mirror of https://github.com/acidanthera/audk.git
49 lines
1.8 KiB
ArmAsm
49 lines
1.8 KiB
ArmAsm
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/// @file
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/// Contains an implementation of CallPalProcStatic on Itanium-based
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/// architecture.
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///
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/// Copyright (c) 2006, Intel Corporation
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/// All rights reserved. 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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/// Module Name: PalCallStatic.s
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///
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///
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.auto
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.text
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.proc PalCallStatic
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.type PalCallStatic, @function
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.regstk 5, 0, 0, 0
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PalCallStatic::
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cmp.eq p6 = r0, in0
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mov r31 = in4
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mov r8 = ip
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(p6) mov in0 = ar.k5
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add r8 = (PalProcReturn - PalCallStatic), r8
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mov in4 = b0
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mov r30 = in3
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mov r29 = in2
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mov b7 = in0
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mov in3 = psr
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rsm 1 << 14 // Disable interrupts
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mov r28 = in1
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mov in0 = 256
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mov b0 = r8
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br.cond.sptk b7
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PalProcReturn:
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mov psr.l = in3
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cmp.eq p6 = in0, in1 // in1 == PAL_COPY_PAL?
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(p6) cmp.eq p6 = r0, r8 // Status == Success?
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(p6) add in2 = r9, in2
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(p6) mov ar.k5 = in2
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mov b0 = in4
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br.ret.sptk.many b0
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.endp PalCallStatic
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