mirror of
https://github.com/reactos/reactos.git
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be3c532bf4
- Make __fto64 function more readable - Call worker function directly for __rt_sdiv/udiv - Adapt __rt_sdiv64/udiv64 asm shims accordingly - Add header files to CMake source list CORE-17607 CORE-17614 CORE-17703 CORE-17604 Addendum tof2bc1f0e,e448094eand54406bf4.
49 lines
1.1 KiB
ArmAsm
49 lines
1.1 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 Roman 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 {r2,r3}
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PROLOG_END
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/* r0 = ret*, r2:r3 = divisor, [sp] = dividend */
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mov r3,r1
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mov r2,r0
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mov r0,r12
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/* Call the C worker function */
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bl __rt_udiv64_worker
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add sp,sp,0x08
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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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