Apple Microarchitecture Research by Dougall Johnson M1/A14 P-core (Firestorm): Overview | Base Instructions | SIMD and FP Instructions M1/A14 E-core (Icestorm): Overview | Base Instructions | SIMD and FP Instructions
Code:
add x0, x0, w1, sxtb
mov x0, 1 mov x1, 2
(no loop instructions)
Retires: 1.000
Issues: 2.000
Integer unit issues: 2.000
Load/store unit issues: 0.000
SIMD/FP unit issues: 0.000
retire uop (01) | cycle (02) | 03 | 1e | 3f | 4c | 4d | 51 | schedule uop (52) | schedule int uop (53) | dispatch int uop (56) | int uops in schedulers (59) | 60 | 6d | 6e | map stall dispatch (70) | map rewind (75) | map stall (76) | dispatch uop (78) | map int uop (7c) | map int uop inputs (7f) | 82 | 83 | flush restart other nonspec (84) | 85 | inst all (8c) | inst int alu (97) | l1d tlb access (a0) | ld unit uop (a6) | l1d cache writeback (a8) | ac | cf | d5 | map dispatch bubble (d6) | dd | fetch restart (de) | e0 | ? int output thing (e9) | ? int retires (ef) | f5 | f6 | f7 | f8 | fd |
1004 | 2035 | 15 | 0 | 61 | 1000 | 1735 | 25 | 2000 | 2000 | 1000 | 32570 | 0 | 2035 | 2035 | 1575 | 3 | 1842 | 1000 | 1000 | 2000 | 2035 | 42 | 1 | 1 | 1001 | 1000 | 0 | 0 | 0 | 0 | 73 | 1 | 67 | 1 | 1 | 1781 | 2000 | 1000 | 2036 | 2036 | 2036 | 2036 | 2036 |
1004 | 2035 | 15 | 0 | 61 | 1000 | 1735 | 25 | 2000 | 2000 | 1000 | 32570 | 0 | 2035 | 2035 | 1575 | 3 | 1842 | 1000 | 1000 | 2000 | 2035 | 42 | 1 | 1 | 1001 | 1000 | 0 | 0 | 0 | 0 | 73 | 1 | 67 | 1 | 1 | 1781 | 2000 | 1000 | 2036 | 2036 | 2036 | 2036 | 2036 |
1004 | 2035 | 15 | 3 | 61 | 1000 | 1735 | 25 | 2000 | 2000 | 1000 | 32570 | 1 | 2035 | 2035 | 1575 | 3 | 1842 | 1000 | 1000 | 2000 | 2035 | 42 | 1 | 1 | 1001 | 1000 | 3 | 0 | 0 | 0 | 73 | 1 | 67 | 1 | 1 | 1781 | 2000 | 1000 | 2036 | 2036 | 2036 | 2036 | 2036 |
1004 | 2035 | 16 | 0 | 61 | 1000 | 1735 | 25 | 2000 | 2000 | 1000 | 32570 | 0 | 2035 | 2035 | 1575 | 3 | 1842 | 1000 | 1000 | 2000 | 2035 | 42 | 1 | 1 | 1001 | 1000 | 0 | 0 | 0 | 0 | 73 | 1 | 67 | 1 | 1 | 1781 | 2000 | 1000 | 2036 | 2036 | 2036 | 2036 | 2036 |
1004 | 2035 | 15 | 0 | 61 | 1000 | 1735 | 25 | 2000 | 2000 | 1000 | 32570 | 1 | 2035 | 2035 | 1575 | 3 | 1842 | 1000 | 1000 | 2000 | 2035 | 42 | 1 | 1 | 1001 | 1000 | 0 | 0 | 0 | 0 | 73 | 1 | 67 | 1 | 1 | 1781 | 2000 | 1000 | 2036 | 2036 | 2036 | 2036 | 2036 |
1004 | 2035 | 15 | 0 | 61 | 1000 | 1735 | 25 | 2000 | 2000 | 1000 | 32570 | 1 | 2035 | 2035 | 1575 | 3 | 1842 | 1000 | 1000 | 2000 | 2035 | 42 | 1 | 1 | 1001 | 1000 | 0 | 0 | 0 | 0 | 73 | 1 | 67 | 1 | 1 | 1781 | 2000 | 1000 | 2036 | 2036 | 2036 | 2036 | 2036 |
1004 | 2035 | 15 | 0 | 61 | 1000 | 1735 | 25 | 2000 | 2000 | 1000 | 32570 | 1 | 2035 | 2035 | 1575 | 3 | 1842 | 1000 | 1000 | 2000 | 2035 | 42 | 1 | 1 | 1001 | 1000 | 0 | 0 | 0 | 0 | 73 | 1 | 67 | 1 | 1 | 1781 | 2000 | 1000 | 2036 | 2036 | 2036 | 2036 | 2036 |
1004 | 2035 | 15 | 3 | 61 | 1000 | 1735 | 25 | 2000 | 2000 | 1000 | 32570 | 0 | 2035 | 2035 | 1575 | 3 | 1842 | 1000 | 1000 | 2000 | 2035 | 42 | 1 | 1 | 1001 | 1000 | 0 | 0 | 0 | 0 | 73 | 1 | 67 | 1 | 1 | 1781 | 2000 | 1000 | 2036 | 2036 | 2036 | 2036 | 2036 |
1004 | 2035 | 15 | 0 | 61 | 1000 | 1735 | 25 | 2000 | 2000 | 1000 | 32570 | 0 | 2035 | 2035 | 1575 | 3 | 1842 | 1000 | 1000 | 2000 | 2035 | 42 | 1 | 1 | 1001 | 1000 | 0 | 0 | 3 | 0 | 73 | 1 | 67 | 1 | 1 | 1781 | 2000 | 1000 | 2036 | 2036 | 2036 | 2036 | 2036 |
1004 | 2035 | 15 | 126 | 61 | 1000 | 1735 | 25 | 2000 | 2000 | 1000 | 32570 | 1 | 2035 | 2035 | 1575 | 3 | 1842 | 1000 | 1000 | 2000 | 2035 | 42 | 1 | 1 | 1001 | 1000 | 0 | 0 | 0 | 0 | 73 | 1 | 67 | 1 | 1 | 1781 | 2000 | 1000 | 2036 | 2036 | 2036 | 2036 | 2036 |
Code:
add x0, x0, w1, sxtb
mov x0, 1 mov x1, 2
(fused SUBS/B.cc loop)
Result (median cycles for code): 2.0035
retire uop (01) | cycle (02) | 03 | mmu table walk data (08) | l2 tlb miss data (0b) | 1e | 3f | 4c | 4d | 51 | schedule uop (52) | schedule int uop (53) | dispatch int uop (56) | int uops in schedulers (59) | 69 | 6a | 6d | 6e | map stall dispatch (70) | map rewind (75) | map stall (76) | dispatch uop (78) | map int uop (7c) | map int uop inputs (7f) | 82 | 83 | flush restart other nonspec (84) | 85 | inst all (8c) | inst branch (8d) | inst branch taken (90) | inst branch cond (94) | inst int alu (97) | 9f | l1d cache writeback (a8) | ac | c2 | cf | d5 | map dispatch bubble (d6) | dd | fetch restart (de) | e0 | ? int output thing (e9) | ? int retires (ef) | f5 | f6 | f7 | f8 | fd |
10204 | 20035 | 150 | 0 | 0 | 0 | 61 | 10000 | 19803 | 25 | 20100 | 20100 | 10100 | 185342 | 49 | 16955 | 20035 | 20035 | 18429 | 3 | 18700 | 10100 | 10200 | 20200 | 20035 | 42 | 1 | 1 | 10201 | 100 | 99 | 100 | 10100 | 100 | 0 | 0 | 0 | 710 | 1 | 59 | 1 | 1 | 19791 | 20000 | 10100 | 20036 | 20036 | 20036 | 20036 | 20036 |
10204 | 20035 | 150 | 0 | 0 | 0 | 82 | 10000 | 19803 | 25 | 20100 | 20100 | 10100 | 185342 | 49 | 16955 | 20035 | 20035 | 18429 | 3 | 18700 | 10100 | 10200 | 20200 | 20035 | 42 | 1 | 1 | 10201 | 100 | 99 | 100 | 10100 | 100 | 0 | 0 | 2 | 710 | 1 | 59 | 1 | 1 | 19791 | 20000 | 10100 | 20036 | 20036 | 20036 | 20036 | 20036 |
10204 | 20035 | 150 | 0 | 0 | 0 | 756 | 10000 | 19803 | 25 | 20100 | 20100 | 10100 | 185342 | 49 | 16955 | 20035 | 20035 | 18429 | 3 | 18700 | 10100 | 10200 | 20200 | 20035 | 42 | 1 | 1 | 10201 | 100 | 99 | 100 | 10100 | 100 | 0 | 0 | 0 | 710 | 1 | 59 | 1 | 1 | 19791 | 20000 | 10100 | 20036 | 20036 | 20036 | 20036 | 20036 |
10204 | 20035 | 150 | 0 | 0 | 0 | 693 | 10000 | 19803 | 25 | 20100 | 20100 | 10100 | 185342 | 49 | 16955 | 20035 | 20035 | 18429 | 3 | 18700 | 10100 | 10200 | 20200 | 20035 | 42 | 1 | 1 | 10201 | 100 | 99 | 100 | 10100 | 100 | 0 | 0 | 0 | 710 | 1 | 59 | 1 | 1 | 19791 | 20000 | 10100 | 20036 | 20036 | 20036 | 20036 | 20036 |
10204 | 20035 | 150 | 0 | 0 | 0 | 61 | 10000 | 19803 | 25 | 20100 | 20100 | 10100 | 185342 | 49 | 16955 | 20035 | 20035 | 18429 | 3 | 18700 | 10100 | 10200 | 20200 | 20035 | 42 | 1 | 1 | 10201 | 100 | 99 | 100 | 10100 | 100 | 0 | 0 | 0 | 710 | 1 | 59 | 1 | 1 | 19791 | 20000 | 10100 | 20036 | 20036 | 20036 | 20036 | 20036 |
10204 | 20035 | 150 | 0 | 0 | 0 | 61 | 10000 | 19803 | 25 | 20100 | 20100 | 10100 | 185342 | 49 | 16955 | 20035 | 20035 | 18429 | 3 | 18700 | 10100 | 10200 | 20200 | 20035 | 42 | 1 | 1 | 10201 | 100 | 99 | 100 | 10100 | 100 | 0 | 0 | 0 | 710 | 1 | 59 | 1 | 1 | 19791 | 20000 | 10100 | 20036 | 20036 | 20036 | 20036 | 20036 |
10204 | 20035 | 150 | 0 | 0 | 0 | 655 | 10000 | 19803 | 25 | 20100 | 20100 | 10100 | 185342 | 49 | 16955 | 20035 | 20035 | 18429 | 3 | 18700 | 10100 | 10200 | 20200 | 20035 | 42 | 1 | 1 | 10201 | 100 | 99 | 100 | 10100 | 100 | 0 | 0 | 0 | 710 | 1 | 59 | 1 | 1 | 19791 | 20000 | 10100 | 20036 | 20036 | 20036 | 20036 | 20036 |
10204 | 20125 | 151 | 1 | 1 | 0 | 61 | 10009 | 19752 | 25 | 20100 | 20100 | 10100 | 185342 | 49 | 16955 | 20035 | 20035 | 18429 | 3 | 18700 | 10100 | 10200 | 20200 | 20035 | 42 | 1 | 1 | 10201 | 100 | 99 | 100 | 10100 | 100 | 0 | 0 | 0 | 710 | 1 | 59 | 1 | 1 | 19791 | 20000 | 10100 | 20036 | 20036 | 20036 | 20036 | 20036 |
10204 | 20035 | 150 | 0 | 0 | 0 | 84 | 10000 | 19803 | 25 | 20100 | 20100 | 10100 | 185342 | 49 | 16955 | 20035 | 20035 | 18429 | 3 | 18700 | 10100 | 10200 | 20200 | 20035 | 42 | 1 | 1 | 10201 | 100 | 99 | 100 | 10100 | 100 | 0 | 0 | 0 | 710 | 1 | 59 | 1 | 1 | 19791 | 20000 | 10100 | 20036 | 20036 | 20036 | 20036 | 20036 |
10204 | 20035 | 150 | 0 | 0 | 0 | 61 | 10000 | 19803 | 25 | 20100 | 20100 | 10100 | 185342 | 49 | 16955 | 20035 | 20035 | 18429 | 3 | 18700 | 10100 | 10200 | 20200 | 20035 | 42 | 1 | 1 | 10201 | 100 | 99 | 100 | 10100 | 100 | 0 | 0 | 0 | 710 | 1 | 59 | 1 | 1 | 19791 | 20000 | 10100 | 20036 | 20036 | 20036 | 20036 | 20036 |
Result (median cycles for code): 2.0035
retire uop (01) | cycle (02) | 03 | 09 | 1e | 3f | 4c | 4d | 51 | schedule uop (52) | schedule int uop (53) | dispatch int uop (56) | int uops in schedulers (59) | 60 | 69 | 6a | 6d | 6e | map stall dispatch (70) | map rewind (75) | map stall (76) | dispatch uop (78) | map int uop (7c) | map int uop inputs (7f) | 82 | 83 | flush restart other nonspec (84) | 85 | inst all (8c) | inst branch (8d) | inst branch taken (90) | inst branch cond (94) | inst int alu (97) | 9f | l1d tlb access (a0) | l1d cache writeback (a8) | ac | branch cond mispred nonspec (c5) | cf | d5 | map dispatch bubble (d6) | dd | fetch restart (de) | e0 | ? int output thing (e9) | ? int retires (ef) | f5 | f6 | f7 | f8 | fd |
10024 | 20035 | 150 | 0 | 0 | 61 | 10000 | 19743 | 25 | 20010 | 20010 | 10010 | 185310 | 0 | 49 | 16955 | 20035 | 20035 | 18451 | 3 | 18718 | 10010 | 10020 | 20020 | 20035 | 42 | 1 | 1 | 10021 | 10 | 9 | 10 | 10010 | 10 | 0 | 0 | 0 | 0 | 640 | 4 | 63 | 3 | 4 | 19792 | 20000 | 10010 | 20036 | 20036 | 20036 | 20036 | 20036 |
10024 | 20035 | 150 | 0 | 0 | 61 | 10000 | 19743 | 25 | 20010 | 20010 | 10010 | 185310 | 0 | 49 | 16955 | 20035 | 20035 | 18451 | 3 | 18718 | 10010 | 10020 | 20020 | 20035 | 42 | 1 | 1 | 10021 | 10 | 9 | 10 | 10010 | 10 | 0 | 0 | 0 | 0 | 640 | 4 | 63 | 3 | 4 | 19792 | 20000 | 10010 | 20036 | 20036 | 20036 | 20036 | 20036 |
10024 | 20035 | 150 | 0 | 0 | 124 | 10000 | 19743 | 25 | 20010 | 20010 | 10010 | 185310 | 0 | 49 | 16955 | 20035 | 20035 | 18451 | 3 | 18718 | 10010 | 10020 | 20020 | 20035 | 42 | 1 | 1 | 10021 | 10 | 9 | 10 | 10010 | 10 | 0 | 0 | 0 | 0 | 640 | 4 | 63 | 4 | 3 | 19792 | 20000 | 10010 | 20036 | 20036 | 20036 | 20036 | 20036 |
10024 | 20035 | 150 | 0 | 0 | 61 | 10000 | 19743 | 25 | 20010 | 20010 | 10010 | 185310 | 1 | 49 | 16955 | 20035 | 20035 | 18451 | 3 | 18718 | 10010 | 10020 | 20020 | 20035 | 42 | 1 | 1 | 10021 | 10 | 9 | 10 | 10010 | 10 | 0 | 0 | 0 | 0 | 640 | 4 | 63 | 4 | 4 | 19792 | 20000 | 10010 | 20036 | 20036 | 20036 | 20036 | 20036 |
10024 | 20035 | 150 | 0 | 0 | 595 | 10000 | 19743 | 25 | 20010 | 20010 | 10010 | 185310 | 1 | 49 | 16955 | 20035 | 20035 | 18451 | 3 | 18718 | 10010 | 10020 | 20020 | 20035 | 42 | 1 | 1 | 10021 | 10 | 9 | 10 | 10010 | 10 | 0 | 0 | 0 | 0 | 640 | 3 | 63 | 4 | 3 | 19792 | 20000 | 10010 | 20036 | 20036 | 20036 | 20036 | 20036 |
10024 | 20035 | 150 | 0 | 0 | 61 | 10000 | 19743 | 25 | 20010 | 20010 | 10010 | 185310 | 1 | 49 | 16955 | 20035 | 20035 | 18451 | 3 | 18718 | 10010 | 10020 | 20020 | 20035 | 42 | 1 | 1 | 10021 | 10 | 9 | 10 | 10010 | 10 | 0 | 0 | 0 | 0 | 640 | 4 | 63 | 3 | 4 | 19792 | 20000 | 10010 | 20036 | 20036 | 20036 | 20036 | 20036 |
10024 | 20035 | 150 | 0 | 0 | 764 | 10000 | 19743 | 25 | 20010 | 20010 | 10010 | 185310 | 1 | 49 | 16955 | 20035 | 20035 | 18451 | 3 | 18718 | 10010 | 10020 | 20020 | 20035 | 42 | 1 | 1 | 10021 | 10 | 9 | 10 | 10010 | 10 | 0 | 0 | 0 | 0 | 640 | 4 | 63 | 3 | 4 | 19792 | 20000 | 10010 | 20036 | 20036 | 20036 | 20036 | 20036 |
10024 | 20035 | 149 | 0 | 0 | 84 | 10000 | 19743 | 25 | 20010 | 20010 | 10166 | 185310 | 1 | 49 | 16955 | 20035 | 20035 | 18451 | 3 | 18718 | 10010 | 10020 | 20020 | 20035 | 42 | 1 | 1 | 10021 | 10 | 9 | 10 | 10010 | 10 | 0 | 0 | 0 | 0 | 640 | 4 | 63 | 3 | 4 | 19792 | 20000 | 10010 | 20036 | 20036 | 20036 | 20036 | 20036 |
10024 | 20035 | 150 | 0 | 0 | 61 | 10090 | 19819 | 25 | 20010 | 20257 | 11759 | 200865 | 1 | 49 | 16955 | 20035 | 20035 | 18451 | 3 | 18718 | 10010 | 10020 | 20020 | 20035 | 42 | 1 | 1 | 10021 | 10 | 9 | 10 | 10010 | 10 | 0 | 0 | 0 | 0 | 640 | 4 | 63 | 3 | 4 | 19792 | 20000 | 10010 | 20036 | 20036 | 20036 | 20036 | 20036 |
10024 | 20035 | 150 | 0 | 0 | 639 | 10000 | 19743 | 25 | 20010 | 20010 | 10010 | 185310 | 1 | 49 | 16955 | 20035 | 20035 | 18451 | 3 | 18718 | 10010 | 10020 | 20020 | 20035 | 42 | 1 | 1 | 10021 | 10 | 9 | 10 | 10010 | 10 | 0 | 0 | 0 | 0 | 640 | 4 | 63 | 4 | 3 | 19792 | 20000 | 10010 | 20036 | 20036 | 20036 | 20036 | 20036 |
Code:
add x0, x1, w0, sxtb
mov x0, 1 mov x1, 2
(fused SUBS/B.cc loop)
Result (median cycles for code): 2.0035
retire uop (01) | cycle (02) | 03 | l1i tlb fill (04) | 09 | 19 | 1e | 1f | 3f | 4c | 4d | 51 | schedule uop (52) | schedule int uop (53) | dispatch int uop (56) | int uops in schedulers (59) | 60 | 69 | 6a | 6d | 6e | map stall dispatch (70) | map rewind (75) | map stall (76) | dispatch uop (78) | map int uop (7c) | map int uop inputs (7f) | 82 | 83 | flush restart other nonspec (84) | 85 | inst all (8c) | inst branch (8d) | inst branch taken (90) | inst branch cond (94) | inst int alu (97) | 9f | l1d tlb miss (a1) | l1d cache writeback (a8) | ac | c2 | cf | d5 | map dispatch bubble (d6) | dd | fetch restart (de) | e0 | ? int output thing (e9) | ? int retires (ef) | f5 | f6 | f7 | f8 | fd |
10204 | 20035 | 150 | 1 | 0 | 0 | 0 | 0 | 61 | 10000 | 19803 | 25 | 20100 | 20100 | 10100 | 185342 | 1 | 49 | 16955 | 20035 | 20035 | 18429 | 3 | 18700 | 10100 | 10200 | 20200 | 20035 | 42 | 1 | 1 | 10201 | 100 | 99 | 100 | 10100 | 100 | 0 | 0 | 0 | 0 | 710 | 1 | 59 | 1 | 1 | 19791 | 20000 | 10100 | 20036 | 20036 | 20036 | 20036 | 20036 |
10204 | 20035 | 150 | 0 | 0 | 0 | 0 | 0 | 61 | 10000 | 19803 | 25 | 20100 | 20100 | 10100 | 185342 | 1 | 49 | 16955 | 20035 | 20035 | 18429 | 3 | 18700 | 10100 | 10200 | 20200 | 20035 | 42 | 1 | 1 | 10201 | 100 | 99 | 100 | 10100 | 100 | 0 | 0 | 0 | 0 | 710 | 1 | 59 | 1 | 1 | 19791 | 20000 | 10100 | 20036 | 20036 | 20036 | 20036 | 20036 |
10204 | 20035 | 150 | 0 | 0 | 0 | 0 | 0 | 61 | 10000 | 19803 | 25 | 20100 | 20100 | 10100 | 185342 | 1 | 49 | 16955 | 20035 | 20035 | 18429 | 3 | 18700 | 10100 | 10200 | 20200 | 20035 | 42 | 1 | 1 | 10201 | 100 | 99 | 100 | 10100 | 100 | 0 | 0 | 0 | 0 | 710 | 1 | 59 | 1 | 1 | 19791 | 20000 | 10100 | 20036 | 20036 | 20036 | 20036 | 20036 |
10204 | 20035 | 150 | 0 | 0 | 0 | 0 | 0 | 251 | 10000 | 19803 | 25 | 20100 | 20100 | 10100 | 185342 | 1 | 49 | 16955 | 20035 | 20035 | 18429 | 3 | 18700 | 10100 | 10200 | 20200 | 20035 | 42 | 1 | 1 | 10201 | 100 | 99 | 100 | 10100 | 100 | 0 | 0 | 0 | 0 | 710 | 1 | 59 | 1 | 1 | 19791 | 20000 | 10100 | 20036 | 20036 | 20036 | 20036 | 20036 |
10204 | 20035 | 160 | 0 | 0 | 0 | 0 | 0 | 838 | 10000 | 19803 | 25 | 20100 | 20100 | 10100 | 185342 | 1 | 49 | 16955 | 20035 | 20035 | 18429 | 3 | 18700 | 10100 | 10200 | 20200 | 20035 | 42 | 1 | 1 | 10201 | 100 | 99 | 100 | 10100 | 100 | 0 | 0 | 0 | 0 | 710 | 1 | 59 | 1 | 1 | 19791 | 20000 | 10100 | 20036 | 20036 | 20036 | 20036 | 20036 |
10204 | 20035 | 150 | 0 | 0 | 0 | 0 | 0 | 61 | 10000 | 19803 | 25 | 20100 | 20100 | 10100 | 185342 | 1 | 49 | 16955 | 20035 | 20035 | 18429 | 3 | 18700 | 10100 | 10200 | 20200 | 20035 | 42 | 1 | 1 | 10201 | 100 | 99 | 100 | 10100 | 100 | 0 | 0 | 0 | 0 | 710 | 1 | 59 | 1 | 1 | 19791 | 20000 | 10100 | 20036 | 20036 | 20036 | 20036 | 20036 |
10204 | 20035 | 150 | 0 | 0 | 0 | 0 | 0 | 61 | 10000 | 19803 | 25 | 20100 | 20100 | 10100 | 185342 | 1 | 49 | 16955 | 20035 | 20035 | 18429 | 3 | 18700 | 10100 | 10200 | 20200 | 20035 | 42 | 1 | 1 | 10201 | 100 | 99 | 100 | 10100 | 100 | 0 | 0 | 0 | 0 | 710 | 1 | 59 | 1 | 1 | 19791 | 20000 | 10100 | 20036 | 20036 | 20036 | 20036 | 20036 |
10204 | 20035 | 150 | 0 | 0 | 0 | 0 | 0 | 61 | 10000 | 19803 | 25 | 20100 | 20100 | 10100 | 185342 | 1 | 49 | 16955 | 20035 | 20035 | 18429 | 3 | 18700 | 10100 | 10200 | 20200 | 20035 | 42 | 1 | 1 | 10201 | 100 | 99 | 100 | 10100 | 100 | 0 | 0 | 0 | 0 | 710 | 1 | 59 | 1 | 1 | 19791 | 20000 | 10100 | 20036 | 20036 | 20036 | 20036 | 20036 |
10204 | 20035 | 150 | 0 | 0 | 0 | 0 | 0 | 852 | 10000 | 19803 | 25 | 20100 | 20100 | 10100 | 185342 | 1 | 49 | 16955 | 20035 | 20035 | 18429 | 3 | 18700 | 10100 | 10200 | 20200 | 20035 | 42 | 1 | 1 | 10201 | 100 | 99 | 100 | 10100 | 100 | 0 | 0 | 0 | 0 | 710 | 1 | 59 | 1 | 1 | 19791 | 20000 | 10100 | 20036 | 20036 | 20036 | 20036 | 20036 |
10204 | 20035 | 150 | 0 | 0 | 0 | 0 | 0 | 61 | 10000 | 19803 | 25 | 20100 | 20100 | 10100 | 185342 | 1 | 49 | 16955 | 20035 | 20035 | 18429 | 3 | 18700 | 10100 | 10200 | 20200 | 20035 | 42 | 1 | 1 | 10201 | 100 | 99 | 100 | 10100 | 100 | 0 | 0 | 0 | 0 | 710 | 1 | 59 | 1 | 1 | 19791 | 20000 | 10100 | 20036 | 20036 | 20036 | 20036 | 20036 |
Result (median cycles for code): 2.0035
retire uop (01) | cycle (02) | 03 | mmu table walk instruction (07) | 09 | l2 tlb miss instruction (0a) | l2 tlb miss data (0b) | 18 | 19 | 1e | 1f | 3a | 3f | 4c | 4d | 51 | schedule uop (52) | schedule int uop (53) | dispatch int uop (56) | int uops in schedulers (59) | 60 | 69 | 6a | 6d | 6e | map stall dispatch (70) | map rewind (75) | map stall (76) | dispatch uop (78) | map int uop (7c) | map int uop inputs (7f) | 82 | 83 | flush restart other nonspec (84) | 85 | inst all (8c) | inst branch (8d) | inst branch taken (90) | inst branch cond (94) | inst int alu (97) | 9f | l1d tlb access (a0) | l1d tlb miss (a1) | ld unit uop (a6) | l1d cache writeback (a8) | a9 | ac | c2 | cf | d5 | map dispatch bubble (d6) | dd | fetch restart (de) | e0 | ? int output thing (e9) | ? int retires (ef) | f5 | f6 | f7 | f8 | fd |
10024 | 20035 | 150 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 61 | 10000 | 19743 | 25 | 20010 | 20010 | 10010 | 185310 | 0 | 49 | 16955 | 20035 | 20035 | 18451 | 3 | 18718 | 10010 | 10020 | 20020 | 20035 | 42 | 1 | 1 | 10021 | 10 | 9 | 10 | 10010 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 640 | 3 | 63 | 2 | 2 | 19792 | 20000 | 10010 | 20036 | 20036 | 20036 | 20036 | 20036 |
10024 | 20035 | 150 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 82 | 10000 | 19743 | 25 | 20010 | 20010 | 10010 | 185310 | 0 | 49 | 16955 | 20035 | 20035 | 18451 | 3 | 18718 | 10010 | 10020 | 20020 | 20035 | 42 | 1 | 1 | 10021 | 10 | 9 | 10 | 10010 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 640 | 2 | 63 | 2 | 2 | 19792 | 20000 | 10010 | 20036 | 20036 | 20036 | 20036 | 20036 |
10024 | 20035 | 150 | 0 | 0 | 0 | 0 | 0 | 0 | 12 | 0 | 0 | 61 | 10000 | 19743 | 25 | 20010 | 20010 | 10010 | 185310 | 0 | 49 | 16955 | 20035 | 20035 | 18451 | 3 | 18718 | 10010 | 10020 | 20020 | 20035 | 42 | 1 | 1 | 10021 | 10 | 9 | 10 | 10010 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 640 | 2 | 63 | 2 | 2 | 19792 | 20000 | 10010 | 20036 | 20036 | 20036 | 20036 | 20036 |
10024 | 20035 | 150 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 61 | 10000 | 19743 | 25 | 20010 | 20010 | 10010 | 185310 | 0 | 49 | 16955 | 20035 | 20035 | 18451 | 3 | 18718 | 10010 | 10020 | 20020 | 20035 | 42 | 1 | 1 | 10021 | 10 | 9 | 10 | 10010 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 640 | 2 | 63 | 2 | 2 | 19792 | 20000 | 10010 | 20036 | 20036 | 20036 | 20036 | 20036 |
10024 | 20035 | 150 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 61 | 10000 | 19743 | 25 | 20010 | 20010 | 10010 | 185310 | 0 | 49 | 16955 | 20035 | 20035 | 18451 | 3 | 18718 | 10010 | 10020 | 20020 | 20035 | 42 | 1 | 1 | 10021 | 10 | 9 | 10 | 10010 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 640 | 2 | 63 | 2 | 2 | 19792 | 20000 | 10010 | 20036 | 20036 | 20036 | 20036 | 20036 |
10024 | 20035 | 150 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 61 | 10000 | 19743 | 25 | 20010 | 20010 | 10010 | 185310 | 0 | 49 | 16955 | 20078 | 20035 | 18451 | 3 | 18718 | 10010 | 10020 | 20020 | 20035 | 42 | 1 | 1 | 10021 | 10 | 9 | 10 | 10010 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 640 | 2 | 63 | 2 | 2 | 19792 | 20000 | 10010 | 20036 | 20036 | 20036 | 20036 | 20036 |
10024 | 20035 | 150 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 61 | 10000 | 19743 | 25 | 20010 | 20010 | 10010 | 185310 | 1 | 49 | 16955 | 20035 | 20035 | 18451 | 3 | 18718 | 10010 | 10020 | 20020 | 20035 | 42 | 1 | 1 | 10021 | 10 | 9 | 10 | 10010 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 640 | 2 | 63 | 2 | 2 | 19792 | 20000 | 10010 | 20036 | 20036 | 20036 | 20036 | 20036 |
10024 | 20035 | 149 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 61 | 10000 | 19743 | 25 | 20010 | 20010 | 10010 | 185310 | 0 | 49 | 16955 | 20035 | 20035 | 18451 | 3 | 18718 | 10010 | 10020 | 20020 | 20035 | 42 | 1 | 1 | 10021 | 10 | 9 | 10 | 10010 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 640 | 2 | 63 | 2 | 2 | 19792 | 20000 | 10010 | 20036 | 20036 | 20036 | 20036 | 20036 |
10024 | 20035 | 150 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 61 | 10000 | 19743 | 25 | 20010 | 20010 | 10010 | 185310 | 1 | 49 | 16955 | 20035 | 20035 | 18451 | 3 | 18718 | 10010 | 10020 | 20020 | 20035 | 42 | 1 | 1 | 10021 | 10 | 9 | 10 | 10010 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 640 | 2 | 63 | 2 | 2 | 19792 | 20000 | 10010 | 20036 | 20036 | 20036 | 20036 | 20036 |
10024 | 20035 | 150 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 564 | 10000 | 19743 | 25 | 20010 | 20010 | 10010 | 185310 | 1 | 49 | 16955 | 20035 | 20035 | 18451 | 3 | 18718 | 10010 | 10020 | 20020 | 20035 | 42 | 1 | 1 | 10021 | 10 | 9 | 10 | 10010 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 640 | 2 | 63 | 2 | 2 | 19792 | 20000 | 10010 | 20036 | 20036 | 20036 | 20036 | 20036 |
Count: 8
Code:
add x0, x8, w9, sxtb add x1, x8, w9, sxtb add x2, x8, w9, sxtb add x3, x8, w9, sxtb add x4, x8, w9, sxtb add x5, x8, w9, sxtb add x6, x8, w9, sxtb add x7, x8, w9, sxtb
mov x8, 9 mov x9, 10
(fused SUBS/B.cc loop)
Result (median cycles for code divided by count): 0.3341
retire uop (01) | cycle (02) | 03 | mmu table walk data (08) | l2 tlb miss data (0b) | 18 | 19 | 1e | 1f | 3f | 4c | 4d | 51 | schedule uop (52) | schedule int uop (53) | dispatch int uop (56) | int uops in schedulers (59) | 69 | 6a | 6d | 6e | map stall dispatch (70) | map rewind (75) | map stall (76) | dispatch uop (78) | map int uop (7c) | map int uop inputs (7f) | 82 | 83 | flush restart other nonspec (84) | 85 | inst all (8c) | inst branch (8d) | inst branch taken (90) | inst branch cond (94) | inst int alu (97) | 9f | ld unit uop (a6) | l1d cache writeback (a8) | ac | c2 | cd | cf | d5 | map dispatch bubble (d6) | dd | fetch restart (de) | e0 | ? int output thing (e9) | ? int retires (ef) | f5 | f6 | f7 | f8 | fd |
80204 | 26771 | 200 | 0 | 0 | 0 | 0 | 0 | 0 | 61 | 80000 | 26094 | 25 | 160100 | 160100 | 80100 | 164318 | 49 | 23706 | 26725 | 26725 | 16615 | 3 | 16677 | 80100 | 80200 | 160200 | 26725 | 39 | 1 | 1 | 80201 | 100 | 99 | 100 | 80100 | 100 | 0 | 0 | 0 | 0 | 0 | 5110 | 3 | 22 | 2 | 2 | 26717 | 160000 | 80100 | 26726 | 26726 | 26726 | 26726 | 26726 |
80204 | 26725 | 200 | 0 | 0 | 0 | 0 | 0 | 0 | 61 | 80000 | 26094 | 25 | 160100 | 160100 | 80100 | 164318 | 49 | 23645 | 26725 | 26725 | 16615 | 3 | 16677 | 80100 | 80200 | 160200 | 26725 | 39 | 1 | 1 | 80201 | 100 | 99 | 100 | 80100 | 100 | 0 | 0 | 0 | 0 | 0 | 5110 | 2 | 22 | 2 | 2 | 26717 | 160000 | 80100 | 26726 | 26726 | 26726 | 26726 | 26726 |
80204 | 26725 | 200 | 0 | 0 | 0 | 0 | 0 | 0 | 61 | 80000 | 26094 | 25 | 160100 | 160100 | 80100 | 164318 | 49 | 23645 | 26725 | 26725 | 16615 | 3 | 16677 | 80100 | 80200 | 160200 | 26725 | 39 | 1 | 1 | 80201 | 100 | 99 | 100 | 80100 | 100 | 0 | 0 | 0 | 0 | 0 | 5110 | 2 | 22 | 2 | 2 | 26717 | 160000 | 80100 | 26726 | 26726 | 26726 | 26726 | 26726 |
80204 | 26725 | 200 | 0 | 0 | 0 | 0 | 0 | 0 | 61 | 80000 | 26094 | 25 | 160100 | 160100 | 80100 | 164318 | 49 | 23645 | 26725 | 26725 | 16615 | 3 | 16677 | 80100 | 80200 | 160200 | 26725 | 39 | 1 | 1 | 80201 | 100 | 99 | 100 | 80100 | 100 | 0 | 0 | 0 | 0 | 0 | 5110 | 2 | 22 | 2 | 2 | 26717 | 160000 | 80100 | 26726 | 26726 | 26726 | 26726 | 26726 |
80204 | 26725 | 200 | 0 | 0 | 0 | 0 | 0 | 0 | 61 | 80000 | 26094 | 25 | 160100 | 160100 | 80100 | 164318 | 49 | 23645 | 26725 | 26725 | 16615 | 3 | 16677 | 80100 | 80200 | 160200 | 26725 | 39 | 1 | 1 | 80201 | 100 | 99 | 100 | 80100 | 100 | 0 | 0 | 0 | 0 | 0 | 5110 | 2 | 22 | 2 | 2 | 26717 | 160000 | 80100 | 26726 | 26726 | 26726 | 26726 | 26726 |
80204 | 26725 | 200 | 0 | 0 | 0 | 0 | 0 | 0 | 61 | 80000 | 26094 | 25 | 160100 | 160100 | 80100 | 164318 | 49 | 23645 | 26725 | 26725 | 16615 | 3 | 16677 | 80100 | 80200 | 160200 | 26725 | 39 | 1 | 1 | 80201 | 100 | 99 | 100 | 80100 | 100 | 0 | 0 | 0 | 0 | 0 | 5110 | 2 | 22 | 2 | 2 | 26717 | 160000 | 80100 | 26726 | 26726 | 26726 | 26726 | 26726 |
80204 | 26725 | 200 | 0 | 0 | 0 | 0 | 0 | 0 | 61 | 80000 | 26094 | 25 | 160100 | 160100 | 80100 | 164318 | 49 | 23645 | 26725 | 26725 | 16615 | 3 | 16677 | 80100 | 80200 | 160200 | 26725 | 39 | 1 | 1 | 80201 | 100 | 99 | 100 | 80100 | 100 | 0 | 0 | 0 | 0 | 0 | 5110 | 2 | 22 | 2 | 2 | 26717 | 160000 | 80100 | 26726 | 26726 | 26726 | 26726 | 26726 |
80204 | 26725 | 200 | 0 | 0 | 0 | 0 | 0 | 0 | 61 | 80000 | 26094 | 25 | 160100 | 160100 | 80100 | 164318 | 49 | 23645 | 26725 | 26725 | 16615 | 3 | 16677 | 80100 | 80200 | 160200 | 26725 | 39 | 1 | 1 | 80201 | 100 | 99 | 100 | 80100 | 100 | 0 | 0 | 0 | 0 | 0 | 5110 | 2 | 22 | 2 | 2 | 26717 | 160000 | 80100 | 26726 | 26726 | 26726 | 26726 | 26726 |
80204 | 26725 | 200 | 0 | 0 | 0 | 0 | 0 | 0 | 61 | 80000 | 26094 | 25 | 160100 | 160100 | 80100 | 164318 | 49 | 23645 | 26725 | 26725 | 16615 | 3 | 16677 | 80100 | 80200 | 160200 | 26725 | 39 | 1 | 1 | 80201 | 100 | 99 | 100 | 80100 | 100 | 0 | 0 | 0 | 0 | 0 | 5110 | 2 | 22 | 2 | 2 | 26717 | 160000 | 80100 | 26726 | 26726 | 26726 | 26791 | 26726 |
80204 | 26725 | 200 | 0 | 0 | 0 | 0 | 0 | 0 | 61 | 80000 | 26094 | 25 | 160100 | 160100 | 80100 | 164318 | 49 | 23645 | 26725 | 26725 | 16615 | 3 | 16677 | 80100 | 80200 | 160200 | 26725 | 39 | 1 | 1 | 80201 | 100 | 99 | 100 | 80100 | 100 | 0 | 0 | 0 | 0 | 0 | 5110 | 2 | 22 | 2 | 2 | 26717 | 160000 | 80100 | 26726 | 26726 | 26726 | 26726 | 26726 |
Result (median cycles for code divided by count): 0.3339
retire uop (01) | cycle (02) | 03 | mmu table walk data (08) | 09 | l2 tlb miss instruction (0a) | l2 tlb miss data (0b) | 18 | 19 | 1e | 1f | 3a | 3f | 4c | 4d | 51 | schedule uop (52) | schedule int uop (53) | dispatch int uop (56) | int uops in schedulers (59) | 5f | 60 | 69 | 6a | 6d | 6e | map stall dispatch (70) | map rewind (75) | map stall (76) | dispatch uop (78) | map int uop (7c) | map int uop inputs (7f) | 82 | 83 | flush restart other nonspec (84) | 85 | inst all (8c) | inst branch (8d) | inst branch taken (90) | inst branch cond (94) | inst int alu (97) | 9f | l1d tlb access (a0) | l1d tlb miss (a1) | ld unit uop (a6) | l1d cache writeback (a8) | a9 | ac | c2 | cf | d0 | d2 | d5 | map dispatch bubble (d6) | dd | fetch restart (de) | e0 | ? int output thing (e9) | ? int retires (ef) | f5 | f6 | f7 | f8 | fd |
80024 | 26734 | 200 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 61 | 80000 | 21280 | 25 | 160010 | 160010 | 80010 | 163142 | 0 | 0 | 49 | 23631 | 26711 | 26711 | 16623 | 3 | 16685 | 80010 | 80020 | 160020 | 26711 | 39 | 1 | 1 | 80021 | 10 | 9 | 10 | 80010 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5035 | 3 | 0 | 15 | 22 | 17 | 7 | 26704 | 160000 | 80010 | 26712 | 26712 | 26712 | 26712 | 26712 |
80024 | 26711 | 200 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 61 | 80000 | 21280 | 25 | 160010 | 160010 | 80010 | 163142 | 0 | 1 | 49 | 23631 | 26711 | 26711 | 16623 | 3 | 16685 | 80010 | 80020 | 160020 | 26711 | 39 | 1 | 1 | 80021 | 10 | 9 | 10 | 80010 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5031 | 0 | 0 | 17 | 22 | 17 | 6 | 26704 | 160000 | 80010 | 26712 | 26712 | 26712 | 26712 | 26712 |
80024 | 26711 | 200 | 0 | 0 | 0 | 0 | 0 | 0 | 9 | 0 | 0 | 61 | 80000 | 21280 | 25 | 160010 | 160010 | 80010 | 163142 | 0 | 1 | 49 | 23631 | 26711 | 26711 | 16623 | 3 | 16685 | 80010 | 80020 | 160020 | 26711 | 39 | 1 | 1 | 80021 | 10 | 9 | 10 | 80010 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5032 | 0 | 0 | 17 | 22 | 17 | 17 | 26704 | 160000 | 80010 | 26712 | 26712 | 26712 | 26712 | 26712 |
80024 | 26711 | 200 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 61 | 80000 | 21280 | 25 | 160010 | 160010 | 80010 | 163142 | 0 | 1 | 49 | 23631 | 26711 | 26711 | 16623 | 3 | 16685 | 80010 | 80020 | 160020 | 26711 | 39 | 1 | 1 | 80021 | 10 | 9 | 10 | 80010 | 10 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 5032 | 0 | 0 | 8 | 22 | 17 | 17 | 26704 | 160000 | 80010 | 26712 | 26712 | 26712 | 26712 | 26712 |
80024 | 26711 | 200 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 61 | 80000 | 21280 | 25 | 160010 | 160010 | 80010 | 163142 | 0 | 0 | 49 | 23631 | 26711 | 26711 | 16623 | 3 | 16685 | 80010 | 80020 | 160020 | 26711 | 39 | 1 | 1 | 80021 | 10 | 9 | 10 | 80010 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5030 | 0 | 0 | 7 | 22 | 17 | 17 | 26767 | 160000 | 80010 | 26712 | 26712 | 26712 | 26712 | 26712 |
80024 | 26711 | 200 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 251 | 80000 | 21280 | 25 | 160010 | 160010 | 80010 | 163142 | 0 | 1 | 49 | 23631 | 26711 | 26711 | 16623 | 3 | 16685 | 80010 | 80020 | 160020 | 26711 | 39 | 1 | 1 | 80021 | 10 | 9 | 10 | 80010 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5030 | 0 | 0 | 16 | 22 | 16 | 5 | 26704 | 160000 | 80010 | 26712 | 26712 | 26712 | 26712 | 26712 |
80024 | 26711 | 200 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 61 | 80000 | 21280 | 25 | 160010 | 160010 | 80010 | 163142 | 0 | 1 | 49 | 23631 | 26711 | 26711 | 16623 | 3 | 16685 | 80010 | 80020 | 160020 | 26711 | 39 | 1 | 1 | 80021 | 10 | 9 | 10 | 80010 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5030 | 0 | 0 | 16 | 22 | 16 | 7 | 26704 | 160000 | 80010 | 26712 | 26712 | 26712 | 26712 | 26712 |
80024 | 26711 | 200 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 61 | 80000 | 21280 | 25 | 160010 | 160010 | 80010 | 163142 | 0 | 0 | 49 | 23631 | 26711 | 26711 | 16623 | 3 | 16685 | 80010 | 80020 | 160020 | 26711 | 39 | 1 | 1 | 80021 | 10 | 9 | 10 | 80010 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5030 | 3 | 0 | 14 | 22 | 16 | 7 | 26704 | 160000 | 80010 | 26712 | 26712 | 26712 | 26712 | 26712 |
80024 | 26711 | 200 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 61 | 80000 | 21280 | 25 | 160010 | 160010 | 80010 | 163142 | 0 | 1 | 49 | 23631 | 26711 | 26711 | 16623 | 3 | 16685 | 80010 | 80020 | 160020 | 26711 | 39 | 1 | 1 | 80021 | 10 | 9 | 10 | 80010 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5030 | 0 | 0 | 6 | 22 | 16 | 6 | 26704 | 160000 | 80010 | 26712 | 26712 | 26712 | 26712 | 26768 |
80024 | 26711 | 200 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 61 | 80000 | 21280 | 25 | 160010 | 160010 | 80010 | 163142 | 0 | 0 | 49 | 23631 | 26711 | 26711 | 16623 | 3 | 16685 | 80010 | 80020 | 160020 | 26711 | 39 | 1 | 1 | 80021 | 10 | 9 | 10 | 80010 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5030 | 0 | 0 | 16 | 22 | 5 | 16 | 26704 | 160000 | 80010 | 26712 | 26712 | 26712 | 26712 | 26712 |