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:
fmov x0, h0
mov x0, 1 mov x1, 2
(no loop instructions)
Retires: 1.000
Issues: 2.000
Integer unit issues: 1.000
Load/store unit issues: 0.000
SIMD/FP unit issues: 1.000
retire uop (01) | cycle (02) | 03 | 1e | 3f | 51 | schedule uop (52) | schedule int uop (53) | schedule simd uop (54) | dispatch simd uop (57) | ldst uops in schedulers (5b) | 60 | 69 | 6d | 6e | map stall dispatch (70) | map rewind (75) | map stall (76) | dispatch uop (78) | map simd uop (7e) | map simd uop inputs (81) | 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 | 538 | 4 | 0 | 85 | 25 | 2000 | 1000 | 1000 | 1000 | 8000 | 1 | 519 | 538 | 538 | 370 | 3 | 396 | 1000 | 1000 | 1000 | 538 | 538 | 1 | 1 | 1001 | 1000 | 0 | 0 | 73 | 1 | 16 | 1 | 1 | 535 | 1000 | 1000 | 539 | 539 | 539 | 539 | 539 |
1004 | 538 | 4 | 0 | 43 | 25 | 2000 | 1000 | 1000 | 1000 | 8000 | 1 | 519 | 538 | 538 | 370 | 3 | 396 | 1000 | 1000 | 1000 | 538 | 538 | 1 | 1 | 1001 | 1000 | 0 | 0 | 73 | 1 | 16 | 1 | 1 | 535 | 1000 | 1000 | 539 | 539 | 539 | 539 | 539 |
1004 | 538 | 4 | 0 | 43 | 25 | 2000 | 1000 | 1000 | 1000 | 8000 | 0 | 519 | 538 | 538 | 370 | 3 | 396 | 1000 | 1000 | 1000 | 538 | 538 | 1 | 1 | 1001 | 1000 | 0 | 0 | 73 | 1 | 16 | 1 | 1 | 535 | 1000 | 1000 | 539 | 539 | 539 | 539 | 539 |
1004 | 538 | 4 | 0 | 43 | 25 | 2000 | 1000 | 1000 | 1000 | 8000 | 0 | 519 | 538 | 538 | 370 | 3 | 396 | 1000 | 1000 | 1000 | 538 | 538 | 1 | 1 | 1001 | 1000 | 0 | 0 | 73 | 1 | 16 | 1 | 1 | 535 | 1000 | 1000 | 539 | 539 | 539 | 539 | 539 |
1004 | 538 | 5 | 12 | 43 | 25 | 2000 | 1000 | 1000 | 1000 | 8000 | 0 | 519 | 538 | 538 | 370 | 3 | 396 | 1000 | 1000 | 1000 | 538 | 538 | 1 | 1 | 1001 | 1000 | 0 | 0 | 73 | 1 | 16 | 1 | 1 | 535 | 1000 | 1000 | 539 | 539 | 539 | 539 | 539 |
1004 | 538 | 4 | 0 | 138 | 25 | 2000 | 1000 | 1000 | 1000 | 8000 | 0 | 519 | 538 | 538 | 370 | 3 | 396 | 1000 | 1000 | 1000 | 538 | 538 | 1 | 1 | 1001 | 1000 | 1 | 0 | 73 | 1 | 16 | 1 | 1 | 535 | 1000 | 1000 | 539 | 539 | 539 | 539 | 539 |
1004 | 538 | 4 | 0 | 43 | 25 | 2000 | 1000 | 1000 | 1000 | 8000 | 0 | 519 | 538 | 538 | 370 | 3 | 396 | 1000 | 1000 | 1000 | 538 | 538 | 1 | 1 | 1001 | 1000 | 0 | 0 | 73 | 1 | 16 | 1 | 1 | 535 | 1000 | 1000 | 539 | 539 | 539 | 539 | 539 |
1004 | 538 | 4 | 3 | 43 | 25 | 2000 | 1000 | 1000 | 1000 | 8000 | 0 | 519 | 538 | 538 | 370 | 3 | 396 | 1000 | 1000 | 1000 | 538 | 538 | 1 | 1 | 1001 | 1000 | 0 | 0 | 73 | 1 | 16 | 1 | 1 | 535 | 1000 | 1000 | 539 | 539 | 539 | 539 | 539 |
1004 | 538 | 4 | 0 | 43 | 25 | 2000 | 1000 | 1000 | 1000 | 8000 | 0 | 519 | 538 | 538 | 370 | 3 | 396 | 1000 | 1000 | 1000 | 538 | 538 | 1 | 1 | 1001 | 1000 | 0 | 0 | 73 | 1 | 16 | 1 | 1 | 535 | 1000 | 1000 | 539 | 539 | 539 | 539 | 539 |
1004 | 538 | 4 | 0 | 43 | 25 | 2000 | 1000 | 1000 | 1000 | 8000 | 0 | 519 | 538 | 538 | 370 | 3 | 396 | 1000 | 1000 | 1000 | 538 | 538 | 1 | 1 | 1001 | 1000 | 0 | 0 | 73 | 1 | 16 | 1 | 1 | 535 | 1000 | 1000 | 539 | 539 | 539 | 539 | 539 |
Code:
fmov x0, h0 fmov d0, x0
mov x0, 1 mov x1, 2
(fused SUBS/B.cc loop)
Result (median cycles for code): 10.0038
retire uop (01) | cycle (02) | 03 | mmu table walk data (08) | 09 | l2 tlb miss data (0b) | 18 | 19 | 1e | 1f | 3a | 3f | 4f | 51 | schedule uop (52) | schedule int uop (53) | schedule simd uop (54) | schedule ldst uop (55) | 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) | 60 | 69 | 6b | 6d | 6e | map stall dispatch (70) | map rewind (75) | map stall (76) | dispatch uop (78) | map int uop (7c) | map ldst uop (7d) | map simd uop (7e) | map int uop inputs (7f) | map ldst uop inputs (80) | map simd uop inputs (81) | 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) | inst simd alu (9a) | 9f | l1d tlb access (a0) | l1d tlb miss (a1) | ld unit uop (a6) | st unit uop (a7) | l1d cache writeback (a8) | a9 | ac | c2 | branch cond mispred nonspec (c5) | branch mispred nonspec (cb) | cd | cf | d0 | d5 | map dispatch bubble (d6) | d8 | dd | fetch restart (de) | e0 | ? int output thing (e9) | ? ldst retires (ed) | ? int retires (ef) | f5 | f6 | f7 | f8 | fd |
20204 | 100038 | 776 | 0 | 0 | 0 | 0 | 0 | 90 | 0 | 0 | 100025 | 89606 | 25 | 30100 | 10100 | 10000 | 10000 | 121 | 10000 | 10000 | 531 | 4778625 | 5580349 | 0 | 100013 | 0 | 100038 | 100038 | 96907 | 6 | 97492 | 20100 | 202 | 10004 | 10004 | 200 | 10004 | 10004 | 100038 | 100041 | 1 | 1 | 20201 | 100 | 99 | 100 | 10100 | 10000 | 100 | 0 | 0 | 10000 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1317 | 0 | 2 | 16 | 0 | 1 | 1 | 99646 | 10000 | 10000 | 10100 | 100042 | 100039 | 100039 | 100039 | 100039 |
20204 | 100038 | 776 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 100023 | 89561 | 25 | 30100 | 10100 | 10000 | 10002 | 100 | 10000 | 10000 | 561 | 4778481 | 5580349 | 0 | 100013 | 0 | 100133 | 100038 | 96997 | 6 | 97492 | 20100 | 200 | 10004 | 10004 | 202 | 10004 | 10004 | 100040 | 100038 | 1 | 1 | 20201 | 100 | 99 | 100 | 10100 | 10000 | 100 | 0 | 0 | 10000 | 0 | 1 | 0 | 0 | 0 | 1 | 1 | 1 | 1317 | 0 | 1 | 16 | 0 | 1 | 1 | 99646 | 10022 | 10000 | 10100 | 100039 | 100039 | 100039 | 100039 | 100131 |
20204 | 100044 | 775 | 0 | 0 | 0 | 0 | 0 | 12 | 0 | 0 | 100112 | 89562 | 25 | 30100 | 10100 | 10000 | 10000 | 100 | 10000 | 10000 | 500 | 4778481 | 5580349 | 0 | 100014 | 0 | 100039 | 100038 | 96907 | 6 | 97493 | 20100 | 200 | 10004 | 10004 | 200 | 10004 | 10004 | 100038 | 100038 | 1 | 1 | 20201 | 100 | 99 | 100 | 10100 | 10000 | 100 | 0 | 0 | 10000 | 0 | 0 | 0 | 0 | 2 | 1 | 1 | 1 | 1317 | 0 | 1 | 16 | 0 | 1 | 1 | 99739 | 10000 | 10000 | 10100 | 100121 | 100129 | 100039 | 100127 | 100041 |
20204 | 100133 | 775 | 1 | 0 | 0 | 0 | 0 | 12 | 0 | 0 | 100189 | 89611 | 63 | 30137 | 10114 | 10000 | 10004 | 100 | 10000 | 10000 | 500 | 4778481 | 5580349 | 0 | 100013 | 0 | 100038 | 100038 | 96907 | 6 | 97492 | 20100 | 200 | 10004 | 10247 | 200 | 10067 | 10004 | 100040 | 100038 | 1 | 1 | 20201 | 100 | 99 | 100 | 10100 | 10000 | 100 | 0 | 2 | 10000 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1317 | 0 | 1 | 16 | 0 | 1 | 1 | 99646 | 10000 | 10000 | 10100 | 100039 | 100039 | 100039 | 100041 | 100039 |
20204 | 100038 | 776 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 100023 | 89598 | 25 | 30100 | 10100 | 10000 | 10000 | 100 | 10000 | 10000 | 500 | 4778481 | 5580520 | 0 | 100015 | 0 | 100038 | 100038 | 96900 | 3 | 97496 | 20100 | 200 | 10000 | 10000 | 200 | 10000 | 10000 | 100038 | 100041 | 1 | 1 | 20201 | 100 | 99 | 100 | 10100 | 10000 | 100 | 0 | 0 | 10000 | 0 | 1 | 0 | 3 | 0 | 0 | 0 | 0 | 1310 | 1 | 2 | 25 | 0 | 2 | 3 | 99637 | 10000 | 10000 | 10100 | 100039 | 100039 | 100041 | 100121 | 100122 |
20204 | 100038 | 776 | 0 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | 100202 | 89564 | 25 | 30119 | 10125 | 10000 | 10004 | 100 | 10238 | 10000 | 500 | 4778481 | 5583988 | 0 | 100013 | 0 | 100055 | 100038 | 96900 | 3 | 97496 | 20668 | 200 | 10000 | 10000 | 200 | 10000 | 10000 | 100040 | 100038 | 1 | 1 | 20201 | 100 | 99 | 100 | 10100 | 10000 | 100 | 0 | 0 | 10000 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 1328 | 1 | 2 | 16 | 0 | 2 | 2 | 99640 | 10000 | 10000 | 10100 | 100136 | 100039 | 100040 | 100041 | 100039 |
20204 | 100041 | 776 | 0 | 0 | 0 | 0 | 0 | 24 | 0 | 0 | 100023 | 89561 | 25 | 30100 | 10116 | 10002 | 10000 | 123 | 10411 | 10000 | 500 | 4778481 | 5580349 | 0 | 100013 | 0 | 100040 | 100041 | 96900 | 7 | 97499 | 20100 | 200 | 10000 | 10000 | 200 | 10061 | 10000 | 100551 | 100040 | 6 | 1 | 20201 | 100 | 99 | 100 | 10100 | 10000 | 100 | 0 | 0 | 10000 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 1310 | 1 | 2 | 16 | 0 | 2 | 2 | 99637 | 10003 | 10000 | 10100 | 100531 | 100125 | 100039 | 100039 | 100039 |
20204 | 100038 | 776 | 1 | 0 | 0 | 0 | 0 | 42 | 0 | 0 | 100339 | 89561 | 25 | 30100 | 10100 | 10000 | 10002 | 100 | 10000 | 10000 | 500 | 4778481 | 5580349 | 0 | 100013 | 0 | 100039 | 100430 | 97187 | 3 | 97496 | 20453 | 200 | 10000 | 10000 | 202 | 10060 | 10000 | 100309 | 100038 | 2 | 1 | 20201 | 100 | 99 | 100 | 10100 | 10000 | 100 | 4 | 2 | 10002 | 0 | 2 | 0 | 3495 | 0 | 0 | 0 | 0 | 1310 | 1 | 2 | 16 | 0 | 2 | 2 | 99640 | 10000 | 10000 | 10100 | 100039 | 100039 | 100118 | 100088 | 100039 |
20204 | 100039 | 775 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 100025 | 89626 | 25 | 30100 | 10100 | 10000 | 10000 | 100 | 10000 | 10000 | 596 | 4779109 | 5580349 | 0 | 100013 | 0 | 100038 | 100038 | 96902 | 3 | 97498 | 20322 | 200 | 10000 | 10124 | 202 | 10061 | 10000 | 100048 | 100041 | 1 | 1 | 20201 | 100 | 99 | 100 | 10100 | 10000 | 100 | 0 | 0 | 10005 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 1310 | 1 | 2 | 16 | 0 | 2 | 2 | 99638 | 10033 | 10000 | 10100 | 100040 | 100039 | 100039 | 100040 | 100039 |
20204 | 100124 | 776 | 0 | 0 | 0 | 0 | 0 | 171 | 0 | 0 | 100023 | 89561 | 42 | 30127 | 10100 | 10000 | 10000 | 100 | 10000 | 10000 | 500 | 4780977 | 5580349 | 0 | 100013 | 0 | 100038 | 100039 | 96900 | 10 | 97498 | 20100 | 200 | 10000 | 10000 | 200 | 10000 | 10000 | 100038 | 100134 | 1 | 1 | 20201 | 100 | 99 | 100 | 10100 | 10000 | 100 | 0 | 0 | 10000 | 0 | 3 | 0 | 3 | 0 | 0 | 0 | 0 | 1310 | 1 | 3 | 25 | 0 | 2 | 3 | 99640 | 10000 | 10000 | 10100 | 100039 | 100039 | 100039 | 100039 | 100039 |
Result (median cycles for code): 10.0038
retire uop (01) | cycle (02) | 03 | mmu table walk instruction (07) | mmu table walk data (08) | 18 | 19 | 1e | 1f | 3a | 3f | 4f | 51 | schedule uop (52) | schedule int uop (53) | schedule simd uop (54) | schedule ldst uop (55) | 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) | 60 | 69 | 6b | 6d | 6e | map stall dispatch (70) | map rewind (75) | map stall (76) | dispatch uop (78) | map int uop (7c) | map ldst uop (7d) | map simd uop (7e) | map int uop inputs (7f) | map ldst uop inputs (80) | map simd uop inputs (81) | 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) | inst simd alu (9a) | 9f | l1d tlb access (a0) | ld unit uop (a6) | l1d cache writeback (a8) | a9 | ac | c2 | branch mispred nonspec (cb) | cf | d5 | map dispatch bubble (d6) | dd | fetch restart (de) | e0 | ? int output thing (e9) | ? ldst retires (ed) | ? int retires (ef) | f5 | f6 | f7 | f8 | fd |
20024 | 100038 | 775 | 0 | 0 | 0 | 0 | 21 | 0 | 0 | 100023 | 89561 | 25 | 30010 | 10010 | 10000 | 10002 | 10 | 10000 | 10000 | 50 | 4778529 | 5582990 | 1 | 100013 | 0 | 100038 | 100038 | 96922 | 3 | 97518 | 20010 | 20 | 10000 | 10000 | 20 | 10000 | 10000 | 100038 | 100038 | 1 | 1 | 20021 | 10 | 9 | 10 | 10010 | 10000 | 10 | 0 | 10000 | 2 | 0 | 0 | 0 | 0 | 1270 | 11 | 16 | 3 | 1 | 99637 | 10000 | 10000 | 10010 | 100039 | 100039 | 100039 | 100039 | 100039 |
20024 | 100038 | 775 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 100023 | 89562 | 25 | 30010 | 10010 | 10000 | 10002 | 10 | 10000 | 10000 | 50 | 4779345 | 5579064 | 1 | 100013 | 3 | 100083 | 100038 | 96922 | 3 | 97518 | 20010 | 20 | 10000 | 10000 | 20 | 10000 | 10000 | 100038 | 100038 | 1 | 1 | 20021 | 10 | 9 | 10 | 10010 | 10000 | 10 | 0 | 10000 | 0 | 0 | 3 | 0 | 0 | 1270 | 1 | 16 | 1 | 1 | 99637 | 10000 | 10000 | 10010 | 100039 | 100039 | 100039 | 100042 | 100039 |
20024 | 100038 | 775 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 100023 | 89561 | 25 | 30010 | 10010 | 10000 | 10000 | 10 | 10000 | 10000 | 50 | 4781361 | 5579788 | 1 | 100013 | 0 | 100038 | 100038 | 96922 | 3 | 97518 | 20010 | 20 | 10000 | 10000 | 20 | 10000 | 10000 | 100038 | 100038 | 1 | 1 | 20021 | 10 | 9 | 10 | 10010 | 10000 | 10 | 0 | 10000 | 0 | 0 | 0 | 0 | 0 | 1270 | 1 | 16 | 1 | 1 | 99637 | 10000 | 10000 | 10010 | 100040 | 100039 | 100039 | 100039 | 100039 |
20024 | 100038 | 776 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 100023 | 89561 | 25 | 30010 | 10010 | 10000 | 10000 | 10 | 10000 | 10000 | 50 | 4781937 | 5580059 | 0 | 100013 | 0 | 100038 | 100038 | 96922 | 3 | 97518 | 20010 | 20 | 10000 | 10000 | 20 | 10000 | 10000 | 100038 | 100038 | 1 | 1 | 20021 | 10 | 9 | 10 | 10010 | 10000 | 10 | 0 | 10000 | 0 | 0 | 0 | 0 | 0 | 1270 | 1 | 16 | 2 | 1 | 99637 | 10000 | 10000 | 10010 | 100040 | 100039 | 100039 | 100039 | 100039 |
20024 | 100038 | 775 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 100023 | 89564 | 25 | 30010 | 10010 | 10000 | 10000 | 10 | 10000 | 10000 | 50 | 4782465 | 5611905 | 1 | 100162 | 0 | 100039 | 100038 | 96922 | 3 | 97518 | 20010 | 20 | 10000 | 10121 | 20 | 10000 | 10000 | 100039 | 100038 | 1 | 1 | 20021 | 10 | 9 | 10 | 10010 | 10000 | 10 | 0 | 10000 | 0 | 0 | 0 | 0 | 0 | 1270 | 1 | 16 | 2 | 1 | 99637 | 10000 | 10000 | 10010 | 100039 | 100039 | 100039 | 100039 | 100039 |
20024 | 100038 | 775 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 100023 | 89561 | 25 | 30010 | 10010 | 10000 | 10000 | 10 | 10000 | 10000 | 50 | 4781697 | 5581625 | 1 | 100013 | 0 | 100038 | 100038 | 96922 | 3 | 97518 | 20010 | 20 | 10066 | 10000 | 20 | 10000 | 10000 | 100038 | 100038 | 1 | 1 | 20021 | 10 | 9 | 10 | 10010 | 10000 | 10 | 0 | 10000 | 0 | 0 | 0 | 0 | 0 | 1270 | 2 | 16 | 2 | 1 | 99640 | 10000 | 10000 | 10010 | 100039 | 100039 | 100039 | 100039 | 100039 |
20024 | 100038 | 776 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 100023 | 89563 | 25 | 30010 | 10010 | 10000 | 10000 | 10 | 10000 | 10000 | 50 | 4780113 | 5579062 | 1 | 100013 | 0 | 100038 | 100038 | 96922 | 3 | 97518 | 20010 | 20 | 10000 | 10000 | 20 | 10000 | 10000 | 100038 | 100038 | 1 | 1 | 20021 | 10 | 9 | 10 | 10010 | 10000 | 10 | 0 | 10000 | 0 | 0 | 0 | 0 | 0 | 1270 | 1 | 16 | 1 | 1 | 99637 | 10000 | 10000 | 10010 | 100039 | 100039 | 100039 | 100039 | 100039 |
20024 | 100038 | 775 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 100023 | 89563 | 25 | 30010 | 10010 | 10000 | 10000 | 10 | 10000 | 10000 | 50 | 4779969 | 5579009 | 1 | 100013 | 0 | 100038 | 100038 | 96922 | 3 | 97518 | 20010 | 20 | 10000 | 10000 | 20 | 10000 | 10000 | 100038 | 100038 | 1 | 1 | 20021 | 10 | 9 | 10 | 10010 | 10000 | 10 | 0 | 10000 | 1 | 0 | 0 | 0 | 0 | 1270 | 2 | 16 | 2 | 1 | 99637 | 10000 | 10000 | 10010 | 100039 | 100039 | 100042 | 100039 | 100041 |
20024 | 100038 | 775 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 100023 | 89562 | 25 | 30010 | 10010 | 10000 | 10000 | 10 | 10000 | 10000 | 50 | 4780881 | 5578954 | 0 | 100013 | 0 | 100038 | 100046 | 96922 | 3 | 97518 | 20010 | 20 | 10000 | 10000 | 20 | 10000 | 10000 | 100038 | 100038 | 1 | 1 | 20021 | 10 | 9 | 10 | 10010 | 10000 | 10 | 0 | 10000 | 0 | 0 | 0 | 0 | 0 | 1270 | 2 | 16 | 1 | 2 | 99640 | 10000 | 10000 | 10010 | 100039 | 100039 | 100039 | 100039 | 100039 |
20024 | 100038 | 776 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 100023 | 89561 | 25 | 30010 | 10010 | 10000 | 10004 | 11 | 10000 | 10000 | 50 | 4789877 | 5578954 | 1 | 100013 | 0 | 100038 | 100038 | 96922 | 3 | 97518 | 20010 | 20 | 10000 | 10000 | 20 | 10000 | 10000 | 100038 | 100038 | 1 | 1 | 20021 | 10 | 9 | 10 | 10010 | 10000 | 10 | 0 | 10000 | 1 | 0 | 0 | 0 | 0 | 1270 | 2 | 16 | 1 | 1 | 99637 | 10000 | 10000 | 10010 | 100039 | 100039 | 100041 | 100039 | 100039 |
Count: 8
Code:
fmov x0, h8 fmov x1, h8 fmov x2, h8 fmov x3, h8 fmov x4, h8 fmov x5, h8 fmov x6, h8 fmov x7, h8
mov x8, 9
(fused SUBS/B.cc loop)
Result (median cycles for code divided by count): 0.5005
retire uop (01) | cycle (02) | 03 | mmu table walk data (08) | l2 tlb miss data (0b) | 19 | 1e | 1f | 3f | 51 | 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) | 60 | 69 | 6d | 6e | map stall dispatch (70) | map rewind (75) | map stall (76) | dispatch uop (78) | map int uop (7c) | map simd uop (7e) | map int uop inputs (7f) | map simd uop inputs (81) | 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) | ac | c2 | branch cond mispred nonspec (c5) | branch mispred nonspec (cb) | cd | cf | d5 | map dispatch bubble (d6) | dd | e0 | ? int output thing (e9) | ? int retires (ef) | f5 | f6 | f7 | f8 | fd |
80204 | 40051 | 312 | 0 | 1 | 4 | 144 | 0 | 32 | 25 | 160576 | 80100 | 80000 | 102 | 80004 | 500 | 642036 | 1 | 40181 | 40038 | 40238 | 29976 | 20 | 30130 | 80440 | 200 | 80390 | 204 | 80293 | 40238 | 40038 | 4 | 1 | 80201 | 100 | 99 | 100 | 80100 | 100 | 2 | 2 | 0 | 1 | 1673 | 2 | 1 | 1 | 1 | 5168 | 1 | 40 | 1 | 40200 | 80000 | 80100 | 40039 | 40173 | 40233 | 40039 | 40039 |
80204 | 40038 | 311 | 0 | 0 | 0 | 144 | 176 | 419 | 25 | 160276 | 80100 | 80000 | 100 | 80004 | 500 | 642058 | 1 | 40019 | 40038 | 40038 | 29976 | 6 | 29991 | 80104 | 200 | 80016 | 200 | 80016 | 40237 | 40038 | 1 | 1 | 80201 | 100 | 99 | 100 | 80100 | 100 | 0 | 2 | 0 | 1 | 0 | 2 | 1 | 1 | 1 | 5117 | 0 | 16 | 0 | 40035 | 80000 | 80100 | 40039 | 40232 | 40039 | 40236 | 40039 |
80204 | 40232 | 310 | 0 | 0 | 2 | 408 | 0 | 32 | 25 | 160100 | 80100 | 80000 | 100 | 80004 | 500 | 640024 | 1 | 40019 | 40038 | 40038 | 29976 | 6 | 29991 | 80104 | 200 | 80016 | 200 | 80016 | 40038 | 40038 | 1 | 1 | 80201 | 100 | 99 | 100 | 80100 | 100 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 5117 | 0 | 16 | 0 | 40035 | 80000 | 80100 | 40039 | 40039 | 40039 | 40039 | 40039 |
80204 | 40038 | 310 | 0 | 0 | 0 | 0 | 0 | 57 | 25 | 160100 | 80100 | 80000 | 100 | 80004 | 500 | 640024 | 1 | 40019 | 40038 | 40038 | 29976 | 6 | 29991 | 80104 | 200 | 80016 | 200 | 80016 | 40038 | 40038 | 1 | 1 | 80201 | 100 | 99 | 100 | 80100 | 100 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 5117 | 0 | 16 | 0 | 40035 | 80000 | 80100 | 40039 | 40039 | 40039 | 40236 | 40039 |
80204 | 40038 | 310 | 0 | 0 | 0 | 0 | 0 | 32 | 25 | 160100 | 80100 | 80000 | 100 | 80004 | 500 | 640024 | 1 | 40019 | 40038 | 40038 | 29976 | 6 | 29991 | 80104 | 200 | 80016 | 200 | 80016 | 40038 | 40038 | 1 | 1 | 80201 | 100 | 99 | 100 | 80100 | 100 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 5117 | 0 | 16 | 0 | 40035 | 80000 | 80100 | 40039 | 40039 | 40039 | 40039 | 40039 |
80204 | 40038 | 311 | 0 | 0 | 0 | 0 | 0 | 32 | 25 | 160100 | 80100 | 80000 | 100 | 80004 | 500 | 640024 | 1 | 40019 | 40038 | 40038 | 29976 | 6 | 29991 | 80104 | 200 | 80016 | 200 | 80016 | 40038 | 40038 | 1 | 1 | 80201 | 100 | 99 | 100 | 80100 | 100 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 5117 | 0 | 16 | 0 | 40035 | 80000 | 80100 | 40039 | 40039 | 40039 | 40039 | 40039 |
80204 | 40038 | 310 | 0 | 0 | 0 | 0 | 0 | 32 | 25 | 160100 | 80100 | 80000 | 100 | 80004 | 500 | 640024 | 0 | 40019 | 40038 | 40038 | 29976 | 6 | 29991 | 80104 | 200 | 80016 | 200 | 80016 | 40038 | 40038 | 1 | 1 | 80201 | 100 | 99 | 100 | 80100 | 100 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 5117 | 0 | 16 | 0 | 40035 | 80000 | 80100 | 40039 | 40039 | 40039 | 40039 | 40039 |
80204 | 40038 | 310 | 0 | 0 | 0 | 0 | 0 | 130 | 25 | 160100 | 80100 | 80000 | 100 | 80004 | 500 | 640024 | 0 | 40019 | 40038 | 40038 | 29976 | 6 | 29991 | 80104 | 200 | 80016 | 200 | 80016 | 40038 | 40038 | 1 | 1 | 80201 | 100 | 99 | 100 | 80100 | 100 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 5117 | 0 | 16 | 0 | 40035 | 80000 | 80100 | 40039 | 40039 | 40039 | 40039 | 40039 |
80204 | 40038 | 310 | 0 | 0 | 0 | 0 | 0 | 32 | 25 | 160100 | 80100 | 80000 | 100 | 80004 | 500 | 640024 | 0 | 40019 | 40038 | 40038 | 29976 | 6 | 29991 | 80104 | 200 | 80016 | 200 | 80016 | 40038 | 40038 | 1 | 1 | 80201 | 100 | 99 | 100 | 80100 | 100 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 5117 | 0 | 16 | 0 | 40035 | 80000 | 80100 | 40039 | 40039 | 40304 | 40039 | 40039 |
80204 | 40038 | 310 | 0 | 0 | 0 | 0 | 0 | 32 | 25 | 160100 | 80100 | 80000 | 100 | 80004 | 500 | 640024 | 1 | 40019 | 40038 | 40038 | 29976 | 6 | 29991 | 80104 | 200 | 80016 | 200 | 80016 | 40038 | 40038 | 1 | 1 | 80201 | 100 | 99 | 100 | 80100 | 100 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 5117 | 0 | 16 | 0 | 40035 | 80000 | 80100 | 40039 | 40039 | 40039 | 40039 | 40039 |
Result (median cycles for code divided by count): 0.5005
retire uop (01) | cycle (02) | 03 | l1i tlb fill (04) | 09 | l2 tlb miss instruction (0a) | 19 | 1e | 1f | 3f | 51 | 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) | 60 | 69 | 6d | 6e | map stall dispatch (70) | map rewind (75) | map stall (76) | dispatch uop (78) | map int uop (7c) | map simd uop (7e) | map int uop inputs (7f) | map simd uop inputs (81) | 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) | st unit uop (a7) | l1d cache writeback (a8) | a9 | ac | c2 | cf | l1i tlb miss demand (d4) | d5 | map dispatch bubble (d6) | d9 | da | db | dd | fetch restart (de) | e0 | ? int output thing (e9) | ea | ? int retires (ef) | f5 | f6 | f7 | f8 | fd |
80024 | 40048 | 310 | 0 | 0 | 0 | 0 | 0 | 0 | 518 | 25 | 160010 | 80010 | 80000 | 10 | 80000 | 50 | 640000 | 1 | 40019 | 40038 | 40038 | 29992 | 3 | 30018 | 80010 | 20 | 80000 | 20 | 80000 | 40038 | 40038 | 1 | 1 | 80021 | 10 | 9 | 10 | 80010 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 27 | 0 | 5020 | 0 | 13 | 16 | 1 | 0 | 0 | 10 | 16 | 40035 | 80000 | 0 | 80010 | 40039 | 40039 | 40039 | 40039 | 40039 |
80024 | 40038 | 310 | 1 | 1 | 0 | 0 | 0 | 0 | 91 | 25 | 160010 | 80010 | 80000 | 10 | 80000 | 50 | 640000 | 0 | 40019 | 40038 | 40038 | 29992 | 3 | 30018 | 80010 | 20 | 80000 | 20 | 80000 | 40038 | 40038 | 1 | 1 | 80021 | 10 | 9 | 10 | 80010 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5021 | 1 | 16 | 16 | 0 | 0 | 0 | 17 | 14 | 40035 | 80000 | 0 | 80010 | 40039 | 40039 | 40039 | 40039 | 40039 |
80024 | 40038 | 310 | 1 | 1 | 0 | 0 | 0 | 0 | 91 | 25 | 160010 | 80010 | 80000 | 10 | 80000 | 50 | 640000 | 1 | 40019 | 40038 | 40038 | 29992 | 3 | 30018 | 80010 | 20 | 80000 | 20 | 80000 | 40038 | 40038 | 1 | 1 | 80021 | 10 | 9 | 10 | 80010 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5021 | 1 | 16 | 16 | 0 | 0 | 0 | 16 | 12 | 40035 | 80000 | 0 | 80010 | 40039 | 40039 | 40039 | 40039 | 40039 |
80024 | 40038 | 311 | 1 | 1 | 0 | 0 | 0 | 0 | 92 | 25 | 160010 | 80010 | 80000 | 10 | 80000 | 50 | 640000 | 0 | 40019 | 40038 | 40038 | 29992 | 3 | 30018 | 80010 | 20 | 80000 | 20 | 80000 | 40038 | 40038 | 1 | 1 | 80021 | 10 | 9 | 10 | 80010 | 10 | 0 | 0 | 0 | 0 | 1 | 0 | 3 | 0 | 5021 | 1 | 17 | 16 | 0 | 0 | 1 | 17 | 17 | 40035 | 80000 | 0 | 80010 | 40039 | 40039 | 40039 | 40039 | 40039 |
80024 | 40038 | 310 | 1 | 1 | 0 | 0 | 0 | 0 | 91 | 25 | 160010 | 80010 | 80000 | 10 | 80000 | 50 | 640000 | 0 | 40019 | 40038 | 40038 | 29992 | 3 | 30018 | 80010 | 20 | 80000 | 20 | 80000 | 40038 | 40038 | 1 | 1 | 80021 | 10 | 9 | 10 | 80010 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5021 | 1 | 18 | 16 | 0 | 0 | 0 | 18 | 17 | 40035 | 80000 | 0 | 80010 | 40039 | 40039 | 40039 | 40039 | 40039 |
80024 | 40038 | 311 | 1 | 1 | 0 | 0 | 0 | 0 | 91 | 25 | 160010 | 80010 | 80000 | 10 | 80000 | 50 | 640000 | 0 | 40019 | 40038 | 40038 | 29992 | 3 | 30018 | 80010 | 20 | 80000 | 20 | 80000 | 40038 | 40038 | 1 | 1 | 80021 | 10 | 9 | 10 | 80010 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5021 | 1 | 15 | 16 | 0 | 0 | 1 | 15 | 15 | 40035 | 80000 | 0 | 80010 | 40039 | 40039 | 40039 | 40039 | 40039 |
80024 | 40038 | 310 | 1 | 1 | 0 | 0 | 0 | 0 | 91 | 25 | 160010 | 80010 | 80000 | 10 | 80000 | 50 | 640000 | 1 | 40019 | 40038 | 40038 | 29992 | 3 | 30018 | 80010 | 20 | 80000 | 20 | 80000 | 40038 | 40038 | 1 | 1 | 80021 | 10 | 9 | 10 | 80010 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5021 | 1 | 17 | 16 | 0 | 1 | 1 | 17 | 14 | 40035 | 80000 | 0 | 80010 | 40039 | 40039 | 40039 | 40039 | 40039 |
80024 | 40038 | 310 | 1 | 1 | 0 | 0 | 0 | 0 | 91 | 25 | 160010 | 80010 | 80000 | 10 | 80000 | 50 | 640000 | 0 | 40019 | 40038 | 40038 | 29992 | 3 | 30018 | 80010 | 20 | 80000 | 20 | 80000 | 40038 | 40038 | 1 | 1 | 80021 | 10 | 9 | 10 | 80010 | 10 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 5021 | 1 | 17 | 16 | 0 | 0 | 1 | 17 | 17 | 40035 | 80000 | 0 | 80010 | 40039 | 40039 | 40039 | 40039 | 40039 |
80024 | 40038 | 310 | 1 | 1 | 0 | 0 | 12 | 0 | 91 | 25 | 160010 | 80010 | 80000 | 10 | 80000 | 50 | 640000 | 0 | 40019 | 40038 | 40038 | 29992 | 3 | 30018 | 80010 | 20 | 80000 | 20 | 80000 | 40038 | 40038 | 1 | 1 | 80021 | 10 | 9 | 10 | 80010 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5021 | 1 | 17 | 16 | 0 | 0 | 1 | 15 | 18 | 40035 | 80000 | 0 | 80010 | 40039 | 40039 | 40039 | 40039 | 40039 |
80024 | 40038 | 311 | 1 | 1 | 0 | 0 | 0 | 0 | 91 | 25 | 160010 | 80010 | 80000 | 10 | 80000 | 50 | 640000 | 0 | 40019 | 40038 | 40038 | 29992 | 3 | 30018 | 80010 | 20 | 80000 | 20 | 80000 | 40038 | 40038 | 1 | 1 | 80021 | 10 | 9 | 10 | 80010 | 10 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 5021 | 1 | 14 | 16 | 0 | 0 | 0 | 16 | 8 | 40035 | 80000 | 0 | 80010 | 40039 | 40039 | 40039 | 40039 | 40039 |