xref: /linux/rust/zerocopy/benches/read_from_prefix.x86-64.mca (revision b079329b8691768962aa514b8f8c9077ca352459)
1Iterations:        100
2Instructions:      1200
3Total Cycles:      905
4Total uOps:        1300
5
6Dispatch Width:    4
7uOps Per Cycle:    1.44
8IPC:               1.33
9Block RThroughput: 3.3
10
11
12Instruction Info:
13[1]: #uOps
14[2]: Latency
15[3]: RThroughput
16[4]: MayLoad
17[5]: MayStore
18[6]: HasSideEffects (U)
19
20[1]    [2]    [3]    [4]    [5]    [6]    Instructions:
21 1      1     0.33                        cmp	rsi, 5
22 1      1     1.00                        jbe	.LBB5_2
23 1      5     0.50    *                   mov	eax, dword ptr [rdi]
24 1      5     0.50    *                   movzx	edi, word ptr [rdi + 4]
25 1      1     0.50                        shl	rdi, 32
26 1      1     0.33                        or	rdi, rax
27 1      1     0.50                        shl	rdi, 16
28 1      1     0.33                        inc	rdi
29 1      0     0.25                        xor	eax, eax
30 1      1     0.33                        cmp	rsi, 6
31 2      2     0.67                        cmovae	rax, rdi
32 1      1     1.00                  U     ret
33
34
35Resources:
36[0]   - SBDivider
37[1]   - SBFPDivider
38[2]   - SBPort0
39[3]   - SBPort1
40[4]   - SBPort4
41[5]   - SBPort5
42[6.0] - SBPort23
43[6.1] - SBPort23
44
45
46Resource pressure per iteration:
47[0]    [1]    [2]    [3]    [4]    [5]    [6.0]  [6.1]
48 -      -     3.32   3.32    -     3.36   1.00   1.00
49
50Resource pressure by instruction:
51[0]    [1]    [2]    [3]    [4]    [5]    [6.0]  [6.1]  Instructions:
52 -      -     0.05   0.94    -     0.01    -      -     cmp	rsi, 5
53 -      -      -      -      -     1.00    -      -     jbe	.LBB5_2
54 -      -      -      -      -      -      -     1.00   mov	eax, dword ptr [rdi]
55 -      -      -      -      -      -     1.00    -     movzx	edi, word ptr [rdi + 4]
56 -      -     0.71    -      -     0.29    -      -     shl	rdi, 32
57 -      -      -     0.64    -     0.36    -      -     or	rdi, rax
58 -      -     1.00    -      -      -      -      -     shl	rdi, 16
59 -      -     0.31   0.40    -     0.29    -      -     inc	rdi
60 -      -      -      -      -      -      -      -     xor	eax, eax
61 -      -     0.34   0.35    -     0.31    -      -     cmp	rsi, 6
62 -      -     0.91   0.99    -     0.10    -      -     cmovae	rax, rdi
63 -      -      -      -      -     1.00    -      -     ret
64