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f1e2c6cbd0
* Add Raman Masanin to copyrights * Add some comments * Return long long from __rt_sdiv (no functional difference, just for clarity)
44 lines
1 KiB
ArmAsm
44 lines
1 KiB
ArmAsm
/*
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* PROJECT: ReactOS CRT library
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* LICENSE: MIT (https://spdx.org/licenses/MIT)
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* PURPOSE: Implementation of __rt_udiv64
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* COPYRIGHT: Copyright 2015 Timo Kreuzer <timo.kreuzer@reactos.org>
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* Copyright 2021 Raman Masanin <36927roma@gmail.com>
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*/
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/* INCLUDES ******************************************************************/
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#include <kxarm.h>
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IMPORT __rt_udiv64_worker
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/* CODE **********************************************************************/
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TEXTAREA
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/*
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IN: r1:r0 = divisor
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IN: r3:r2 = dividend
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OUT: r1:r0 = quotient
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OUT: r3:r2 = remainder
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*/
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NESTED_ENTRY __rt_udiv64
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/* Allocate stack space and store parameters there */
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push {lr}
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sub sp,sp,0x10
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mov r12,sp
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push {r12}
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PROLOG_END
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/* Call the C worker function */
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bl __rt_udiv64_worker
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add sp,sp,0x04
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/* Move result data into the appropriate registers and return */
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pop {r0,r1,r2,r3,pc}
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NESTED_END __rt_udiv64
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END
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/* EOF */
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