1 //===-- aeabi_memset.S - EABI memset implementation -----------------------===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is dual licensed under the MIT and the University of Illinois Open 6 // Source Licenses. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 10 #include "../assembly.h" 11 12 // void __aeabi_memset(void *dest, size_t n, int c) { memset(dest, c, n); } 13 // void __aeabi_memclr(void *dest, size_t n) { __aeabi_memset(dest, n, 0); } 14 15 .syntax unified 16 .p2align 2 17 DEFINE_COMPILERRT_FUNCTION(__aeabi_memset) 18 mov r3, r1 19 mov r1, r2 20 mov r2, r3 21 b memset 22 END_COMPILERRT_FUNCTION(__aeabi_memset) 23 24 DEFINE_AEABI_FUNCTION_ALIAS(__aeabi_memset4, __aeabi_memset) 25 DEFINE_AEABI_FUNCTION_ALIAS(__aeabi_memset8, __aeabi_memset) 26 27 DEFINE_COMPILERRT_FUNCTION(__aeabi_memclr) 28 mov r2, r1 29 mov r1, #0 30 b memset 31 END_COMPILERRT_FUNCTION(__aeabi_memclr) 32 33 DEFINE_AEABI_FUNCTION_ALIAS(__aeabi_memclr4, __aeabi_memclr) 34 DEFINE_AEABI_FUNCTION_ALIAS(__aeabi_memclr8, __aeabi_memclr) 35 36 NO_EXEC_STACK_DIRECTIVE 37 38
