Automated Generation of Custom Processor Core from C Code

Algorithm 3

Part of inverse4 × 4 C code.

1: …

2: t0 = *(pblock++);

3: t1 = *(pblock++);

4: t2 = *(pblock++);

5: t3 = *(pblock);

6:

7: p0 = t0 + t2;

8: p1 = t0 − t2;

9: p2 = SHIFT(t1, 1) − t3;

10: p3 = t1 + SHIFT(t3, 1); 

11: …