ARM Packages: Removed trailing spaces
Trailing spaces create issue/warning when generating/applying patches. Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Ronald Cron <ronald.cron@arm.com> Reviewed-By: Olivier Martin <olivier.martin@arm.com> git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@15833 6f19259b-4bc3-4df7-8a09-765794883524
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oliviermartin
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@@ -1,10 +1,10 @@
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#------------------------------------------------------------------------------
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#------------------------------------------------------------------------------
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#
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# CopyMem() worker for ARM
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#
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# This file started out as C code that did 64 bit moves if the buffer was
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# 32-bit aligned, else it does a byte copy. It also does a byte copy for
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# any trailing bytes. It was updated to do 32-byte copies using stm/ldm.
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# any trailing bytes. It was updated to do 32-byte copies using stm/ldm.
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#
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# Copyright (c) 2008 - 2010, Apple Inc. All rights reserved.<BR>
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# This program and the accompanying materials
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@@ -20,7 +20,7 @@
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/**
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Copy Length bytes from Source to Destination. Overlap is OK.
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This implementation
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This implementation
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@param Destination Target of copy
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@param Source Place to copy from
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@@ -48,7 +48,7 @@ ASM_PFX(InternalMemCopyMem):
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mov r10, r0
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mov r12, r2
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mov r14, r1
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memcopy_check_overlapped:
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cmp r11, r1
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// If (dest < source)
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@@ -61,10 +61,10 @@ memcopy_check_overlapped:
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cmp r12, r3
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bcc memcopy_check_optim_default
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// If (length == 0)
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// If (length == 0)
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cmp r12, #0
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beq memcopy_end
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b memcopy_check_optim_overlap
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memcopy_check_optim_default:
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@@ -79,7 +79,7 @@ memcopy_check_optim_default:
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movls r0, #0
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andhi r0, r3, #1
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b memcopy_default
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memcopy_check_optim_overlap:
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// r10 = dest_end, r14 = source_end
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add r10, r11, r12
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@@ -94,12 +94,12 @@ memcopy_check_optim_overlap:
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tst r14, #0xF
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movne r0, #0
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b memcopy_overlapped
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memcopy_overlapped_non_optim:
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// We read 1 byte from the end of the source buffer
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sub r3, r14, #1
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sub r12, r12, #1
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ldrb r3, [r3, #0]
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ldrb r3, [r3, #0]
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sub r2, r10, #1
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cmp r12, #0
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// We write 1 byte at the end of the dest buffer
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@@ -114,58 +114,58 @@ memcopy_overlapped:
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// Are we in the optimized case ?
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cmp r0, #0
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beq memcopy_overlapped_non_optim
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// Optimized Overlapped - Read 32 bytes
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sub r14, r14, #32
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sub r12, r12, #32
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cmp r12, #31
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ldmia r14, {r2-r9}
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// If length is less than 32 then disable optim
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movls r0, #0
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cmp r12, #0
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// Optimized Overlapped - Write 32 bytes
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// Optimized Overlapped - Write 32 bytes
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sub r10, r10, #32
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stmia r10, {r2-r9}
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// while (length != 0)
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bne memcopy_overlapped
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b memcopy_end
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memcopy_default_non_optim:
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// Byte copy
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ldrb r3, [r14], #1
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ldrb r3, [r14], #1
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sub r12, r12, #1
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strb r3, [r10], #1
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memcopy_default:
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cmp r12, #0
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beq memcopy_end
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// r10 = dest, r14 = source
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memcopy_default_loop:
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cmp r0, #0
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beq memcopy_default_non_optim
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// Optimized memcopy - Read 32 Bytes
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sub r12, r12, #32
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cmp r12, #31
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ldmia r14!, {r2-r9}
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// If length is less than 32 then disable optim
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movls r0, #0
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cmp r12, #0
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// Optimized memcopy - Write 32 Bytes
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stmia r10!, {r2-r9}
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// while (length != 0)
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bne memcopy_default_loop
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memcopy_end:
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mov r0, r11
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ldmfd sp!, {r4-r11, pc}
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