1.前言 2. 术语说明 Term Note ABI Application Binary Interface 应用程序二进制接口 EABI Embedded ABI 嵌入式ABI PCS Procedure Call Standard 程序调用标准 AAPCS PCS for ARM Architecture ARM体系结构程序调用标准 APCS ARM Procedure Call Standard AR
这里写目录标题 ARMv7Single coreDual-coreQuad-coreHexa-core and octa-core(六核和八核) ARMv8Quad-coreOcta coreHelio X Series (2014–2017)Helio A Series (2018–2020)Helio P Series (2015–2020)Helio G Series (2019–present)Dimensity Series (2020–present)Dimen…
浮点数据转换指令包括不同的浮点精度数之间的转换,还包括整型和浮点数之间的转化。
在了解数据转换指令前,必须学习 IEEE 754 定义的五种舍入规则。前两条规则舍入到最接近的值,其他的称为定向舍入:
舍入到最接近的值 Round to nearest, ties to even – rounds to the n…