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wine-mirror
GitHub Repository: wine-mirror/wine
 Path: blob/master/libs/compiler-rt/lib/builtins/arm/aeabi_uldivmod.S
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//===-- aeabi_uldivmod.S - EABI uldivmod implementation -------------------===//

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//

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//                     The LLVM Compiler Infrastructure

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//

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// This file is dual licensed under the MIT and the University of Illinois Open

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// Source Licenses. See LICENSE.TXT for details.

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//

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//===----------------------------------------------------------------------===//

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#include "../assembly.h"

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// struct { uint64_t quot, uint64_t rem}

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//        __aeabi_uldivmod(uint64_t numerator, uint64_t denominator) {

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//   uint64_t rem, quot;

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//   quot = __udivmoddi4(numerator, denominator, &rem);

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//   return {quot, rem};

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// }

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#if defined(_WIN32)

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#define __aeabi_uldivmod __rt_udiv64

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#endif

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        .syntax unified

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        .p2align 2

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DEFINE_COMPILERRT_FUNCTION(__aeabi_uldivmod)

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        push	{r6, lr}

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        sub	sp, sp, #16

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        add	r6, sp, #8

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        str	r6, [sp]

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#if defined(_WIN32)

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        movs    r6, r0

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        movs    r0, r2

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        movs    r2, r6

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        movs    r6, r1

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        movs    r1, r3

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        movs    r3, r6

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#endif

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        bl	SYMBOL_NAME(__udivmoddi4)

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        ldr	r2, [sp, #8]

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        ldr	r3, [sp, #12]

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        add	sp, sp, #16

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        pop	{r6, pc}

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END_COMPILERRT_FUNCTION(__aeabi_uldivmod)

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NO_EXEC_STACK_DIRECTIVE

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