Crosscompilation between 32-bit and 64-bit is not supported when you use the License Compiler when building your project.
使用授权编译器建置您的专案时，不支援32位元与64位元之间的跨编译。
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Second, gives an analysis about feature of software development based on 16/32 bits MCU, does a research about technology for software development based on 16/32 bits MCU just like crosscompilation.
Despite any uncertainty as to the 770's intent, Nokia has been doing some significant research; they developed an entire, new cross-compilation architecture that is most visibly used with the 770.