diff options
Diffstat (limited to 'ArmPkg/Library/BaseMemoryLibStm/Arm/SetMem.S')
-rwxr-xr-x | ArmPkg/Library/BaseMemoryLibStm/Arm/SetMem.S | 81 |
1 files changed, 0 insertions, 81 deletions
diff --git a/ArmPkg/Library/BaseMemoryLibStm/Arm/SetMem.S b/ArmPkg/Library/BaseMemoryLibStm/Arm/SetMem.S deleted file mode 100755 index c5b4cfe15f..0000000000 --- a/ArmPkg/Library/BaseMemoryLibStm/Arm/SetMem.S +++ /dev/null @@ -1,81 +0,0 @@ -#------------------------------------------------------------------------------
-#
-# SemMem() 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 at a time.
-#
-# Copyright (c) 2008 - 2010, Apple Inc. All rights reserved.<BR>
-# This program and the accompanying materials
-# are licensed and made available under the terms and conditions of the BSD License
-# which accompanies this distribution. The full text of the license may be found at
-# http://opensource.org/licenses/bsd-license.php
-#
-# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
-# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-#
-#------------------------------------------------------------------------------
-
-/**
- Set Buffer to Value for Size bytes.
-
- @param Buffer Memory to set.
- @param Length Number of bytes to set
- @param Value Value of the set operation.
-
- @return Buffer
-
-VOID *
-EFIAPI
-InternalMemSetMem (
- OUT VOID *Buffer,
- IN UINTN Length,
- IN UINT8 Value
- )
-**/
-
-.text
-.align 2
-GCC_ASM_EXPORT(InternalMemSetMem)
-
-ASM_PFX(InternalMemSetMem):
- stmfd sp!, {r4-r11, lr}
- tst r0, #3
- movne r3, #0
- moveq r3, #1
- cmp r1, #31
- movls lr, #0
- andhi lr, r3, #1
- cmp lr, #0
- mov r12, r0
- bne L31
-L32:
- mov r3, #0
- b L43
-L31:
- and r4, r2, #0xff
- orr r4, r4, r4, LSL #8
- orr r4, r4, r4, LSL #16
- mov r5, r4
- mov r6, r4
- mov r7, r4
- mov r8, r4
- mov r9, r4
- mov r10, r4
- mov r11, r4
- b L32
-L34:
- cmp lr, #0
- streqb r2, [r12], #1
- subeq r1, r1, #1
- beq L43
- sub r1, r1, #32
- cmp r1, #31
- movls lr, r3
- stmia r12!, {r4-r11}
-L43:
- cmp r1, #0
- bne L34
- ldmfd sp!, {r4-r11, pc}
-
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