llfroml.s
来自「基于EP7312的MP3播放器源代码,包括MCU和PC端代码.」· S 代码 · 共 30 行
S
30 行
//****************************************************************************//// LLFROML.S - Routine to convert a signed 32-bit value to a signed 64-bit// values.//// Copyright (c) 1999,2000,2001 Cirrus Logic, Inc.////****************************************************************************#include "../../asmdefs.h"//****************************************************************************//// Read-only code area.////**************************************************************************** _TEXT_//****************************************************************************//// Convert a signed 32-bit value to a signed 64-bit value.////**************************************************************************** _EXPORT_ _ll_from_l_ll_from_l _LABEL_ mov r1, r0, asr _CONST_ 31 mov pc, r14 _END_
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