi
|
||||
jb L_CopyBytes # Copy backward if overlapped
|
||||
movl %esi, %eax # esi <- End of Source
|
||||
cmpl %edi, %esi
|
||||
jae L_CopyBytes
|
||||
cmpl %edi, %eax
|
||||
jb L_CopyBytes # Copy backward if overlapped
|
||||
movl %eax, %esi # esi <- End of Source
|
||||
leal -1(%edi, %edx), %edi # edi <- End of Destination
|
||||
std
|
||||
L_CopyBytes:
|
||||
movl %ecx, %edx
|
||||
std
|
||||
L_CopyBytes:
|
||||
movl %edx, %ecx
|
||||
rep
|
||||
movsb # Copy bytes backward
|
||||
cld
|
||||
L_CopyDone:
|
||||
L_CopyDone:
|
||||
movl 12(%esp), %eax # eax <- Destination as return value
|
||||
pop %edi
|
||||
pop %esi
|
||||
|
Reference in New Issue
Block a user