mirror of https://github.com/acidanthera/audk.git
36 lines
949 B
ArmAsm
36 lines
949 B
ArmAsm
#------------------------------------------------------------------------------
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#
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# Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
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#
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# This program and the accompanying materials
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# are licensed and made available under the terms and conditions of the BSD License
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# which accompanies this distribution. The full text of the license may be found at
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# http://opensource.org/licenses/bsd-license.php
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#
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# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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#
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#------------------------------------------------------------------------------
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.text
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.align 2
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.globl ASM_PFX(__ashldi3)
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ASM_PFX(__ashldi3):
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cmp r2, #31
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bls L2
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cmp r2, #63
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subls r2, r2, #32
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movls r2, r0, asl r2
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movhi r2, #0
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mov r1, r2
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mov r0, #0
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bx lr
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L2:
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cmp r2, #0
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rsbne r3, r2, #32
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movne r3, r0, lsr r3
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movne r0, r0, asl r2
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orrne r1, r3, r1, asl r2
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bx lr
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