X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=blobdiff_plain;f=ArmPkg%2FLibrary%2FBaseMemoryLibStm%2FArm%2FCopyMem.S;h=7985b59279ba438ae80ea1b30cb5905d3b433fa8;hp=4e0122bdecbc9d2282941712ee7f4050c2ee63db;hb=2281eb6f4885c8d78de69645fdee885c4e629b1b;hpb=643ec0e7c1633c1970a154fa6bdada6eb1d3daa2

diff --git a/ArmPkg/Library/BaseMemoryLibStm/Arm/CopyMem.S b/ArmPkg/Library/BaseMemoryLibStm/Arm/CopyMem.S
old mode 100755
new mode 100644
index 4e0122bdec..7985b59279
--- a/ArmPkg/Library/BaseMemoryLibStm/Arm/CopyMem.S
+++ b/ArmPkg/Library/BaseMemoryLibStm/Arm/CopyMem.S
@@ -1,10 +1,10 @@
-#------------------------------------------------------------------------------ 
+#------------------------------------------------------------------------------
 #
 # CopyMem() worker for ARM
 #
 # This file started out as C code that did 64 bit moves if the buffer was
 # 32-bit aligned, else it does a byte copy. It also does a byte copy for
-# any trailing bytes. It was updated to do 32-byte copies using stm/ldm. 
+# any trailing bytes. It was updated to do 32-byte copies using stm/ldm.
 #
 # Copyright (c) 2008 - 2010, Apple Inc. All rights reserved.<BR>
 # This program and the accompanying materials
@@ -20,7 +20,7 @@
 /**
   Copy Length bytes from Source to Destination. Overlap is OK.
 
-  This implementation 
+  This implementation
 
   @param  Destination Target of copy
   @param  Source      Place to copy from
@@ -48,7 +48,7 @@ ASM_PFX(InternalMemCopyMem):
   mov  r10, r0
   mov  r12, r2
   mov  r14, r1
-  
+
 memcopy_check_overlapped:
   cmp  r11, r1
   // If (dest < source)
@@ -61,10 +61,10 @@ memcopy_check_overlapped:
   cmp  r12, r3
   bcc  memcopy_check_optim_default
 
-  // If (length == 0)  
+  // If (length == 0)
   cmp  r12, #0
   beq  memcopy_end
-  
+
   b     memcopy_check_optim_overlap
 
 memcopy_check_optim_default:
@@ -79,7 +79,7 @@ memcopy_check_optim_default:
   movls  r0, #0
   andhi  r0, r3, #1
   b     memcopy_default
-    
+
 memcopy_check_optim_overlap:
   // r10 = dest_end, r14 = source_end
   add  r10, r11, r12
@@ -94,12 +94,12 @@ memcopy_check_optim_overlap:
   tst  r14, #0xF
   movne  r0, #0
   b  memcopy_overlapped
-  
+
 memcopy_overlapped_non_optim:
   // We read 1 byte from the end of the source buffer
   sub  r3, r14, #1
   sub  r12, r12, #1
-  ldrb  r3, [r3, #0]  
+  ldrb  r3, [r3, #0]
   sub  r2, r10, #1
   cmp  r12, #0
   // We write 1 byte at the end of the dest buffer
@@ -114,58 +114,58 @@ memcopy_overlapped:
   // Are we in the optimized case ?
   cmp  r0, #0
   beq  memcopy_overlapped_non_optim
-  
+
   // Optimized Overlapped - Read 32 bytes
   sub  r14, r14, #32
   sub  r12, r12, #32
   cmp  r12, #31
   ldmia  r14, {r2-r9}
-  
+
   // If length is less than 32 then disable optim
   movls  r0, #0
-  
+
   cmp  r12, #0
-  
-  // Optimized Overlapped - Write 32 bytes  
+
+  // Optimized Overlapped - Write 32 bytes
   sub  r10, r10, #32
   stmia  r10, {r2-r9}
-  
+
   // while (length != 0)
   bne  memcopy_overlapped
   b   memcopy_end
-  
+
 memcopy_default_non_optim:
   // Byte copy
-  ldrb  r3, [r14], #1  
+  ldrb  r3, [r14], #1
   sub  r12, r12, #1
   strb  r3, [r10], #1
-  
+
 memcopy_default:
   cmp  r12, #0
   beq  memcopy_end
-  
+
 // r10 = dest, r14 = source
 memcopy_default_loop:
   cmp  r0, #0
   beq  memcopy_default_non_optim
-  
+
   // Optimized memcopy - Read 32 Bytes
   sub  r12, r12, #32
   cmp  r12, #31
   ldmia  r14!, {r2-r9}
-  
+
   // If length is less than 32 then disable optim
   movls  r0, #0
-  
+
   cmp  r12, #0
-  
+
   // Optimized memcopy - Write 32 Bytes
   stmia  r10!, {r2-r9}
 
   // while (length != 0)
   bne  memcopy_default_loop
-  
+
 memcopy_end:
   mov  r0, r11
   ldmfd  sp!, {r4-r11, pc}
-  
+