|how to use mulr64 instruction
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|Author:||maolj [ Thu Jun 30, 2016 6:04 pm ]|
|Post subject:||how to use mulr64 instruction|
Andes mulr64 instruction: [ mulr64 rt, ra, rb ] that multiply the unsigned integer contents of two 32-bit registers and write the 64-bit result to an even/odd pair of 32-bit registers.
if you want to use this instruction, you can programming code as below:
long long my_mulr64([long long a, long long b)
long long my_mul(int a, int b)
long long x, y;
long long z=0x5566;
that declare the related variable as long long type.
attached is the project.
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