4059386c70
https://bugzilla.tianocore.org/show_bug.cgi?id=1373 Replace BSD 2-Clause License with BSD+Patent License. This change is based on the following emails: https://lists.01.org/pipermail/edk2-devel/2019-February/036260.html https://lists.01.org/pipermail/edk2-devel/2018-October/030385.html RFCs with detailed process for the license change: V3: https://lists.01.org/pipermail/edk2-devel/2019-March/038116.html V2: https://lists.01.org/pipermail/edk2-devel/2019-March/037669.html V1: https://lists.01.org/pipermail/edk2-devel/2019-March/037500.html Contributed-under: TianoCore Contribution Agreement 1.1 Signed-off-by: Michael D Kinney <michael.d.kinney@intel.com> Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
72 lines
1.4 KiB
NASM
72 lines
1.4 KiB
NASM
//------------------------------------------------------------------------------
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//
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// Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
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// Copyright (c) 2018, Pete Batard. 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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IMPORT __aeabi_uldivmod
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EXPORT __aeabi_ldivmod
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EXPORT __rt_sdiv64
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AREA s___aeabi_ldivmod, CODE, READONLY, ARM
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ARM
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;
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;INT64
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;EFIAPI
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;__rt_sdiv64 (
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; IN INT64 Divisor
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; IN INT64 Dividend
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; );
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;
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__rt_sdiv64
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; Swap r0-r1 and r2-r3
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MOV r12, r0
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MOV r0, r2
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MOV r2, r12
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MOV r12, r1
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MOV r1, r3
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MOV r3, r12
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B __aeabi_ldivmod
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;
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;INT64
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;EFIAPI
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;__aeabi_ldivmod (
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; IN INT64 Dividend
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; IN INT64 Divisor
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; );
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;
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__aeabi_ldivmod
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PUSH {r4,lr}
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ASRS r4,r1,#1
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EOR r4,r4,r3,LSR #1
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BPL L_Test1
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RSBS r0,r0,#0
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RSC r1,r1,#0
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L_Test1
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TST r3,r3
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BPL L_Test2
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RSBS r2,r2,#0
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RSC r3,r3,#0
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L_Test2
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BL __aeabi_uldivmod
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TST r4,#0x40000000
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BEQ L_Test3
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RSBS r0,r0,#0
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RSC r1,r1,#0
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L_Test3
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TST r4,#0x80000000
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BEQ L_Exit
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RSBS r2,r2,#0
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RSC r3,r3,#0
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L_Exit
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POP {r4,pc}
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END
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