mirror of https://github.com/acidanthera/audk.git
44 lines
842 B
NASM
44 lines
842 B
NASM
//------------------------------------------------------------------------------
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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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// SPDX-License-Identifier: BSD-2-Clause-Patent
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//
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//------------------------------------------------------------------------------
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EXPORT __ARM_ll_mullu
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EXPORT __aeabi_lmul
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AREA Math, CODE, READONLY
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;
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;INT64
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;EFIAPI
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;__aeabi_lmul (
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; IN INT64 Multiplicand
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; IN INT32 Multiplier
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; );
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;
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__ARM_ll_mullu
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mov r3, #0
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// Make upper part of INT64 Multiplier 0 and use __aeabi_lmul
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;
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;INT64
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;EFIAPI
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;__aeabi_lmul (
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; IN INT64 Multiplicand
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; IN INT64 Multiplier
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; );
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;
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__aeabi_lmul
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stmdb sp!, {lr}
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mov lr, r0
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umull r0, ip, r2, lr
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mla r1, r2, r1, ip
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mla r1, r3, lr, r1
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ldmia sp!, {pc}
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END
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