Hi
Integer Sum combine1: Maximum use of data abstraction:
31.01 cycles/element
Integer Sum combine2: Take vec_length() out of loop:
21.70 cycles/element
Integer Sum combine3: Array reference to vector data:
6.00 cycles/element
Integer Sum combine4: Array reference, accumulate in temporary:
3.00 cycles/element
Integer Sum combine4p: Pointer reference, accumulate in temporary:
3.00 cycles/element
Integer Sum Array code, unrolled by 2:
1.50 cycles/element
Integer Sum combine5p: Pointer code, unrolled by 3, for loop:
1.33 cycles/element
Integer Sum Array code, unrolled by 3, while loop:
1.39 cycles/element
Integer Sum Array code, unrolled by 4:
1.25 cycles/element
Integer Sum Array code, unrolled by 8:
1.25 cycles/element
Integer Sum Array code, unrolled by 16:
1.12 cycles/element
Integer Sum Pointer code, unrolled by 2:
1.50 cycles/element
Integer Sum Pointer code, unrolled by 3:
1.33 cycles/element
Integer Sum Pointer code, unrolled by 4:
1.25 cycles/element
Integer Sum Pointer code, unrolled by 8:
1.13 cycles/element
Integer Sum Pointer code, unrolled by 16:
1.06 cycles/element
Integer Sum combine6: Array code, unrolled by 2, Superscalar x2:
2.00 cycles/element
Integer Sum Array code, unrolled by 4, Superscalar x2:
1.50 cycles/element
Integer Sum Array code, unrolled by 8, Superscalar x2:
1.13 cycles/element
Integer Sum Array code, unrolled by 3, Superscalar x3:
1.67 cycles/element
Integer Sum Array code, unrolled by 4, Superscalar x4:
1.56 cycles/element
Integer Sum Array code, unrolled by 8, Superscalar x4:
1.25 cycles/element
Integer Sum Array code, unrolled by 6, Superscalar x6:
1.85 cycles/element
Integer Sum Array code, unrolled by 8, Superscalar x8:
1.89 cycles/element
Integer Sum Array code, unrolled by 10, Superscalar x10:
1.82 cycles/element
Integer Sum Array code, unrolled by 12, Superscalar x6:
1.75 cycles/element
Integer Sum Array code, unrolled by 12, Superscalar x12:
1.85 cycles/element
Integer Sum Pointer code, unrolled by 8, Superscalar x2:
1.13 cycles/element
Integer Sum Pointer code, unrolled by 8, Superscalar x4:
1.25 cycles/element
Integer Sum Pointer code, unrolled by 8, Superscalar x8:
1.70 cycles/element
Integer Sum Pointer code, unrolled by 9, Superscalar x3:
1.22 cycles/element
Integer Sum Array code, Unroll x2, Superscalar x2, noninterleaved:
2.00 cycles/element
Integer Sum Array code, unrolled by 2, different associativity:
1.50 cycles/element
Integer Sum Array code, unrolled by 3, Different Associativity:
1.67 cycles/element
Integer Sum Array code, unrolled by 4, Different Associativity:
1.28 cycles/element
Integer Sum Array code, unrolled by 6, Different Associativity:
1.22 cycles/element
Integer Sum Array code, unrolled by 8, Different Associativity:
1.15 cycles/element