技术支持好：

在文档中说过

The instructions that can be conditional have an optional condition code, shown in syntax

descriptions as {cond}. Table 3-2shows the condition codes that you can use.

当我使用ARM 指令

subs r3, r3, #1

strpl r3, [r0]!

汇编编译正常，可以条件执行，但是我现在想用neon汇编，vld和vst…