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:
suqadd v0.2d, v1.2d
movi v0.16b, 1 movi v1.16b, 2
(no loop instructions)
Retires: 1.000
Issues: 1.000
Integer unit issues: 0.001
Load/store unit issues: 0.000
SIMD/FP unit issues: 1.000
retire uop (01) | cycle (02) | schedule uop (52) | schedule int uop (53) | schedule simd uop (54) | dispatch simd uop (57) | ldst uops in schedulers (5b) | dispatch uop (78) | map simd uop (7e) | map simd uop inputs (81) | ? int output thing (e9) | ? simd retires (ee) |
1004 | 3033 | 1001 | 1 | 1000 | 1000 | 75905 | 1000 | 1000 | 2000 | 1 | 1000 |
1004 | 3033 | 1001 | 1 | 1000 | 1000 | 75905 | 1000 | 1000 | 2000 | 1 | 1000 |
1004 | 3033 | 1001 | 1 | 1000 | 1000 | 75905 | 1000 | 1000 | 2000 | 1 | 1000 |
1004 | 3033 | 1001 | 1 | 1000 | 1000 | 75905 | 1000 | 1000 | 2000 | 1 | 1000 |
1004 | 3033 | 1001 | 1 | 1000 | 1000 | 75905 | 1000 | 1000 | 2000 | 1 | 1000 |
1004 | 3033 | 1001 | 1 | 1000 | 1000 | 75905 | 1000 | 1000 | 2000 | 1 | 1000 |
1004 | 3033 | 1001 | 1 | 1000 | 1000 | 75905 | 1000 | 1000 | 2000 | 1 | 1000 |
1004 | 3033 | 1001 | 1 | 1000 | 1000 | 75905 | 1000 | 1000 | 2000 | 1 | 1000 |
1004 | 3033 | 1001 | 1 | 1000 | 1000 | 75905 | 1000 | 1000 | 2000 | 1 | 1000 |
1004 | 3033 | 1001 | 1 | 1000 | 1000 | 75905 | 1000 | 1000 | 2000 | 1 | 1000 |
Code:
suqadd v0.2d, v1.2d
movi v0.16b, 1 movi v1.16b, 2
(fused SUBS/B.cc loop)
Result (median cycles for code): 3.0033
retire uop (01) | cycle (02) | schedule uop (52) | schedule int uop (53) | schedule simd uop (54) | dispatch int uop (56) | dispatch simd uop (57) | int uops in schedulers (59) | ldst uops in schedulers (5b) | dispatch uop (78) | map int uop (7c) | map simd uop (7e) | map int uop inputs (7f) | map ldst uop inputs (80) | map simd uop inputs (81) | ? int output thing (e9) | ? ldst retires (ed) | ? simd retires (ee) | ? int retires (ef) |
10204 | 30033 | 10101 | 101 | 10000 | 100 | 10000 | 300 | 768905 | 10100 | 200 | 10006 | 200 | 0 | 20008 | 1 | 0 | 10000 | 100 |
10204 | 30033 | 10101 | 101 | 10000 | 100 | 10000 | 300 | 768905 | 10100 | 200 | 10004 | 200 | 0 | 20008 | 1 | 0 | 10000 | 100 |
10204 | 30033 | 10101 | 101 | 10000 | 100 | 10000 | 300 | 768905 | 10100 | 200 | 10004 | 200 | 0 | 20008 | 1 | 0 | 10000 | 100 |
10204 | 30033 | 10101 | 101 | 10000 | 100 | 10000 | 300 | 768905 | 10100 | 200 | 10004 | 200 | 0 | 20008 | 1 | 0 | 10000 | 100 |
10204 | 30033 | 10101 | 101 | 10000 | 100 | 10000 | 300 | 768905 | 10100 | 200 | 10004 | 200 | 0 | 20008 | 1 | 0 | 10000 | 100 |
10204 | 30033 | 10101 | 101 | 10000 | 100 | 10000 | 300 | 768905 | 10100 | 200 | 10004 | 200 | 0 | 20008 | 1 | 0 | 10000 | 100 |
10204 | 30033 | 10101 | 101 | 10000 | 100 | 10000 | 300 | 768905 | 10100 | 200 | 10004 | 200 | 0 | 20008 | 1 | 0 | 10000 | 100 |
10204 | 30033 | 10101 | 101 | 10000 | 100 | 10000 | 300 | 768905 | 10100 | 200 | 10004 | 5022 | 3160 | 17350 | 2186 | 1764 | 8632 | 3000 |
10204 | 30033 | 10101 | 101 | 10000 | 100 | 10000 | 300 | 768905 | 10100 | 200 | 10006 | 200 | 0 | 20008 | 1 | 0 | 10000 | 100 |
10204 | 30033 | 10101 | 101 | 10000 | 100 | 10000 | 300 | 768905 | 10100 | 200 | 10004 | 200 | 0 | 20008 | 1 | 0 | 10000 | 100 |
Result (median cycles for code): 3.0033
retire uop (01) | cycle (02) | schedule uop (52) | schedule int uop (53) | schedule simd uop (54) | dispatch int uop (56) | dispatch simd uop (57) | int uops in schedulers (59) | ldst uops in schedulers (5b) | dispatch uop (78) | map int uop (7c) | map simd uop (7e) | map int uop inputs (7f) | map simd uop inputs (81) | ? int output thing (e9) | ? simd retires (ee) | ? int retires (ef) |
10024 | 30033 | 10021 | 21 | 10000 | 20 | 10000 | 70 | 768905 | 10020 | 20 | 10000 | 20 | 20000 | 11 | 10000 | 10 |
10024 | 30033 | 10021 | 21 | 10000 | 20 | 10000 | 70 | 768905 | 10020 | 20 | 10000 | 20 | 20000 | 11 | 10000 | 10 |
10024 | 30033 | 10021 | 21 | 10000 | 20 | 10000 | 70 | 768905 | 10020 | 20 | 10000 | 20 | 20000 | 11 | 10000 | 10 |
10024 | 30033 | 10021 | 21 | 10000 | 20 | 10000 | 70 | 768905 | 10020 | 20 | 10000 | 20 | 20000 | 11 | 10000 | 10 |
10024 | 30033 | 10021 | 21 | 10000 | 20 | 10000 | 70 | 768905 | 10020 | 20 | 10000 | 20 | 20000 | 11 | 10000 | 10 |
10024 | 30033 | 10021 | 21 | 10000 | 20 | 10000 | 70 | 768905 | 10020 | 20 | 10000 | 20 | 20000 | 11 | 10000 | 10 |
10024 | 30033 | 10021 | 21 | 10000 | 20 | 10000 | 70 | 768905 | 10020 | 20 | 10000 | 20 | 20000 | 11 | 10000 | 10 |
10024 | 30033 | 10021 | 21 | 10000 | 20 | 10000 | 70 | 768905 | 10020 | 20 | 10000 | 20 | 20000 | 11 | 10000 | 10 |
10024 | 30033 | 10021 | 21 | 10000 | 20 | 10000 | 70 | 768905 | 10020 | 20 | 10000 | 20 | 20000 | 11 | 10000 | 10 |
10024 | 30033 | 10021 | 21 | 10000 | 20 | 10000 | 70 | 768905 | 10020 | 20 | 10000 | 20 | 20000 | 11 | 10000 | 10 |
Code:
suqadd v0.2d, v0.2d
movi v0.16b, 1
(fused SUBS/B.cc loop)
Result (median cycles for code): 3.0033
retire uop (01) | cycle (02) | schedule uop (52) | schedule int uop (53) | schedule simd uop (54) | dispatch int uop (56) | dispatch simd uop (57) | int uops in schedulers (59) | ldst uops in schedulers (5b) | dispatch uop (78) | map int uop (7c) | map simd uop (7e) | map int uop inputs (7f) | map simd uop inputs (81) | ? int output thing (e9) | ? simd retires (ee) | ? int retires (ef) |
10204 | 30033 | 10101 | 101 | 10000 | 100 | 10000 | 300 | 768905 | 10100 | 200 | 10004 | 200 | 20008 | 1 | 10000 | 100 |
10204 | 30033 | 10101 | 101 | 10000 | 100 | 10000 | 300 | 768905 | 10100 | 200 | 10004 | 200 | 20008 | 1 | 10000 | 100 |
10204 | 30033 | 10101 | 101 | 10000 | 100 | 10000 | 300 | 768905 | 10100 | 200 | 10004 | 200 | 20008 | 1 | 10000 | 100 |
10204 | 30033 | 10101 | 101 | 10000 | 100 | 10000 | 300 | 768905 | 10100 | 200 | 10004 | 200 | 20008 | 1 | 10000 | 100 |
10204 | 30033 | 10101 | 101 | 10000 | 100 | 10000 | 307 | 769247 | 10133 | 202 | 10042 | 200 | 20008 | 1 | 10000 | 100 |
10204 | 30033 | 10101 | 101 | 10000 | 100 | 10000 | 300 | 768905 | 10100 | 200 | 10004 | 200 | 20008 | 1 | 10000 | 100 |
10204 | 30033 | 10101 | 101 | 10000 | 100 | 10000 | 300 | 768905 | 10100 | 200 | 10004 | 200 | 20008 | 1 | 10000 | 100 |
10204 | 30033 | 10101 | 101 | 10000 | 100 | 10000 | 300 | 768905 | 10100 | 200 | 10004 | 200 | 20008 | 1 | 10000 | 100 |
10204 | 30033 | 10101 | 101 | 10000 | 100 | 10000 | 300 | 768905 | 10100 | 200 | 10004 | 200 | 20008 | 1 | 10000 | 100 |
10204 | 30033 | 10101 | 101 | 10000 | 100 | 10000 | 300 | 768905 | 10100 | 200 | 10004 | 200 | 20008 | 1 | 10000 | 100 |
Result (median cycles for code): 3.0033
retire uop (01) | cycle (02) | schedule uop (52) | schedule int uop (53) | schedule simd uop (54) | dispatch int uop (56) | dispatch simd uop (57) | int uops in schedulers (59) | ldst uops in schedulers (5b) | dispatch uop (78) | map int uop (7c) | map simd uop (7e) | map int uop inputs (7f) | map simd uop inputs (81) | ? int output thing (e9) | ? simd retires (ee) | ? int retires (ef) |
10024 | 30033 | 10021 | 21 | 10000 | 20 | 10000 | 70 | 768905 | 10020 | 20 | 10004 | 20 | 20000 | 11 | 10000 | 10 |
10024 | 30033 | 10021 | 21 | 10000 | 20 | 10000 | 70 | 768905 | 10020 | 20 | 10000 | 20 | 20000 | 11 | 10000 | 10 |
10024 | 30033 | 10021 | 21 | 10000 | 20 | 10000 | 70 | 768905 | 10020 | 20 | 10000 | 20 | 20402 | 11 | 10000 | 10 |
10024 | 30033 | 10021 | 21 | 10000 | 20 | 10000 | 70 | 768905 | 10020 | 20 | 10000 | 20 | 20000 | 11 | 10000 | 10 |
10024 | 30084 | 10029 | 21 | 10008 | 20 | 10033 | 70 | 768905 | 10020 | 20 | 10000 | 20 | 20000 | 11 | 10000 | 10 |
10024 | 30033 | 10021 | 21 | 10000 | 20 | 10000 | 70 | 768905 | 10020 | 20 | 10000 | 20 | 20000 | 11 | 10000 | 10 |
10024 | 30033 | 10021 | 21 | 10000 | 20 | 10000 | 70 | 768905 | 10020 | 20 | 10000 | 20 | 20000 | 11 | 10000 | 10 |
10024 | 30033 | 10021 | 21 | 10000 | 20 | 10000 | 70 | 768905 | 10020 | 20 | 10000 | 20 | 20082 | 11 | 10000 | 10 |
10024 | 30033 | 10021 | 21 | 10000 | 20 | 10000 | 70 | 768905 | 10020 | 20 | 10000 | 20 | 20000 | 11 | 10000 | 10 |
10024 | 30084 | 10029 | 21 | 10008 | 20 | 10033 | 70 | 769247 | 10051 | 20 | 10044 | 20 | 20000 | 11 | 10000 | 10 |
Count: 8
Code:
movi v0.16b, 0 suqadd v0.2d, v8.2d movi v1.16b, 0 suqadd v1.2d, v8.2d movi v2.16b, 0 suqadd v2.2d, v8.2d movi v3.16b, 0 suqadd v3.2d, v8.2d movi v4.16b, 0 suqadd v4.2d, v8.2d movi v5.16b, 0 suqadd v5.2d, v8.2d movi v6.16b, 0 suqadd v6.2d, v8.2d movi v7.16b, 0 suqadd v7.2d, v8.2d
movi v8.16b, 9
(fused SUBS/B.cc loop)
Result (median cycles for code divided by count): 0.5011
retire uop (01) | cycle (02) | schedule uop (52) | schedule int uop (53) | schedule simd uop (54) | dispatch int uop (56) | dispatch simd uop (57) | int uops in schedulers (59) | ldst uops in schedulers (5b) | dispatch uop (78) | map int uop (7c) | map simd uop (7e) | map int uop inputs (7f) | map simd uop inputs (81) | ? int output thing (e9) | ? simd retires (ee) | ? int retires (ef) |
160204 | 40526 | 80109 | 101 | 80008 | 100 | 80012 | 300 | 320052 | 80112 | 200 | 80012 | 200 | 160024 | 1 | 160000 | 100 |
160204 | 40110 | 80110 | 101 | 80009 | 100 | 80013 | 300 | 320052 | 80112 | 200 | 80012 | 200 | 160024 | 1 | 160000 | 100 |
160204 | 40086 | 80109 | 101 | 80008 | 100 | 80012 | 300 | 320052 | 80112 | 200 | 80012 | 200 | 160024 | 1 | 160000 | 100 |
160204 | 40112 | 80110 | 101 | 80009 | 100 | 80013 | 300 | 320056 | 80113 | 200 | 80013 | 200 | 160024 | 1 | 160000 | 100 |
160204 | 40086 | 80109 | 101 | 80008 | 100 | 80012 | 300 | 320052 | 80112 | 200 | 80012 | 200 | 160024 | 1 | 160000 | 100 |
160204 | 40086 | 80109 | 101 | 80008 | 100 | 80012 | 300 | 320052 | 80112 | 200 | 80012 | 200 | 160024 | 1 | 160000 | 100 |
160204 | 40086 | 80109 | 101 | 80008 | 100 | 80012 | 300 | 320052 | 80112 | 200 | 80012 | 200 | 160024 | 1 | 160000 | 100 |
160204 | 40086 | 80109 | 101 | 80008 | 100 | 80012 | 300 | 320052 | 80112 | 200 | 80012 | 200 | 160024 | 1 | 160000 | 100 |
160204 | 40086 | 80109 | 101 | 80008 | 100 | 80012 | 300 | 320052 | 80112 | 200 | 80012 | 200 | 160024 | 1 | 160000 | 100 |
160204 | 40086 | 80109 | 101 | 80008 | 100 | 80012 | 300 | 320052 | 80112 | 200 | 80012 | 200 | 160024 | 1 | 160000 | 100 |
Result (median cycles for code divided by count): 0.5053
retire uop (01) | cycle (02) | schedule uop (52) | schedule int uop (53) | schedule simd uop (54) | dispatch int uop (56) | dispatch simd uop (57) | int uops in schedulers (59) | ldst uops in schedulers (5b) | dispatch uop (78) | map int uop (7c) | map simd uop (7e) | map int uop inputs (7f) | map simd uop inputs (81) | ? int output thing (e9) | ? simd retires (ee) | ? int retires (ef) |
160024 | 43879 | 80019 | 11 | 80008 | 10 | 80012 | 30 | 320052 | 80022 | 20 | 80012 | 20 | 160026 | 1 | 160000 | 10 |
160024 | 41249 | 80020 | 11 | 80009 | 10 | 80013 | 30 | 320000 | 80010 | 20 | 80000 | 20 | 160000 | 1 | 160000 | 10 |
160024 | 40420 | 80011 | 11 | 80000 | 10 | 80000 | 30 | 320000 | 80010 | 20 | 80000 | 20 | 160000 | 1 | 160000 | 10 |
160024 | 40427 | 80011 | 11 | 80000 | 10 | 80000 | 30 | 320000 | 80010 | 20 | 80000 | 20 | 160000 | 1 | 160000 | 10 |
160024 | 40417 | 80011 | 11 | 80000 | 10 | 80000 | 30 | 320000 | 80010 | 20 | 80000 | 20 | 160000 | 1 | 160000 | 10 |
160024 | 40423 | 80011 | 11 | 80000 | 10 | 80000 | 30 | 320000 | 80010 | 20 | 80000 | 20 | 160000 | 1 | 160000 | 10 |
160024 | 40400 | 80011 | 11 | 80000 | 10 | 80000 | 30 | 320000 | 80010 | 20 | 80000 | 20 | 160000 | 1 | 160000 | 10 |
160024 | 40400 | 80011 | 11 | 80000 | 10 | 80000 | 30 | 320000 | 80010 | 20 | 80000 | 20 | 160100 | 1 | 160000 | 10 |
160024 | 40470 | 80011 | 11 | 80000 | 10 | 80000 | 30 | 320000 | 80010 | 20 | 80000 | 20 | 160000 | 1 | 160000 | 10 |
160024 | 40438 | 80011 | 11 | 80000 | 10 | 80000 | 30 | 320000 | 80010 | 20 | 80000 | 20 | 160000 | 1 | 160000 | 10 |
Count: 16
Code:
suqadd v0.2d, v16.2d suqadd v1.2d, v16.2d suqadd v2.2d, v16.2d suqadd v3.2d, v16.2d suqadd v4.2d, v16.2d suqadd v5.2d, v16.2d suqadd v6.2d, v16.2d suqadd v7.2d, v16.2d suqadd v8.2d, v16.2d suqadd v9.2d, v16.2d suqadd v10.2d, v16.2d suqadd v11.2d, v16.2d suqadd v12.2d, v16.2d suqadd v13.2d, v16.2d suqadd v14.2d, v16.2d suqadd v15.2d, v16.2d
movi v16.16b, 17
(fused SUBS/B.cc loop)
Result (median cycles for code divided by count): 0.5002
retire uop (01) | cycle (02) | schedule uop (52) | schedule int uop (53) | schedule simd uop (54) | dispatch int uop (56) | dispatch simd uop (57) | dispatch ldst uop (58) | int uops in schedulers (59) | simd uops in schedulers (5a) | ldst uops in schedulers (5b) | dispatch uop (78) | map int uop (7c) | map ldst uop (7d) | map simd uop (7e) | map int uop inputs (7f) | map simd uop inputs (81) | ? int output thing (e9) | ? simd retires (ee) | ? int retires (ef) |
160204 | 80102 | 160105 | 101 | 160004 | 100 | 160008 | 0 | 300 | 0 | 640044 | 160110 | 200 | 0 | 160014 | 200 | 320024 | 1 | 160000 | 100 |
160204 | 80054 | 160105 | 101 | 160004 | 100 | 160008 | 0 | 300 | 0 | 640036 | 160108 | 200 | 0 | 160012 | 200 | 320028 | 1 | 160000 | 100 |
160204 | 80035 | 160105 | 101 | 160004 | 100 | 160008 | 0 | 300 | 0 | 640036 | 160108 | 200 | 0 | 160012 | 200 | 320024 | 1 | 160000 | 100 |
160204 | 80035 | 160105 | 101 | 160004 | 100 | 160008 | 0 | 300 | 0 | 640036 | 160108 | 200 | 0 | 160012 | 200 | 320024 | 1 | 160000 | 100 |
160204 | 80035 | 160105 | 101 | 160004 | 100 | 160008 | 0 | 300 | 0 | 640036 | 160108 | 200 | 0 | 160012 | 200 | 320024 | 1 | 160000 | 100 |
160204 | 80035 | 160105 | 101 | 160004 | 100 | 160008 | 0 | 300 | 0 | 640036 | 160108 | 200 | 0 | 160012 | 200 | 320024 | 1 | 160000 | 100 |
160204 | 80035 | 160105 | 101 | 160004 | 100 | 160008 | 0 | 300 | 0 | 640036 | 160108 | 200 | 0 | 160012 | 200 | 320024 | 1 | 160000 | 100 |
160204 | 80035 | 160105 | 101 | 160004 | 100 | 160008 | 0 | 300 | 0 | 640036 | 160108 | 200 | 0 | 160012 | 200 | 320126 | 1 | 160000 | 100 |
160204 | 80035 | 160105 | 101 | 160004 | 100 | 160008 | 0 | 300 | 0 | 640036 | 160108 | 200 | 0 | 160012 | 200 | 320024 | 1 | 160000 | 100 |
160204 | 80035 | 160105 | 101 | 160004 | 100 | 160008 | 0 | 300 | 0 | 640036 | 160108 | 200 | 0 | 160012 | 200 | 320024 | 1 | 160000 | 100 |
Result (median cycles for code divided by count): 0.5002
retire uop (01) | cycle (02) | schedule uop (52) | schedule int uop (53) | schedule simd uop (54) | dispatch int uop (56) | dispatch simd uop (57) | int uops in schedulers (59) | ldst uops in schedulers (5b) | dispatch uop (78) | map int uop (7c) | map simd uop (7e) | map int uop inputs (7f) | map simd uop inputs (81) | ? int output thing (e9) | ? simd retires (ee) | ? int retires (ef) |
160024 | 80125 | 160017 | 11 | 160006 | 10 | 160010 | 30 | 640036 | 160018 | 20 | 160012 | 20 | 320000 | 1 | 160000 | 10 |
160025 | 80122 | 160048 | 11 | 160037 | 10 | 160045 | 30 | 640000 | 160010 | 20 | 160000 | 20 | 320000 | 1 | 160000 | 10 |
160024 | 80035 | 160011 | 11 | 160000 | 10 | 160000 | 30 | 640000 | 160010 | 20 | 160000 | 20 | 320000 | 1 | 160000 | 10 |
160025 | 80071 | 160055 | 11 | 160044 | 10 | 160056 | 30 | 640000 | 160010 | 20 | 160000 | 20 | 320000 | 1 | 160000 | 10 |
160024 | 80035 | 160011 | 11 | 160000 | 10 | 160000 | 30 | 640000 | 160010 | 20 | 160000 | 20 | 320000 | 1 | 160000 | 10 |
160024 | 80035 | 160011 | 11 | 160000 | 10 | 160000 | 30 | 640000 | 160010 | 20 | 160000 | 20 | 320000 | 1 | 160000 | 10 |
160024 | 80041 | 160011 | 11 | 160000 | 10 | 160000 | 30 | 640000 | 160010 | 20 | 160000 | 20 | 320000 | 1 | 160000 | 10 |
160024 | 80063 | 160011 | 11 | 160000 | 10 | 160000 | 30 | 640000 | 160010 | 20 | 160000 | 20 | 320126 | 1 | 160000 | 10 |
160024 | 80035 | 160011 | 11 | 160000 | 10 | 160000 | 30 | 640000 | 160010 | 20 | 160000 | 20 | 320126 | 1 | 160000 | 10 |
160024 | 80035 | 160011 | 11 | 160000 | 10 | 160000 | 30 | 640000 | 160010 | 20 | 160000 | 20 | 320000 | 1 | 160000 | 10 |