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:
lsl w0, w0, w1
mov x0, 1 mov x1, 2
(no loop instructions)
Retires: 1.000
Issues: 1.000
Integer unit issues: 1.000
Load/store unit issues: 0.000
SIMD/FP unit issues: 0.000
retire uop (01) | cycle (02) | 03 | 3f | 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 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 | 1035 | 8 | 61 | 862 | 25 | 1000 | 1000 | 1000 | 16916 | 1 | 1035 | 1035 | 728 | 3 | 868 | 1000 | 1000 | 2000 | 1035 | 41 | 1 | 1 | 1001 | 1000 | 1 | 0 | 73 | 2 | 41 | 1 | 1 | 937 | 1000 | 1000 | 1036 | 1036 | 1036 | 1036 | 1036 |
1004 | 1035 | 8 | 61 | 862 | 25 | 1000 | 1000 | 1000 | 16916 | 1 | 1035 | 1035 | 728 | 3 | 868 | 1000 | 1000 | 2000 | 1035 | 41 | 1 | 1 | 1001 | 1000 | 0 | 0 | 73 | 1 | 41 | 1 | 1 | 937 | 1000 | 1000 | 1036 | 1036 | 1036 | 1036 | 1036 |
1004 | 1035 | 8 | 61 | 862 | 25 | 1000 | 1000 | 1000 | 16916 | 1 | 1035 | 1035 | 728 | 3 | 868 | 1000 | 1000 | 2000 | 1035 | 41 | 1 | 1 | 1001 | 1000 | 0 | 0 | 73 | 1 | 41 | 1 | 1 | 937 | 1000 | 1000 | 1036 | 1036 | 1036 | 1036 | 1036 |
1004 | 1035 | 8 | 61 | 862 | 25 | 1000 | 1000 | 1000 | 16916 | 1 | 1035 | 1035 | 728 | 3 | 868 | 1000 | 1000 | 2000 | 1035 | 41 | 1 | 1 | 1001 | 1000 | 0 | 0 | 73 | 1 | 41 | 1 | 1 | 937 | 1000 | 1000 | 1036 | 1036 | 1036 | 1036 | 1036 |
1004 | 1035 | 7 | 61 | 862 | 25 | 1000 | 1000 | 1000 | 16916 | 1 | 1035 | 1035 | 728 | 3 | 868 | 1000 | 1000 | 2000 | 1035 | 41 | 1 | 1 | 1001 | 1000 | 0 | 0 | 73 | 1 | 41 | 1 | 1 | 937 | 1000 | 1000 | 1036 | 1036 | 1036 | 1036 | 1036 |
1004 | 1035 | 8 | 61 | 862 | 25 | 1000 | 1000 | 1000 | 16916 | 1 | 1035 | 1035 | 728 | 3 | 868 | 1000 | 1000 | 2000 | 1035 | 41 | 1 | 1 | 1001 | 1000 | 0 | 0 | 73 | 1 | 41 | 1 | 1 | 937 | 1000 | 1000 | 1036 | 1036 | 1036 | 1036 | 1036 |
1004 | 1035 | 8 | 61 | 862 | 25 | 1000 | 1000 | 1000 | 16916 | 1 | 1035 | 1035 | 728 | 3 | 868 | 1000 | 1000 | 2000 | 1035 | 41 | 1 | 1 | 1001 | 1000 | 0 | 0 | 73 | 1 | 41 | 1 | 1 | 937 | 1000 | 1000 | 1036 | 1036 | 1036 | 1036 | 1036 |
1004 | 1035 | 8 | 61 | 862 | 25 | 1000 | 1000 | 1000 | 16916 | 1 | 1035 | 1035 | 728 | 3 | 868 | 1000 | 1000 | 2000 | 1035 | 41 | 1 | 1 | 1001 | 1000 | 1 | 0 | 73 | 1 | 41 | 1 | 1 | 937 | 1000 | 1000 | 1036 | 1036 | 1036 | 1036 | 1036 |
1004 | 1035 | 8 | 61 | 862 | 25 | 1000 | 1000 | 1000 | 16916 | 0 | 1035 | 1035 | 728 | 3 | 868 | 1000 | 1000 | 2000 | 1035 | 41 | 1 | 1 | 1001 | 1000 | 0 | 0 | 73 | 1 | 41 | 1 | 1 | 937 | 1000 | 1000 | 1036 | 1036 | 1036 | 1036 | 1036 |
1004 | 1035 | 8 | 61 | 862 | 25 | 1000 | 1000 | 1000 | 16916 | 0 | 1035 | 1035 | 728 | 3 | 868 | 1000 | 1000 | 2000 | 1035 | 41 | 1 | 1 | 1001 | 1000 | 3 | 0 | 73 | 1 | 41 | 1 | 1 | 937 | 1000 | 1000 | 1036 | 1036 | 1036 | 1036 | 1036 |
Code:
lsl w0, w0, w1
mov x0, 1 mov x1, 2
(fused SUBS/B.cc loop)
Result (median cycles for code): 1.0035
retire uop (01) | cycle (02) | 03 | 1e | 3a | 3f | 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 | ac | cd | cf | d5 | map dispatch bubble (d6) | dd | fetch restart (de) | e0 | ? int output thing (e9) | ? int retires (ef) | f5 | f6 | f7 | f8 | fd |
10204 | 10035 | 75 | 0 | 0 | 61 | 9877 | 25 | 10100 | 10100 | 10100 | 88664 | 49 | 6955 | 10035 | 10035 | 8580 | 3 | 8722 | 10100 | 10200 | 20200 | 10035 | 41 | 1 | 1 | 10201 | 100 | 99 | 100 | 10100 | 100 | 0 | 0 | 710 | 1 | 37 | 1 | 1 | 9941 | 10000 | 10100 | 10036 | 10036 | 10036 | 10036 | 10036 |
10204 | 10035 | 75 | 0 | 0 | 61 | 9877 | 25 | 10100 | 10100 | 10100 | 88664 | 49 | 6955 | 10035 | 10035 | 8580 | 3 | 8722 | 10100 | 10200 | 20200 | 10035 | 41 | 1 | 1 | 10201 | 100 | 99 | 100 | 10100 | 100 | 0 | 0 | 710 | 1 | 37 | 1 | 1 | 9941 | 10000 | 10100 | 10036 | 10036 | 10036 | 10036 | 10036 |
10204 | 10035 | 75 | 0 | 0 | 61 | 9877 | 25 | 10100 | 10100 | 10100 | 88664 | 49 | 6955 | 10035 | 10035 | 8580 | 3 | 8722 | 10100 | 10200 | 20200 | 10035 | 41 | 1 | 1 | 10201 | 100 | 99 | 100 | 10100 | 100 | 0 | 0 | 710 | 1 | 37 | 1 | 1 | 9941 | 10000 | 10100 | 10036 | 10036 | 10036 | 10036 | 10036 |
10204 | 10035 | 75 | 12 | 0 | 61 | 9877 | 25 | 10100 | 10100 | 10100 | 88664 | 49 | 6955 | 10035 | 10035 | 8580 | 3 | 8722 | 10100 | 10200 | 20200 | 10035 | 41 | 1 | 1 | 10201 | 100 | 99 | 100 | 10100 | 100 | 0 | 0 | 710 | 1 | 37 | 1 | 1 | 9941 | 10000 | 10100 | 10036 | 10036 | 10036 | 10036 | 10036 |
10204 | 10035 | 75 | 0 | 0 | 61 | 9877 | 25 | 10100 | 10100 | 10100 | 88664 | 49 | 6955 | 10035 | 10035 | 8580 | 3 | 8722 | 10100 | 10200 | 20200 | 10035 | 41 | 1 | 1 | 10201 | 100 | 99 | 100 | 10100 | 100 | 0 | 0 | 710 | 1 | 37 | 1 | 1 | 9941 | 10000 | 10100 | 10036 | 10036 | 10036 | 10036 | 10036 |
10204 | 10035 | 75 | 0 | 0 | 61 | 9877 | 25 | 10100 | 10100 | 10100 | 88664 | 49 | 6955 | 10035 | 10035 | 8580 | 3 | 8722 | 10100 | 10200 | 20200 | 10035 | 41 | 1 | 1 | 10201 | 100 | 99 | 100 | 10100 | 100 | 0 | 0 | 710 | 1 | 37 | 1 | 1 | 9941 | 10000 | 10100 | 10036 | 10036 | 10036 | 10036 | 10036 |
10204 | 10035 | 75 | 0 | 0 | 61 | 9877 | 25 | 10100 | 10100 | 10100 | 88664 | 49 | 6955 | 10035 | 10035 | 8580 | 3 | 8722 | 10100 | 10200 | 20200 | 10035 | 41 | 1 | 1 | 10201 | 100 | 99 | 100 | 10100 | 100 | 0 | 0 | 710 | 1 | 37 | 1 | 1 | 9941 | 10000 | 10100 | 10036 | 10036 | 10036 | 10036 | 10036 |
10204 | 10035 | 75 | 0 | 0 | 61 | 9877 | 25 | 10100 | 10100 | 10100 | 88664 | 49 | 6955 | 10035 | 10035 | 8580 | 3 | 8722 | 10100 | 10200 | 20200 | 10035 | 41 | 1 | 1 | 10201 | 100 | 99 | 100 | 10100 | 100 | 0 | 0 | 710 | 1 | 37 | 1 | 1 | 9941 | 10000 | 10100 | 10036 | 10036 | 10036 | 10036 | 10036 |
10204 | 10035 | 75 | 0 | 0 | 61 | 9877 | 25 | 10100 | 10100 | 10100 | 88664 | 49 | 6955 | 10035 | 10035 | 8580 | 3 | 8722 | 10100 | 10200 | 20200 | 10035 | 41 | 1 | 1 | 10201 | 100 | 99 | 100 | 10100 | 100 | 0 | 0 | 710 | 1 | 37 | 1 | 1 | 9941 | 10000 | 10100 | 10036 | 10036 | 10036 | 10036 | 10036 |
10204 | 10035 | 75 | 0 | 0 | 61 | 9877 | 25 | 10100 | 10100 | 10100 | 88664 | 49 | 6955 | 10035 | 10035 | 8580 | 3 | 8722 | 10100 | 10200 | 20200 | 10035 | 41 | 1 | 1 | 10201 | 100 | 99 | 100 | 10100 | 100 | 0 | 0 | 710 | 1 | 37 | 1 | 1 | 9941 | 10000 | 10100 | 10036 | 10036 | 10036 | 10036 | 10036 |
Result (median cycles for code): 1.0035
retire uop (01) | cycle (02) | 03 | 1e | 3a | 3f | 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) | ld unit uop (a6) | l1d cache writeback (a8) | ac | branch mispred nonspec (cb) | cf | d5 | map dispatch bubble (d6) | dd | fetch restart (de) | e0 | ? int output thing (e9) | ? int retires (ef) | f5 | f6 | f7 | f8 | fd |
10024 | 10035 | 75 | 0 | 0 | 82 | 9863 | 25 | 10010 | 10010 | 10010 | 88784 | 0 | 49 | 6955 | 10035 | 10035 | 8602 | 3 | 8740 | 10010 | 10020 | 20020 | 10035 | 41 | 1 | 1 | 10021 | 10 | 9 | 10 | 10010 | 10 | 0 | 0 | 0 | 0 | 0 | 640 | 4 | 41 | 3 | 4 | 9940 | 10000 | 10010 | 10036 | 10036 | 10036 | 10036 | 10036 |
10024 | 10035 | 75 | 0 | 0 | 82 | 9863 | 25 | 10010 | 10010 | 10010 | 88784 | 0 | 49 | 6955 | 10035 | 10035 | 8602 | 3 | 8740 | 10010 | 10020 | 20020 | 10035 | 41 | 1 | 1 | 10021 | 10 | 9 | 10 | 10010 | 10 | 0 | 0 | 0 | 0 | 0 | 640 | 4 | 41 | 4 | 3 | 9940 | 10000 | 10010 | 10036 | 10036 | 10036 | 10036 | 10036 |
10024 | 10035 | 75 | 0 | 1 | 61 | 9863 | 25 | 10010 | 10010 | 10010 | 88784 | 0 | 49 | 6955 | 10035 | 10035 | 8602 | 3 | 8740 | 10010 | 10020 | 20020 | 10035 | 41 | 1 | 1 | 10021 | 10 | 9 | 10 | 10010 | 10 | 0 | 0 | 0 | 0 | 0 | 640 | 4 | 41 | 4 | 3 | 9940 | 10000 | 10010 | 10036 | 10036 | 10036 | 10036 | 10036 |
10024 | 10035 | 75 | 0 | 1 | 61 | 9863 | 25 | 10010 | 10010 | 10010 | 88784 | 0 | 49 | 6955 | 10035 | 10035 | 8602 | 3 | 8740 | 10010 | 10020 | 20020 | 10035 | 41 | 1 | 1 | 10021 | 10 | 9 | 10 | 10010 | 10 | 0 | 0 | 0 | 0 | 0 | 640 | 4 | 41 | 3 | 4 | 9971 | 10000 | 10010 | 10036 | 10036 | 10036 | 10036 | 10036 |
10024 | 10035 | 75 | 0 | 0 | 611 | 9863 | 25 | 10010 | 10010 | 10010 | 88784 | 0 | 49 | 6955 | 10035 | 10035 | 8602 | 3 | 8740 | 10010 | 10020 | 20020 | 10035 | 41 | 1 | 1 | 10021 | 10 | 9 | 10 | 10010 | 10 | 0 | 0 | 0 | 0 | 0 | 640 | 3 | 41 | 4 | 4 | 9940 | 10000 | 10010 | 10036 | 10036 | 10036 | 10036 | 10036 |
10024 | 10035 | 75 | 0 | 1 | 61 | 9863 | 25 | 10010 | 10010 | 10010 | 88784 | 0 | 49 | 6955 | 10035 | 10035 | 8602 | 3 | 8740 | 10010 | 10020 | 20020 | 10035 | 41 | 1 | 1 | 10021 | 10 | 9 | 10 | 10010 | 10 | 0 | 0 | 0 | 0 | 0 | 640 | 4 | 41 | 4 | 3 | 9940 | 10000 | 10010 | 10036 | 10036 | 10036 | 10036 | 10036 |
10024 | 10035 | 75 | 0 | 0 | 61 | 9863 | 25 | 10010 | 10010 | 10010 | 88784 | 0 | 49 | 6955 | 10035 | 10035 | 8602 | 3 | 8740 | 10010 | 10020 | 20020 | 10035 | 41 | 1 | 1 | 10021 | 10 | 9 | 10 | 10010 | 10 | 0 | 0 | 0 | 0 | 0 | 640 | 3 | 41 | 4 | 4 | 9940 | 10000 | 10010 | 10036 | 10036 | 10036 | 10036 | 10036 |
10024 | 10035 | 75 | 0 | 1 | 61 | 9863 | 25 | 10010 | 10010 | 10010 | 88784 | 0 | 49 | 6955 | 10035 | 10035 | 8602 | 3 | 8740 | 10010 | 10020 | 20020 | 10035 | 41 | 1 | 1 | 10021 | 10 | 9 | 10 | 10010 | 10 | 0 | 0 | 0 | 0 | 0 | 640 | 4 | 41 | 4 | 4 | 9940 | 10000 | 10010 | 10036 | 10036 | 10036 | 10036 | 10036 |
10024 | 10035 | 75 | 0 | 1 | 103 | 9863 | 25 | 10010 | 10010 | 10010 | 88784 | 0 | 49 | 6955 | 10035 | 10035 | 8602 | 3 | 8740 | 10010 | 10020 | 20020 | 10035 | 41 | 1 | 1 | 10021 | 10 | 9 | 10 | 10010 | 10 | 0 | 0 | 0 | 0 | 0 | 640 | 4 | 41 | 4 | 4 | 9940 | 10000 | 10010 | 10036 | 10036 | 10036 | 10036 | 10036 |
10024 | 10035 | 76 | 0 | 0 | 82 | 9863 | 25 | 10010 | 10010 | 10010 | 88784 | 0 | 49 | 6955 | 10035 | 10035 | 8602 | 3 | 8740 | 10010 | 10020 | 20020 | 10035 | 41 | 1 | 1 | 10021 | 10 | 9 | 10 | 10010 | 10 | 0 | 0 | 16 | 0 | 0 | 640 | 4 | 41 | 4 | 3 | 9940 | 10000 | 10010 | 10036 | 10036 | 10036 | 10036 | 10036 |
Code:
lsl w0, w1, w0
mov x0, 1 mov x1, 2
(fused SUBS/B.cc loop)
Result (median cycles for code): 1.0035
retire uop (01) | cycle (02) | 03 | 1e | 3f | 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 | 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 |
10204 | 10035 | 75 | 0 | 103 | 9877 | 25 | 10100 | 10100 | 10100 | 88664 | 0 | 49 | 6955 | 10035 | 10035 | 8580 | 3 | 8722 | 10100 | 10200 | 20200 | 10035 | 41 | 1 | 1 | 10201 | 100 | 99 | 100 | 10100 | 100 | 0 | 0 | 0 | 710 | 1 | 37 | 1 | 1 | 9941 | 10000 | 10100 | 10036 | 10036 | 10036 | 10036 | 10036 |
10204 | 10035 | 75 | 9 | 61 | 9877 | 25 | 10100 | 10100 | 10100 | 88664 | 0 | 49 | 6955 | 10035 | 10035 | 8580 | 3 | 8722 | 10100 | 10200 | 20200 | 10081 | 41 | 1 | 1 | 10201 | 100 | 99 | 100 | 10100 | 100 | 0 | 0 | 0 | 710 | 1 | 37 | 1 | 1 | 9941 | 10000 | 10100 | 10036 | 10036 | 10036 | 10036 | 10036 |
10204 | 10035 | 75 | 0 | 61 | 9877 | 25 | 10100 | 10100 | 10100 | 88664 | 0 | 49 | 6955 | 10035 | 10035 | 8580 | 3 | 8722 | 10100 | 10200 | 20200 | 10035 | 41 | 1 | 1 | 10201 | 100 | 99 | 100 | 10100 | 100 | 0 | 0 | 0 | 710 | 1 | 37 | 1 | 1 | 9941 | 10000 | 10100 | 10036 | 10036 | 10036 | 10036 | 10036 |
10204 | 10035 | 75 | 162 | 61 | 9877 | 25 | 10100 | 10100 | 10100 | 88664 | 0 | 49 | 6955 | 10035 | 10035 | 8580 | 3 | 8722 | 10100 | 10200 | 20200 | 10035 | 41 | 1 | 1 | 10201 | 100 | 99 | 100 | 10100 | 100 | 0 | 0 | 0 | 710 | 1 | 37 | 1 | 1 | 9941 | 10000 | 10100 | 10036 | 10036 | 10036 | 10036 | 10036 |
10204 | 10035 | 75 | 0 | 61 | 9877 | 25 | 10100 | 10100 | 10100 | 88664 | 0 | 49 | 6955 | 10035 | 10035 | 8580 | 3 | 8722 | 10100 | 10200 | 20200 | 10035 | 41 | 1 | 1 | 10201 | 100 | 99 | 100 | 10100 | 100 | 0 | 0 | 0 | 710 | 1 | 37 | 1 | 1 | 9941 | 10000 | 10100 | 10036 | 10036 | 10036 | 10036 | 10036 |
10204 | 10035 | 75 | 0 | 61 | 9877 | 25 | 10100 | 10100 | 10100 | 88664 | 0 | 49 | 6955 | 10035 | 10035 | 8580 | 3 | 8722 | 10100 | 10200 | 20200 | 10035 | 41 | 1 | 1 | 10201 | 100 | 99 | 100 | 10100 | 100 | 0 | 0 | 0 | 710 | 1 | 37 | 1 | 1 | 9941 | 10000 | 10100 | 10036 | 10036 | 10036 | 10036 | 10036 |
10204 | 10035 | 75 | 165 | 61 | 9877 | 25 | 10100 | 10100 | 10100 | 88664 | 0 | 49 | 6955 | 10035 | 10035 | 8580 | 3 | 8722 | 10100 | 10200 | 20200 | 10035 | 41 | 1 | 1 | 10201 | 100 | 99 | 100 | 10100 | 100 | 0 | 0 | 0 | 710 | 1 | 37 | 1 | 1 | 9941 | 10000 | 10100 | 10036 | 10036 | 10036 | 10036 | 10036 |
10204 | 10035 | 75 | 0 | 61 | 9877 | 25 | 10101 | 10100 | 10100 | 88664 | 0 | 49 | 6955 | 10035 | 10035 | 8580 | 3 | 8722 | 10100 | 10200 | 20200 | 10035 | 41 | 1 | 1 | 10201 | 100 | 99 | 100 | 10100 | 100 | 0 | 0 | 0 | 710 | 1 | 37 | 1 | 1 | 9941 | 10000 | 10100 | 10036 | 10036 | 10036 | 10036 | 10036 |
10204 | 10035 | 75 | 0 | 212 | 9877 | 25 | 10100 | 10100 | 10100 | 88664 | 0 | 49 | 6955 | 10035 | 10035 | 8580 | 3 | 8722 | 10100 | 10200 | 20200 | 10035 | 41 | 1 | 1 | 10201 | 100 | 99 | 100 | 10100 | 100 | 0 | 0 | 0 | 710 | 1 | 37 | 1 | 1 | 10009 | 10000 | 10100 | 10036 | 10036 | 10036 | 10036 | 10036 |
10204 | 10035 | 75 | 0 | 61 | 9877 | 25 | 10100 | 10100 | 10100 | 88664 | 0 | 49 | 6955 | 10035 | 10035 | 8580 | 3 | 8722 | 10100 | 10200 | 20200 | 10035 | 41 | 1 | 1 | 10201 | 100 | 99 | 100 | 10100 | 100 | 0 | 0 | 0 | 710 | 1 | 37 | 1 | 1 | 9941 | 10000 | 10100 | 10036 | 10036 | 10036 | 10036 | 10036 |
Result (median cycles for code): 1.0035
retire uop (01) | cycle (02) | 03 | 18 | 19 | 1e | 3f | 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 cache writeback (a8) | a9 | ac | cf | d5 | map dispatch bubble (d6) | dd | fetch restart (de) | e0 | ? int output thing (e9) | ? int retires (ef) | f5 | f6 | f7 | f8 | fd |
10024 | 10035 | 75 | 0 | 0 | 0 | 128 | 9863 | 25 | 10010 | 10010 | 10010 | 88784 | 0 | 49 | 6955 | 10035 | 10035 | 8602 | 3 | 8740 | 10010 | 10020 | 20020 | 10035 | 41 | 1 | 1 | 10021 | 10 | 9 | 10 | 10010 | 10 | 0 | 0 | 0 | 640 | 4 | 41 | 4 | 4 | 9940 | 10000 | 10010 | 10036 | 10036 | 10036 | 10036 | 10036 |
10024 | 10035 | 75 | 0 | 0 | 0 | 61 | 9863 | 25 | 10010 | 10010 | 10010 | 88784 | 0 | 49 | 6955 | 10035 | 10035 | 8602 | 3 | 8740 | 10010 | 10020 | 20020 | 10035 | 41 | 1 | 1 | 10021 | 10 | 9 | 10 | 10010 | 10 | 0 | 0 | 0 | 640 | 3 | 41 | 4 | 3 | 9940 | 10000 | 10010 | 10036 | 10036 | 10036 | 10036 | 10036 |
10024 | 10035 | 75 | 0 | 0 | 0 | 61 | 9863 | 25 | 10010 | 10010 | 10010 | 88784 | 0 | 49 | 6955 | 10035 | 10035 | 8602 | 3 | 8740 | 10010 | 10020 | 20020 | 10035 | 41 | 1 | 1 | 10021 | 10 | 9 | 10 | 10010 | 10 | 0 | 0 | 0 | 640 | 4 | 41 | 3 | 4 | 9940 | 10000 | 10010 | 10036 | 10036 | 10036 | 10036 | 10036 |
10024 | 10035 | 75 | 0 | 0 | 0 | 61 | 9863 | 25 | 10010 | 10010 | 10010 | 88784 | 0 | 49 | 6955 | 10035 | 10035 | 8602 | 3 | 8740 | 10010 | 10020 | 20020 | 10035 | 41 | 1 | 1 | 10021 | 10 | 9 | 10 | 10010 | 10 | 1 | 0 | 0 | 640 | 4 | 41 | 4 | 3 | 9940 | 10000 | 10010 | 10036 | 10036 | 10036 | 10036 | 10036 |
10024 | 10035 | 75 | 0 | 0 | 0 | 61 | 9863 | 25 | 10010 | 10010 | 10010 | 88784 | 0 | 49 | 6955 | 10035 | 10035 | 8602 | 3 | 8740 | 10010 | 10020 | 20020 | 10035 | 41 | 1 | 1 | 10021 | 10 | 9 | 10 | 10010 | 10 | 0 | 0 | 0 | 640 | 4 | 41 | 4 | 3 | 9940 | 10000 | 10010 | 10036 | 10036 | 10036 | 10036 | 10036 |
10024 | 10035 | 75 | 0 | 0 | 0 | 61 | 9863 | 25 | 10010 | 10010 | 10010 | 88784 | 0 | 49 | 6955 | 10035 | 10035 | 8602 | 3 | 8740 | 10010 | 10020 | 20020 | 10035 | 41 | 1 | 1 | 10021 | 10 | 9 | 10 | 10010 | 10 | 0 | 0 | 0 | 640 | 4 | 41 | 3 | 4 | 9940 | 10000 | 10010 | 10036 | 10036 | 10036 | 10036 | 10036 |
10024 | 10035 | 75 | 0 | 0 | 0 | 61 | 9863 | 25 | 10010 | 10010 | 10010 | 88784 | 0 | 49 | 6955 | 10035 | 10035 | 8602 | 3 | 8740 | 10010 | 10020 | 20020 | 10035 | 41 | 1 | 1 | 10021 | 10 | 9 | 10 | 10010 | 10 | 0 | 0 | 0 | 640 | 3 | 41 | 4 | 3 | 9940 | 10000 | 10010 | 10036 | 10036 | 10036 | 10036 | 10036 |
10024 | 10035 | 75 | 0 | 0 | 0 | 82 | 9863 | 25 | 10010 | 10010 | 10010 | 88784 | 0 | 49 | 6955 | 10035 | 10035 | 8602 | 3 | 8740 | 10010 | 10020 | 20020 | 10035 | 41 | 1 | 1 | 10021 | 10 | 9 | 10 | 10010 | 10 | 0 | 0 | 0 | 640 | 4 | 41 | 4 | 4 | 9940 | 10000 | 10010 | 10036 | 10036 | 10036 | 10036 | 10036 |
10024 | 10035 | 75 | 0 | 0 | 0 | 61 | 9863 | 25 | 10010 | 10010 | 10010 | 88784 | 0 | 49 | 6955 | 10035 | 10035 | 8602 | 3 | 8740 | 10010 | 10020 | 20020 | 10035 | 41 | 1 | 1 | 10021 | 10 | 9 | 10 | 10010 | 10 | 0 | 0 | 3 | 640 | 4 | 41 | 4 | 4 | 9940 | 10000 | 10010 | 10036 | 10036 | 10036 | 10036 | 10036 |
10024 | 10035 | 75 | 0 | 0 | 0 | 61 | 9863 | 25 | 10010 | 10010 | 10010 | 88784 | 0 | 49 | 6955 | 10035 | 10035 | 8602 | 3 | 8740 | 10010 | 10020 | 20020 | 10035 | 41 | 1 | 1 | 10021 | 10 | 9 | 10 | 10010 | 10 | 0 | 0 | 0 | 640 | 4 | 41 | 4 | 4 | 9940 | 10000 | 10010 | 10036 | 10036 | 10036 | 10036 | 10036 |
Count: 8
Code:
lsl w0, w8, w9 lsl w1, w8, w9 lsl w2, w8, w9 lsl w3, w8, w9 lsl w4, w8, w9 lsl w5, w8, w9 lsl w6, w8, w9 lsl w7, w8, w9
mov x8, 9 mov x9, 10
(fused SUBS/B.cc loop)
Result (median cycles for code divided by count): 0.1673
retire uop (01) | cycle (02) | 03 | 1e | 3f | 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 | cf | d5 | map dispatch bubble (d6) | dd | fetch restart (de) | e0 | ? int output thing (e9) | ? int retires (ef) | f5 | f6 | f7 | f8 | fd |
80204 | 13390 | 101 | 294 | 35 | 25 | 80100 | 80100 | 80100 | 400500 | 49 | 10306 | 13386 | 13386 | 3323 | 3 | 3341 | 80100 | 80200 | 160200 | 13386 | 39 | 1 | 1 | 80201 | 100 | 99 | 100 | 80100 | 100 | 5110 | 2 | 19 | 1 | 1 | 13383 | 80000 | 80100 | 13387 | 13387 | 13387 | 13387 | 13387 |
80204 | 13386 | 100 | 0 | 35 | 25 | 80100 | 80100 | 80100 | 400500 | 49 | 10306 | 13386 | 13386 | 3323 | 3 | 3341 | 80100 | 80200 | 160200 | 13386 | 39 | 1 | 1 | 80201 | 100 | 99 | 100 | 80100 | 100 | 5110 | 1 | 19 | 1 | 1 | 13383 | 80000 | 80100 | 13387 | 13387 | 13387 | 13387 | 13387 |
80204 | 13386 | 100 | 0 | 58 | 25 | 80100 | 80100 | 80100 | 400500 | 49 | 10306 | 13386 | 13386 | 3323 | 3 | 3341 | 80100 | 80200 | 160200 | 13386 | 39 | 1 | 1 | 80201 | 100 | 99 | 100 | 80100 | 100 | 5110 | 1 | 19 | 1 | 1 | 13383 | 80000 | 80100 | 13387 | 13387 | 13387 | 13387 | 13387 |
80204 | 13386 | 100 | 0 | 35 | 25 | 80100 | 80100 | 80100 | 400500 | 49 | 10306 | 13386 | 13386 | 3323 | 3 | 3341 | 80100 | 80200 | 160200 | 13386 | 39 | 1 | 1 | 80201 | 100 | 99 | 100 | 80100 | 100 | 5110 | 1 | 19 | 1 | 1 | 13383 | 80000 | 80100 | 13387 | 13387 | 13387 | 13387 | 13387 |
80204 | 13386 | 100 | 0 | 35 | 25 | 80100 | 80100 | 80100 | 400500 | 49 | 10306 | 13386 | 13386 | 3323 | 3 | 3341 | 80100 | 80200 | 160200 | 13386 | 39 | 1 | 1 | 80201 | 100 | 99 | 100 | 80100 | 100 | 5110 | 1 | 19 | 1 | 1 | 13383 | 80000 | 80100 | 13387 | 13387 | 13387 | 13387 | 13387 |
80204 | 13386 | 100 | 0 | 35 | 25 | 80100 | 80100 | 80100 | 400500 | 49 | 10306 | 13386 | 13386 | 3323 | 3 | 3341 | 80100 | 80200 | 160200 | 13386 | 39 | 1 | 1 | 80201 | 100 | 99 | 100 | 80100 | 100 | 5110 | 1 | 19 | 1 | 1 | 13383 | 80000 | 80100 | 13387 | 13387 | 13387 | 13387 | 13387 |
80204 | 13386 | 101 | 0 | 35 | 25 | 80100 | 80100 | 80100 | 400500 | 49 | 10306 | 13386 | 13386 | 3323 | 3 | 3341 | 80100 | 80200 | 160200 | 13386 | 39 | 1 | 1 | 80201 | 100 | 99 | 100 | 80100 | 100 | 5110 | 1 | 19 | 1 | 1 | 13383 | 80000 | 80100 | 13387 | 13387 | 13387 | 13387 | 13387 |
80204 | 13386 | 100 | 0 | 121 | 25 | 80100 | 80100 | 80100 | 400500 | 49 | 10306 | 13386 | 13386 | 3323 | 3 | 3341 | 80100 | 80200 | 160200 | 13386 | 39 | 1 | 1 | 80201 | 100 | 99 | 100 | 80100 | 100 | 5110 | 1 | 19 | 1 | 1 | 13383 | 80000 | 80100 | 13387 | 13387 | 13387 | 13387 | 13387 |
80204 | 13386 | 100 | 0 | 35 | 25 | 80100 | 80100 | 80100 | 400500 | 49 | 10306 | 13386 | 13386 | 3323 | 3 | 3341 | 80100 | 80200 | 160200 | 13386 | 39 | 1 | 1 | 80201 | 100 | 99 | 100 | 80100 | 100 | 5110 | 1 | 19 | 1 | 1 | 13383 | 80000 | 80100 | 13387 | 13387 | 13387 | 13387 | 13387 |
80204 | 13386 | 100 | 96 | 35 | 25 | 80100 | 80100 | 80100 | 400500 | 49 | 10306 | 13386 | 13386 | 3323 | 3 | 3341 | 80100 | 80200 | 160200 | 13386 | 39 | 1 | 1 | 80201 | 100 | 99 | 100 | 80100 | 100 | 5110 | 1 | 19 | 1 | 1 | 13383 | 80000 | 80100 | 13387 | 13387 | 13387 | 13387 | 13387 |
Result (median cycles for code divided by count): 0.1671
retire uop (01) | cycle (02) | 03 | l1i tlb fill (04) | 09 | 1e | 3f | 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 | ac | branch cond mispred nonspec (c5) | cf | l1i tlb miss demand (d4) | d5 | map dispatch bubble (d6) | db | dd | fetch restart (de) | e0 | ? int output thing (e9) | ? int retires (ef) | f5 | f6 | f7 | f8 | fd |
80024 | 13387 | 101 | 0 | 0 | 0 | 35 | 25 | 80010 | 80010 | 80010 | 400050 | 0 | 49 | 10291 | 13371 | 13371 | 3330 | 3 | 3348 | 80012 | 80020 | 160020 | 13371 | 39 | 1 | 1 | 80021 | 10 | 9 | 10 | 80010 | 10 | 0 | 0 | 5025 | 1 | 8 | 19 | 0 | 17 | 14 | 13368 | 80000 | 80010 | 13372 | 13372 | 13372 | 13372 | 13372 |
80024 | 13371 | 100 | 1 | 1 | 0 | 83 | 25 | 80010 | 80010 | 80010 | 400050 | 1 | 49 | 10291 | 13371 | 13371 | 3330 | 3 | 3348 | 80012 | 80020 | 160020 | 13371 | 39 | 1 | 1 | 80021 | 10 | 9 | 10 | 80010 | 10 | 0 | 0 | 5026 | 1 | 17 | 19 | 0 | 17 | 16 | 13368 | 80000 | 80010 | 13372 | 13372 | 13372 | 13372 | 13372 |
80024 | 13371 | 100 | 1 | 1 | 0 | 83 | 25 | 80010 | 80010 | 80010 | 400050 | 0 | 49 | 10291 | 13371 | 13371 | 3330 | 3 | 3348 | 80012 | 80020 | 160020 | 13371 | 39 | 1 | 1 | 80021 | 10 | 9 | 10 | 80010 | 10 | 0 | 0 | 5027 | 1 | 17 | 19 | 0 | 16 | 9 | 13368 | 80000 | 80010 | 13372 | 13372 | 13372 | 13372 | 13372 |
80024 | 13371 | 100 | 1 | 1 | 0 | 35 | 25 | 80010 | 80010 | 80010 | 400050 | 1 | 49 | 10291 | 13371 | 13371 | 3330 | 3 | 3348 | 80012 | 80020 | 160020 | 13371 | 39 | 1 | 1 | 80021 | 10 | 9 | 10 | 80010 | 10 | 0 | 0 | 5026 | 1 | 9 | 19 | 0 | 17 | 15 | 13368 | 80000 | 80010 | 13372 | 13372 | 13372 | 13372 | 13372 |
80024 | 13371 | 100 | 1 | 1 | 0 | 83 | 25 | 80010 | 80010 | 80010 | 400050 | 1 | 49 | 10291 | 13371 | 13371 | 3330 | 3 | 3348 | 80012 | 80020 | 160020 | 13371 | 39 | 1 | 1 | 80021 | 10 | 9 | 10 | 80010 | 10 | 0 | 0 | 5026 | 1 | 15 | 19 | 0 | 9 | 17 | 13368 | 80000 | 80010 | 13372 | 13372 | 13372 | 13372 | 13372 |
80024 | 13371 | 100 | 1 | 1 | 0 | 83 | 25 | 80010 | 80010 | 80010 | 400050 | 0 | 49 | 10291 | 13371 | 13371 | 3330 | 3 | 3348 | 80012 | 80020 | 160020 | 13371 | 39 | 1 | 1 | 80021 | 10 | 9 | 10 | 80010 | 10 | 0 | 0 | 5027 | 1 | 17 | 19 | 0 | 9 | 17 | 13368 | 80000 | 80010 | 13372 | 13372 | 13372 | 13372 | 13372 |
80024 | 13371 | 100 | 1 | 1 | 0 | 83 | 25 | 80010 | 80010 | 80010 | 400050 | 1 | 49 | 10291 | 13371 | 13371 | 3330 | 3 | 3348 | 80012 | 80020 | 160020 | 13371 | 39 | 3 | 1 | 80021 | 10 | 9 | 10 | 80010 | 10 | 0 | 0 | 5025 | 1 | 9 | 19 | 0 | 18 | 13 | 13368 | 80000 | 80010 | 13372 | 13372 | 13372 | 13372 | 13372 |
80024 | 13371 | 100 | 1 | 1 | 0 | 83 | 25 | 80010 | 80010 | 80010 | 400050 | 0 | 49 | 10291 | 13371 | 13371 | 3330 | 3 | 3348 | 80012 | 80020 | 160020 | 13371 | 39 | 1 | 1 | 80021 | 10 | 9 | 10 | 80010 | 10 | 0 | 0 | 5026 | 1 | 10 | 19 | 0 | 17 | 16 | 13368 | 80000 | 80010 | 13372 | 13372 | 13372 | 13372 | 13372 |
80024 | 13371 | 100 | 1 | 1 | 0 | 83 | 25 | 80010 | 80010 | 80010 | 400050 | 1 | 49 | 10291 | 13371 | 13371 | 3330 | 3 | 3348 | 80012 | 80020 | 160020 | 13371 | 39 | 1 | 1 | 80021 | 10 | 9 | 10 | 80010 | 10 | 0 | 0 | 5027 | 1 | 17 | 19 | 0 | 8 | 17 | 13368 | 80000 | 80010 | 13372 | 13372 | 13372 | 13372 | 13372 |
80024 | 13371 | 100 | 1 | 1 | 0 | 83 | 25 | 80010 | 80010 | 80010 | 400050 | 1 | 49 | 10291 | 13371 | 13371 | 3330 | 3 | 3348 | 80012 | 80020 | 160020 | 13371 | 39 | 1 | 1 | 80021 | 10 | 9 | 10 | 80010 | 10 | 0 | 0 | 5022 | 0 | 14 | 19 | 0 | 17 | 10 | 13368 | 80000 | 80010 | 13372 | 13372 | 13372 | 13372 | 13372 |