llvm-project/compiler-rt/lib/builtins/arm/aeabi_ldivmod.S

35 lines
1016 B
ArmAsm

//===-- aeabi_ldivmod.S - EABI ldivmod implementation ---------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "../assembly.h"
// struct { int64_t quot, int64_t rem}
// __aeabi_ldivmod(int64_t numerator, int64_t denominator) {
// int64_t rem, quot;
// quot = __divmoddi4(numerator, denominator, &rem);
// return {quot, rem};
// }
.syntax unified
.p2align 2
DEFINE_COMPILERRT_FUNCTION(__aeabi_ldivmod)
push {r11, lr}
sub sp, sp, #16
add r12, sp, #8
str r12, [sp]
bl SYMBOL_NAME(__divmoddi4)
ldr r2, [sp, #8]
ldr r3, [sp, #12]
add sp, sp, #16
pop {r11, pc}
END_COMPILERRT_FUNCTION(__aeabi_ldivmod)
NO_EXEC_STACK_DIRECTIVE