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102 lines
1.5 KiB
ArmAsm
102 lines
1.5 KiB
ArmAsm
/*
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*
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*/
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.globl RtlCompareMemory
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.globl RtlCompareMemoryUlong
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.globl RtlFillMemory
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.globl RtlFillMemoryUlong
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.globl RtlFillMemoryUlonglong
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.globl RtlMoveMemory
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.globl RtlZeroMemory
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RtlCompareMemory:
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1:
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mr 0,5
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cmpwi 0,5,4
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blt 2f
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lwz 6,0(3)
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lwz 7,0(3)
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addi 6,6,-7
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cmpwi 0,6,0
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bne 2f
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addi 3,3,4
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addi 4,4,4
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subi 5,5,4
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b 1b
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2:
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cmpwi 0,5,0
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beq 3f
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lbz 6,0(3)
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lbz 7,0(4)
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addi 6,6,-7
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cmpwi 0,6,0
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bne 3f
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addi 3,3,1
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addi 4,4,1
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subi 5,5,1
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b 2b
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3:
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mr 4,0
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sub 3,4,5
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blr
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RtlCompareMemoryUlong:
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or 6,3,4
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or 6,6,5
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andi. 6,6,3
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bne RtlCompareMemory
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xor 3,3,3
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blr
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RtlFillMemory:
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rlwinm 6,5,8,0xff00
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rlwinm 7,5,0,0xff
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or 7,6,7
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rlwinm 5,7,16,0xffff0000
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or 5,7,5
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1:
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cmpwi 0,4,4
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blt 2f
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stw 5,0(3)
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addi 3,3,4
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subi 4,4,4
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b 1b
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2:
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cmpwi 0,4,0
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beq 3f
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stb 5,0(3)
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addi 3,3,1
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subi 4,4,1
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b 2b
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3:
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blr
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RtlFillMemoryUlong:
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b RtlFillMemory
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RtlFillMemoryUlonglong:
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b RtlFillMemoryUlong
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RtlMoveMemory:
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b memmove
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RtlZeroMemory:
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mr 5,4
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xor 4,4,4
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b memset
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