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:
ucvtf h0, w0
mov x0, 1 mov x1, 2
(no loop instructions)
Retires: 2.000
Issues: 2.000
Integer unit issues: 0.000
Load/store unit issues: 1.000
SIMD/FP unit issues: 1.000
retire uop (01) | cycle (02) | 03 | 1e | 3f | 4f | 51 | schedule uop (52) | schedule simd uop (54) | schedule ldst uop (55) | dispatch simd uop (57) | dispatch ldst uop (58) | simd uops in schedulers (5a) | ldst uops in schedulers (5b) | 60 | 69 | 6d | 6e | map stall dispatch (70) | map rewind (75) | map stall (76) | dispatch uop (78) | map ldst uop (7d) | map simd uop (7e) | map ldst uop inputs (80) | map simd uop inputs (81) | 82 | 83 | flush restart other nonspec (84) | 85 | inst all (8c) | inst simd alu (9a) | ld unit uop (a6) | ac | cf | d5 | map dispatch bubble (d6) | dd | fetch restart (de) | e0 | ea | ? ldst retires (ed) | ? simd retires (ee) | f5 | f6 | f7 | f8 | fd |
2004 | 376 | 3 | 0 | 361 | 0 | 25 | 2000 | 1000 | 1000 | 1000 | 1000 | 14075 | 22820 | 0 | 357 | 376 | 376 | 72 | 3 | 109 | 2000 | 1000 | 1000 | 1000 | 1000 | 376 | 376 | 1 | 1 | 1001 | 1000 | 1000 | 0 | 73 | 1 | 16 | 1 | 1 | 373 | 0 | 1000 | 1000 | 377 | 377 | 377 | 377 | 377 |
2004 | 376 | 3 | 0 | 361 | 0 | 25 | 2000 | 1000 | 1000 | 1000 | 1000 | 14075 | 22820 | 0 | 357 | 376 | 376 | 72 | 3 | 109 | 2000 | 1000 | 1000 | 1000 | 1000 | 376 | 376 | 1 | 1 | 1001 | 1000 | 1000 | 0 | 73 | 1 | 16 | 1 | 1 | 373 | 0 | 1000 | 1000 | 377 | 377 | 377 | 377 | 377 |
2004 | 376 | 3 | 0 | 361 | 0 | 25 | 2000 | 1000 | 1000 | 1000 | 1000 | 14075 | 22820 | 0 | 357 | 376 | 376 | 72 | 3 | 109 | 2000 | 1000 | 1000 | 1000 | 1000 | 376 | 376 | 1 | 1 | 1001 | 1000 | 1000 | 0 | 73 | 1 | 16 | 2 | 2 | 373 | 0 | 1000 | 1000 | 377 | 377 | 377 | 377 | 377 |
2004 | 376 | 3 | 0 | 361 | 0 | 25 | 2000 | 1000 | 1000 | 1000 | 1000 | 14075 | 22820 | 0 | 357 | 376 | 376 | 72 | 3 | 109 | 2000 | 1000 | 1000 | 1000 | 1000 | 376 | 376 | 1 | 1 | 1001 | 1000 | 1000 | 0 | 73 | 1 | 16 | 1 | 1 | 373 | 0 | 1000 | 1000 | 377 | 377 | 377 | 377 | 377 |
2004 | 376 | 2 | 0 | 361 | 0 | 25 | 2000 | 1000 | 1000 | 1000 | 1000 | 14075 | 22820 | 0 | 357 | 376 | 376 | 72 | 3 | 111 | 2000 | 1000 | 1000 | 1000 | 1000 | 376 | 376 | 1 | 1 | 1001 | 1000 | 1000 | 0 | 73 | 2 | 16 | 1 | 1 | 373 | 0 | 1000 | 1000 | 377 | 377 | 377 | 377 | 377 |
2004 | 376 | 3 | 0 | 361 | 0 | 25 | 2000 | 1000 | 1000 | 1000 | 1000 | 14075 | 22820 | 0 | 357 | 376 | 376 | 72 | 3 | 109 | 2000 | 1000 | 1000 | 1000 | 1000 | 376 | 376 | 1 | 1 | 1001 | 1000 | 1000 | 0 | 73 | 1 | 16 | 2 | 2 | 373 | 0 | 1000 | 1000 | 377 | 377 | 377 | 377 | 377 |
2004 | 376 | 3 | 0 | 361 | 0 | 25 | 2000 | 1000 | 1000 | 1000 | 1000 | 14075 | 22820 | 0 | 357 | 382 | 376 | 72 | 3 | 109 | 2000 | 1000 | 1000 | 1000 | 1000 | 376 | 376 | 1 | 1 | 1001 | 1000 | 1000 | 0 | 73 | 1 | 16 | 1 | 1 | 373 | 0 | 1000 | 1000 | 377 | 377 | 377 | 377 | 377 |
2004 | 376 | 3 | 0 | 361 | 0 | 25 | 2000 | 1000 | 1000 | 1000 | 1000 | 14075 | 22820 | 0 | 357 | 376 | 376 | 72 | 3 | 109 | 2000 | 1000 | 1000 | 1000 | 1000 | 376 | 376 | 1 | 1 | 1001 | 1000 | 1000 | 0 | 73 | 1 | 16 | 1 | 1 | 373 | 0 | 1000 | 1000 | 377 | 377 | 377 | 377 | 377 |
2004 | 376 | 3 | 0 | 361 | 0 | 25 | 2000 | 1000 | 1000 | 1000 | 1000 | 14075 | 22820 | 0 | 357 | 376 | 376 | 72 | 3 | 109 | 2000 | 1000 | 1000 | 1000 | 1000 | 376 | 376 | 1 | 1 | 1001 | 1000 | 1000 | 0 | 73 | 2 | 16 | 2 | 2 | 373 | 0 | 1000 | 1000 | 377 | 377 | 377 | 377 | 377 |
2004 | 376 | 3 | 0 | 361 | 0 | 25 | 2000 | 1000 | 1000 | 1000 | 1000 | 14075 | 22820 | 0 | 357 | 376 | 376 | 72 | 3 | 109 | 2000 | 1000 | 1000 | 1000 | 1000 | 376 | 376 | 1 | 1 | 1001 | 1000 | 1000 | 0 | 73 | 2 | 16 | 1 | 1 | 373 | 0 | 1000 | 1000 | 377 | 377 | 377 | 377 | 377 |
Code:
ucvtf h0, w0 fmov x0, d0
mov x0, 1 mov x1, 2
(fused SUBS/B.cc loop)
Result (median cycles for code): 13.0032
retire uop (01) | cycle (02) | 03 | mmu table walk data (08) | l2 tlb miss data (0b) | 19 | 1e | 1f | 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 | ld unit uop (a6) | l1d cache writeback (a8) | ac | c2 | branch mispred nonspec (cb) | cf | d0 | d5 | map dispatch bubble (d6) | dd | fetch restart (de) | e0 | ? int output thing (e9) | ea | ? ldst retires (ed) | ? simd retires (ee) | ? int retires (ef) | f5 | f6 | f7 | f8 | fd |
30204 | 130032 | 973 | 0 | 0 | 0 | 0 | 0 | 130017 | 119408 | 25 | 40100 | 10100 | 20000 | 10000 | 100 | 20000 | 10000 | 500 | 6214497 | 14802709 | 1 | 130055 | 0 | 130032 | 130032 | 125466 | 3 | 126240 | 30100 | 200 | 10000 | 20000 | 200 | 10000 | 20000 | 130032 | 130032 | 1 | 1 | 20201 | 100 | 99 | 100 | 10100 | 10000 | 100 | 10000 | 0 | 0 | 0 | 0 | 1310 | 1 | 2 | 16 | 2 | 2 | 129519 | 10000 | 0 | 10000 | 10000 | 10100 | 130033 | 130033 | 130033 | 130033 | 130033 |
30204 | 130032 | 974 | 0 | 0 | 0 | 0 | 0 | 130017 | 119408 | 25 | 40100 | 10100 | 20000 | 10000 | 100 | 20000 | 10000 | 500 | 6215001 | 14804173 | 1 | 130013 | 0 | 130032 | 130032 | 125466 | 3 | 126240 | 30100 | 200 | 10000 | 20000 | 200 | 10000 | 20000 | 130032 | 130032 | 1 | 1 | 20201 | 100 | 99 | 100 | 10100 | 10000 | 100 | 10000 | 1 | 0 | 0 | 0 | 1310 | 1 | 2 | 16 | 2 | 2 | 129520 | 10000 | 0 | 10000 | 10000 | 10100 | 130033 | 130033 | 130033 | 130033 | 130033 |
30204 | 130032 | 974 | 0 | 0 | 0 | 0 | 0 | 130017 | 119408 | 25 | 40100 | 10100 | 20000 | 10000 | 100 | 20000 | 10000 | 500 | 6214497 | 14802709 | 1 | 130013 | 0 | 130032 | 130032 | 125466 | 3 | 126240 | 30100 | 200 | 10000 | 20000 | 200 | 10000 | 20000 | 130032 | 130032 | 1 | 1 | 20201 | 100 | 99 | 100 | 10100 | 10000 | 100 | 10000 | 0 | 0 | 0 | 0 | 1310 | 1 | 2 | 16 | 2 | 2 | 129519 | 10000 | 0 | 10000 | 10000 | 10100 | 130033 | 130033 | 130033 | 130033 | 130033 |
30204 | 130032 | 974 | 0 | 1 | 0 | 0 | 0 | 130017 | 119408 | 25 | 40100 | 10100 | 20000 | 10000 | 100 | 20000 | 10000 | 500 | 6214497 | 14802709 | 0 | 130013 | 0 | 130032 | 130032 | 125466 | 3 | 126240 | 30100 | 200 | 10000 | 20000 | 200 | 10000 | 20000 | 130032 | 130032 | 1 | 1 | 20201 | 100 | 99 | 100 | 10100 | 10000 | 100 | 10000 | 0 | 36 | 0 | 0 | 1310 | 1 | 2 | 16 | 2 | 2 | 129519 | 10000 | 0 | 10000 | 10000 | 10100 | 130033 | 130033 | 130033 | 130033 | 130033 |
30204 | 130032 | 974 | 0 | 0 | 0 | 0 | 0 | 130017 | 119449 | 25 | 40100 | 10100 | 20000 | 10001 | 102 | 20118 | 10000 | 500 | 6214689 | 14802709 | 0 | 130013 | 0 | 130032 | 130032 | 125466 | 3 | 126240 | 30100 | 200 | 10000 | 20000 | 202 | 11045 | 20609 | 130621 | 130873 | 4 | 1 | 20201 | 100 | 99 | 100 | 10100 | 10000 | 100 | 10000 | 0 | 0 | 0 | 0 | 1310 | 1 | 3 | 16 | 2 | 3 | 129519 | 10000 | 0 | 10000 | 10000 | 10100 | 130033 | 130033 | 130033 | 130033 | 130033 |
30204 | 130037 | 974 | 0 | 0 | 0 | 0 | 0 | 130017 | 119408 | 25 | 40100 | 10100 | 20000 | 10000 | 100 | 20000 | 10000 | 500 | 6214497 | 14802709 | 0 | 130013 | 0 | 130032 | 130032 | 125466 | 3 | 126240 | 30100 | 200 | 10000 | 20000 | 200 | 10000 | 20000 | 130032 | 130032 | 1 | 1 | 20201 | 100 | 99 | 100 | 10100 | 10000 | 100 | 10000 | 0 | 0 | 0 | 0 | 1310 | 1 | 2 | 16 | 2 | 2 | 129519 | 10000 | 0 | 10000 | 10000 | 10100 | 130033 | 130033 | 130033 | 130033 | 130033 |
30204 | 130032 | 974 | 0 | 0 | 0 | 0 | 0 | 130017 | 119408 | 25 | 40100 | 10100 | 20000 | 10000 | 100 | 20000 | 10000 | 500 | 6214497 | 14802709 | 0 | 130013 | 0 | 130032 | 130032 | 125466 | 3 | 126240 | 30100 | 200 | 10000 | 20000 | 200 | 10000 | 20000 | 130032 | 130032 | 1 | 1 | 20201 | 100 | 99 | 100 | 10100 | 10000 | 100 | 10000 | 0 | 0 | 0 | 0 | 1310 | 1 | 2 | 16 | 2 | 2 | 129519 | 10000 | 0 | 10000 | 10000 | 10100 | 130033 | 130033 | 130033 | 130033 | 130033 |
30204 | 130032 | 973 | 0 | 0 | 0 | 0 | 0 | 130018 | 119408 | 32 | 40100 | 10119 | 20000 | 10000 | 100 | 20121 | 10000 | 500 | 6214593 | 14802709 | 0 | 130013 | 0 | 130032 | 130032 | 125466 | 3 | 126240 | 30100 | 200 | 10000 | 20000 | 200 | 10000 | 20000 | 130032 | 130032 | 1 | 1 | 20201 | 100 | 99 | 100 | 10100 | 10000 | 100 | 10000 | 0 | 0 | 0 | 0 | 1310 | 1 | 2 | 16 | 2 | 3 | 129519 | 10000 | 0 | 10000 | 10000 | 10100 | 130033 | 130033 | 130033 | 130033 | 130033 |
30204 | 130032 | 974 | 0 | 0 | 0 | 0 | 0 | 130017 | 119408 | 25 | 40100 | 10100 | 20000 | 10000 | 100 | 20000 | 10000 | 500 | 6214497 | 14802709 | 0 | 130013 | 0 | 130032 | 130032 | 125466 | 3 | 126240 | 30100 | 200 | 10000 | 20000 | 200 | 10000 | 20000 | 130032 | 130032 | 1 | 1 | 20201 | 100 | 99 | 100 | 10100 | 10000 | 100 | 10000 | 0 | 0 | 0 | 0 | 1310 | 1 | 2 | 16 | 2 | 2 | 129519 | 10000 | 0 | 10000 | 10000 | 10100 | 130033 | 130033 | 130033 | 130033 | 130033 |
30204 | 130032 | 973 | 1 | 0 | 0 | 0 | 0 | 130017 | 119408 | 25 | 40100 | 10100 | 20000 | 10000 | 100 | 20000 | 10000 | 500 | 6214497 | 14802709 | 0 | 130013 | 0 | 130032 | 130032 | 125466 | 3 | 126240 | 30100 | 200 | 10000 | 20000 | 200 | 10000 | 20000 | 130032 | 130032 | 1 | 1 | 20201 | 100 | 99 | 100 | 10100 | 10000 | 100 | 10000 | 0 | 0 | 0 | 0 | 1310 | 1 | 2 | 16 | 3 | 2 | 129519 | 10000 | 0 | 10000 | 10000 | 10100 | 130033 | 130039 | 130033 | 130033 | 130033 |
Result (median cycles for code): 13.0032
retire uop (01) | cycle (02) | 03 | 18 | 19 | 1e | 1f | 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 | 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 mispred nonspec (cb) | cd | cf | d5 | map dispatch bubble (d6) | dd | fetch restart (de) | e0 | ? int output thing (e9) | ? ldst retires (ed) | ? simd retires (ee) | ? int retires (ef) | f5 | f6 | f7 | f8 | fd |
30024 | 130032 | 974 | 0 | 0 | 0 | 0 | 130017 | 119412 | 25 | 40010 | 10010 | 20009 | 10000 | 10 | 20000 | 10000 | 50 | 6214497 | 14800641 | 0 | 130013 | 130032 | 130033 | 125489 | 3 | 126265 | 30176 | 20 | 10061 | 20000 | 20 | 10000 | 20000 | 130032 | 130032 | 1 | 1 | 20021 | 10 | 9 | 10 | 10010 | 10000 | 10 | 0 | 0 | 10000 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1270 | 2 | 16 | 2 | 1 | 129519 | 10000 | 10000 | 10000 | 10010 | 130034 | 130033 | 130065 | 130033 | 130033 |
30024 | 130032 | 974 | 1 | 0 | 9 | 0 | 130063 | 119408 | 25 | 40010 | 10013 | 20000 | 10000 | 10 | 20000 | 10000 | 50 | 6214497 | 14800528 | 0 | 130015 | 130032 | 130032 | 125489 | 3 | 126263 | 30010 | 20 | 10000 | 20000 | 20 | 10000 | 20123 | 130032 | 130032 | 1 | 1 | 20021 | 10 | 9 | 10 | 10010 | 10000 | 10 | 0 | 0 | 10000 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1270 | 1 | 16 | 1 | 2 | 129583 | 10001 | 10000 | 10000 | 10010 | 130033 | 130033 | 130197 | 130033 | 130033 |
30024 | 130032 | 973 | 0 | 0 | 9 | 88 | 130019 | 119408 | 46 | 40016 | 10010 | 20000 | 10004 | 10 | 20113 | 10000 | 60 | 6214497 | 14800528 | 0 | 130014 | 130119 | 130032 | 125489 | 3 | 126262 | 30010 | 20 | 10000 | 20000 | 20 | 10000 | 20123 | 130032 | 130078 | 2 | 1 | 20021 | 10 | 9 | 10 | 10010 | 10000 | 10 | 0 | 1 | 10000 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 1270 | 5 | 16 | 1 | 1 | 129519 | 10002 | 10000 | 10000 | 10010 | 130033 | 130034 | 130034 | 130034 | 130126 |
30024 | 130032 | 974 | 0 | 0 | 0 | 0 | 130017 | 119408 | 25 | 40010 | 10010 | 20000 | 10000 | 10 | 20000 | 10000 | 50 | 6214497 | 14800528 | 0 | 130013 | 130032 | 130032 | 125489 | 3 | 126262 | 30010 | 20 | 10000 | 20000 | 20 | 10000 | 20000 | 130032 | 130032 | 1 | 1 | 20021 | 10 | 9 | 10 | 10010 | 10000 | 10 | 0 | 0 | 10000 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1289 | 1 | 16 | 1 | 1 | 129519 | 10000 | 10000 | 10000 | 10010 | 130033 | 130033 | 130033 | 130033 | 130033 |
30024 | 130032 | 974 | 0 | 0 | 0 | 0 | 130017 | 119408 | 25 | 40010 | 10010 | 20000 | 10000 | 10 | 20000 | 10000 | 50 | 6214497 | 14800528 | 0 | 130013 | 130032 | 130032 | 125489 | 3 | 126262 | 30010 | 20 | 10000 | 20000 | 20 | 10000 | 20000 | 130032 | 130032 | 1 | 1 | 20021 | 10 | 9 | 10 | 10010 | 10000 | 10 | 0 | 0 | 10000 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1270 | 1 | 16 | 1 | 1 | 129519 | 10000 | 10000 | 10000 | 10010 | 130033 | 130033 | 130033 | 130033 | 130033 |
30024 | 130032 | 973 | 0 | 0 | 0 | 0 | 130017 | 119408 | 25 | 40010 | 10010 | 20000 | 10000 | 10 | 20000 | 10000 | 50 | 6214497 | 14800528 | 0 | 130061 | 130032 | 130032 | 125489 | 3 | 126262 | 30010 | 20 | 10000 | 20000 | 20 | 10000 | 20000 | 130065 | 130109 | 1 | 1 | 20021 | 10 | 9 | 10 | 10010 | 10000 | 10 | 0 | 0 | 10000 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1270 | 1 | 16 | 1 | 2 | 129519 | 10000 | 10000 | 10000 | 10010 | 130033 | 130033 | 130033 | 130033 | 130033 |
30024 | 130033 | 974 | 0 | 0 | 0 | 0 | 130017 | 119408 | 25 | 40010 | 10010 | 20000 | 10000 | 10 | 20000 | 10000 | 50 | 6214497 | 14800528 | 0 | 130013 | 130032 | 130032 | 125489 | 3 | 126262 | 30010 | 20 | 10000 | 20000 | 20 | 10000 | 20000 | 130032 | 130032 | 1 | 1 | 20021 | 10 | 9 | 10 | 10010 | 10000 | 10 | 0 | 0 | 10000 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1270 | 2 | 16 | 1 | 2 | 129519 | 10000 | 10000 | 10000 | 10010 | 130033 | 130033 | 130033 | 130033 | 130033 |
30024 | 130032 | 974 | 0 | 0 | 0 | 0 | 130017 | 119408 | 25 | 40010 | 10010 | 20000 | 10000 | 10 | 20000 | 10000 | 50 | 6215385 | 14800528 | 0 | 130013 | 130032 | 130032 | 125489 | 3 | 126262 | 30010 | 20 | 10000 | 20000 | 20 | 10000 | 20000 | 130032 | 130032 | 1 | 1 | 20021 | 10 | 9 | 10 | 10010 | 10000 | 10 | 0 | 0 | 10000 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1270 | 1 | 16 | 1 | 1 | 129519 | 10000 | 10000 | 10000 | 10010 | 130033 | 130033 | 130033 | 130033 | 130033 |
30024 | 130032 | 973 | 0 | 0 | 0 | 0 | 130017 | 119408 | 25 | 40010 | 10010 | 20000 | 10000 | 10 | 20000 | 10000 | 50 | 6214497 | 14800528 | 0 | 130013 | 130032 | 130032 | 125489 | 3 | 126283 | 30010 | 20 | 10000 | 20000 | 20 | 10000 | 20000 | 130032 | 130032 | 1 | 1 | 20022 | 10 | 9 | 10 | 10010 | 10000 | 10 | 0 | 0 | 10000 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1270 | 1 | 16 | 1 | 1 | 129519 | 10000 | 10000 | 10000 | 10010 | 130033 | 130033 | 130033 | 130033 | 130033 |
30024 | 130032 | 973 | 0 | 0 | 0 | 0 | 130017 | 119408 | 25 | 40023 | 10010 | 20006 | 10014 | 10 | 20000 | 10147 | 50 | 6216534 | 14816402 | 1 | 130993 | 131189 | 130770 | 125826 | 39 | 126426 | 30839 | 20 | 10917 | 20851 | 20 | 10920 | 21518 | 130785 | 130082 | 1 | 1 | 20021 | 10 | 9 | 10 | 10010 | 10000 | 10 | 0 | 2 | 10009 | 0 | 1 | 2 | 4275 | 0 | 0 | 0 | 1270 | 1 | 16 | 1 | 1 | 129519 | 10000 | 10000 | 10000 | 10010 | 130033 | 130076 | 130033 | 130033 | 130033 |
Count: 8
Code:
ucvtf h0, w8 ucvtf h1, w8 ucvtf h2, w8 ucvtf h3, w8 ucvtf h4, w8 ucvtf h5, w8 ucvtf h6, w8 ucvtf h7, w8
mov x8, 9
(fused SUBS/B.cc loop)
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 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 | 61 | 69 | 6b | 6d | 6e | map stall dispatch (70) | simd prf full (72) | 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) | l1d cache writeback (a8) | ac | c2 | branch cond mispred nonspec (c5) | branch mispred nonspec (cb) | cd | cf | d0 | d5 | map dispatch bubble (d6) | dd | fetch restart (de) | e0 | ? int output thing (e9) | ? ldst retires (ed) | ? simd retires (ee) | ? int retires (ef) | f5 | f6 | f7 | f8 | fd |
160204 | 26711 | 207 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 26704 | 0 | 25 | 160100 | 100 | 80000 | 80000 | 100 | 80020 | 80015 | 500 | 1169524 | 1885808 | 1 | 0 | 26690 | 0 | 26709 | 26720 | 6632 | 0 | 6 | 6661 | 160135 | 200 | 80020 | 80024 | 200 | 80020 | 80020 | 26709 | 26714 | 1 | 1 | 80201 | 100 | 99 | 100 | 100 | 80000 | 100 | 0 | 0 | 80000 | 0 | 3 | 0 | 1 | 1 | 1 | 5117 | 0 | 3 | 16 | 1 | 2 | 26706 | 0 | 80000 | 80000 | 100 | 26710 | 26710 | 26710 | 26710 | 26710 |
160204 | 26709 | 200 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 26694 | 0 | 25 | 160100 | 100 | 80000 | 80000 | 100 | 80020 | 80015 | 500 | 1168951 | 1884163 | 0 | 0 | 26690 | 0 | 26709 | 26709 | 6632 | 0 | 6 | 6658 | 160135 | 200 | 80020 | 80020 | 200 | 80020 | 80020 | 26709 | 26709 | 1 | 1 | 80201 | 100 | 99 | 100 | 100 | 80000 | 100 | 0 | 0 | 80000 | 0 | 0 | 0 | 1 | 1 | 1 | 5117 | 0 | 1 | 16 | 2 | 2 | 26751 | 0 | 80000 | 80000 | 100 | 26710 | 26710 | 26710 | 26710 | 26710 |
160204 | 26709 | 200 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 26705 | 0 | 25 | 160100 | 100 | 80000 | 80000 | 100 | 80020 | 80015 | 500 | 1168951 | 1884276 | 1 | 0 | 26690 | 0 | 26709 | 26709 | 6632 | 0 | 6 | 6658 | 160135 | 200 | 80020 | 80020 | 200 | 80020 | 80020 | 26709 | 26709 | 1 | 1 | 80201 | 100 | 99 | 100 | 100 | 80000 | 100 | 0 | 0 | 80000 | 0 | 0 | 0 | 1 | 1 | 1 | 5117 | 0 | 3 | 16 | 2 | 1 | 26706 | 0 | 80000 | 80000 | 100 | 26710 | 26715 | 26710 | 26716 | 26717 |
160204 | 26709 | 200 | 0 | 0 | 0 | 0 | 0 | 12 | 0 | 0 | 26709 | 0 | 25 | 160100 | 100 | 80000 | 80000 | 100 | 80020 | 80015 | 500 | 1168951 | 1884163 | 0 | 0 | 26694 | 0 | 26717 | 26723 | 6632 | 0 | 6 | 6658 | 160135 | 200 | 80020 | 80020 | 200 | 80020 | 80020 | 26709 | 26709 | 1 | 1 | 80201 | 100 | 99 | 100 | 100 | 80000 | 100 | 0 | 0 | 80000 | 0 | 0 | 0 | 1 | 1 | 1 | 5117 | 0 | 2 | 16 | 1 | 2 | 26706 | 0 | 80000 | 80000 | 100 | 26710 | 26710 | 26710 | 26710 | 26710 |
160204 | 26709 | 200 | 0 | 0 | 0 | 0 | 0 | 39 | 0 | 0 | 26788 | 0 | 25 | 160100 | 100 | 80000 | 80000 | 100 | 80020 | 80015 | 500 | 1168951 | 1884163 | 0 | 0 | 26690 | 0 | 26709 | 26709 | 6632 | 0 | 6 | 6658 | 160135 | 200 | 80020 | 80020 | 200 | 80020 | 80020 | 26713 | 26709 | 2 | 1 | 80201 | 100 | 99 | 100 | 100 | 80000 | 100 | 0 | 0 | 80000 | 0 | 6 | 0 | 1 | 1 | 1 | 5117 | 0 | 2 | 16 | 2 | 2 | 26706 | 0 | 80000 | 80000 | 100 | 26710 | 26710 | 26710 | 26710 | 26710 |
160204 | 26709 | 200 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 26755 | 0 | 25 | 160100 | 100 | 80000 | 80000 | 100 | 80020 | 80015 | 500 | 1168951 | 1884163 | 0 | 0 | 26690 | 0 | 26709 | 26709 | 6632 | 0 | 6 | 6658 | 160135 | 200 | 80020 | 80020 | 200 | 80020 | 80020 | 26710 | 26709 | 1 | 1 | 80201 | 100 | 99 | 100 | 100 | 80000 | 100 | 0 | 0 | 80000 | 0 | 0 | 0 | 1 | 1 | 1 | 5117 | 0 | 2 | 16 | 2 | 2 | 26874 | 0 | 80000 | 80000 | 100 | 26710 | 26710 | 26710 | 26710 | 26710 |
160204 | 26709 | 200 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 26725 | 2 | 25 | 160100 | 100 | 80000 | 80000 | 100 | 80020 | 80015 | 500 | 1168951 | 1884163 | 0 | 0 | 26690 | 0 | 26709 | 26709 | 6632 | 0 | 6 | 6658 | 160135 | 200 | 80020 | 80020 | 200 | 80020 | 80020 | 26709 | 26709 | 1 | 1 | 80201 | 100 | 99 | 100 | 100 | 80000 | 100 | 0 | 0 | 80000 | 0 | 0 | 0 | 1 | 1 | 1 | 5142 | 0 | 2 | 16 | 2 | 2 | 26706 | 0 | 80000 | 80000 | 100 | 26710 | 26710 | 26710 | 26710 | 26710 |
160204 | 26709 | 200 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 26716 | 0 | 25 | 160100 | 100 | 80000 | 80000 | 100 | 80020 | 80015 | 500 | 1168951 | 1884163 | 0 | 0 | 26690 | 0 | 26709 | 26709 | 6632 | 0 | 6 | 6658 | 160135 | 200 | 80020 | 80020 | 200 | 80020 | 80020 | 26709 | 26709 | 1 | 1 | 80201 | 100 | 99 | 100 | 100 | 80000 | 100 | 0 | 0 | 80000 | 0 | 0 | 0 | 1 | 1 | 1 | 5117 | 0 | 2 | 16 | 2 | 1 | 26706 | 0 | 80000 | 80000 | 100 | 26710 | 26710 | 26710 | 26710 | 26710 |
160204 | 26709 | 200 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 26764 | 0 | 25 | 160100 | 100 | 80000 | 80000 | 100 | 80020 | 80015 | 500 | 1168951 | 1884163 | 0 | 0 | 26690 | 0 | 26709 | 26709 | 6632 | 0 | 6 | 6658 | 160135 | 200 | 80020 | 80020 | 200 | 80020 | 80020 | 26709 | 26709 | 1 | 1 | 80201 | 100 | 99 | 100 | 100 | 80000 | 100 | 0 | 0 | 80000 | 0 | 0 | 0 | 1 | 1 | 1 | 5117 | 0 | 2 | 16 | 1 | 2 | 26706 | 0 | 80000 | 80000 | 100 | 26710 | 26713 | 26710 | 26729 | 26710 |
160204 | 26709 | 200 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 26706 | 0 | 25 | 160100 | 100 | 80000 | 80000 | 100 | 80020 | 80015 | 500 | 1168951 | 1884163 | 0 | 0 | 26690 | 0 | 26709 | 26709 | 6632 | 0 | 6 | 6658 | 160135 | 200 | 80020 | 80020 | 200 | 80020 | 80020 | 26709 | 26709 | 1 | 1 | 80201 | 100 | 99 | 100 | 100 | 80000 | 100 | 0 | 0 | 80000 | 0 | 0 | 0 | 1 | 1 | 1 | 5117 | 0 | 2 | 16 | 2 | 2 | 26706 | 0 | 80000 | 80000 | 100 | 26710 | 26710 | 26710 | 26710 | 26710 |
Result (median cycles for code divided by count): 0.3339
retire uop (01) | cycle (02) | 03 | 18 | 19 | 1e | 1f | 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 | 61 | 69 | 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 | a5 | ld unit uop (a6) | l1d cache writeback (a8) | ac | branch mispred nonspec (cb) | cd | cf | d0 | d2 | l1i cache miss demand (d3) | d5 | map dispatch bubble (d6) | dd | fetch restart (de) | e0 | ? ldst retires (ed) | ? simd retires (ee) | ? int retires (ef) | f5 | f6 | f7 | f8 | fd |
160024 | 26709 | 200 | 0 | 0 | 0 | 0 | 26694 | 2 | 25 | 160010 | 10 | 80000 | 80000 | 10 | 80000 | 80000 | 50 | 1168880 | 1884032 | 1 | 5 | 26690 | 26709 | 26709 | 6653 | 3 | 6689 | 160010 | 20 | 80000 | 80000 | 20 | 80000 | 80000 | 26709 | 26709 | 1 | 1 | 80021 | 10 | 9 | 10 | 10 | 80000 | 10 | 0 | 80000 | 0 | 6 | 0 | 0 | 5020 | 5 | 2 | 0 | 5 | 16 | 6 | 4 | 26706 | 80000 | 80000 | 10 | 26710 | 26761 | 26798 | 26716 | 26716 |
160024 | 26709 | 199 | 0 | 0 | 0 | 0 | 26694 | 0 | 25 | 160010 | 10 | 80000 | 80000 | 10 | 80000 | 80000 | 50 | 1168880 | 1884032 | 1 | 5 | 26690 | 26709 | 26709 | 6653 | 3 | 6689 | 160010 | 20 | 80000 | 80000 | 20 | 80000 | 80000 | 26709 | 26709 | 1 | 1 | 80021 | 10 | 9 | 10 | 10 | 80000 | 10 | 0 | 80000 | 4 | 0 | 0 | 0 | 5020 | 5 | 2 | 0 | 4 | 16 | 4 | 3 | 26706 | 80000 | 80000 | 10 | 26851 | 26829 | 26717 | 26726 | 26710 |
160024 | 26710 | 200 | 0 | 0 | 0 | 0 | 26694 | 0 | 25 | 160010 | 10 | 80000 | 80000 | 10 | 80000 | 80000 | 50 | 1168880 | 1884032 | 1 | 5 | 26690 | 26709 | 26709 | 6653 | 3 | 6689 | 160010 | 20 | 80000 | 80000 | 20 | 80000 | 80000 | 26709 | 26709 | 1 | 1 | 80021 | 10 | 9 | 10 | 10 | 80000 | 10 | 0 | 80000 | 1 | 0 | 0 | 0 | 5020 | 5 | 2 | 0 | 7 | 16 | 4 | 4 | 26706 | 80000 | 80000 | 10 | 26710 | 26798 | 26821 | 26719 | 26726 |
160024 | 26709 | 200 | 0 | 0 | 0 | 0 | 26694 | 2 | 25 | 160010 | 10 | 80000 | 80000 | 10 | 80000 | 80000 | 50 | 1168880 | 1884032 | 1 | 5 | 26690 | 26709 | 26709 | 6653 | 3 | 6689 | 160010 | 20 | 80000 | 80000 | 20 | 80000 | 80000 | 26709 | 26709 | 1 | 1 | 80021 | 10 | 9 | 10 | 10 | 80000 | 10 | 0 | 80130 | 3 | 886 | 0 | 0 | 5020 | 5 | 2 | 0 | 4 | 16 | 4 | 6 | 26706 | 80000 | 80000 | 10 | 26901 | 26779 | 26716 | 26759 | 26714 |
160024 | 26709 | 200 | 0 | 1 | 0 | 0 | 26694 | 0 | 25 | 160010 | 10 | 80000 | 80000 | 10 | 80000 | 80000 | 50 | 1168880 | 1884032 | 1 | 5 | 26690 | 26709 | 26709 | 6653 | 3 | 6689 | 160010 | 20 | 80000 | 80000 | 20 | 80000 | 80000 | 26709 | 26709 | 1 | 1 | 80021 | 10 | 9 | 10 | 10 | 80000 | 10 | 0 | 80000 | 2 | 0 | 0 | 0 | 5020 | 5 | 2 | 0 | 3 | 16 | 3 | 4 | 26706 | 80000 | 80000 | 10 | 26860 | 26724 | 26711 | 26713 | 26710 |
160024 | 26711 | 219 | 0 | 0 | 0 | 0 | 26694 | 0 | 25 | 160010 | 10 | 80000 | 80000 | 10 | 80000 | 80000 | 50 | 1168880 | 1884032 | 1 | 5 | 26690 | 26709 | 26709 | 6653 | 3 | 6689 | 160010 | 20 | 80000 | 80000 | 20 | 80000 | 80000 | 26714 | 26715 | 1 | 1 | 80021 | 10 | 9 | 10 | 10 | 80000 | 10 | 0 | 80000 | 0 | 0 | 0 | 0 | 5020 | 5 | 5 | 0 | 4 | 16 | 4 | 7 | 26706 | 80000 | 80000 | 10 | 26710 | 26887 | 26768 | 26788 | 26710 |
160024 | 26709 | 200 | 0 | 0 | 0 | 0 | 26694 | 2 | 25 | 160010 | 10 | 80000 | 80000 | 10 | 80000 | 80000 | 50 | 1168880 | 1884032 | 1 | 5 | 26690 | 26709 | 26709 | 6653 | 3 | 6689 | 160010 | 20 | 80000 | 80000 | 20 | 80000 | 80000 | 26709 | 26709 | 1 | 1 | 80021 | 10 | 9 | 10 | 10 | 80000 | 10 | 0 | 80000 | 0 | 0 | 0 | 0 | 5020 | 5 | 5 | 0 | 4 | 16 | 4 | 4 | 26706 | 80000 | 80000 | 10 | 26710 | 26847 | 26818 | 26721 | 26718 |
160024 | 26709 | 200 | 0 | 0 | 0 | 0 | 26694 | 2 | 25 | 160010 | 10 | 80000 | 80000 | 10 | 80000 | 80000 | 50 | 1168880 | 1884032 | 1 | 5 | 26690 | 26709 | 26709 | 6653 | 3 | 6689 | 160010 | 20 | 80000 | 80000 | 20 | 80000 | 80000 | 26709 | 26709 | 1 | 1 | 80021 | 10 | 9 | 10 | 10 | 80000 | 10 | 0 | 80000 | 3 | 0 | 0 | 0 | 5020 | 5 | 5 | 0 | 4 | 16 | 6 | 6 | 26706 | 80000 | 80000 | 10 | 26804 | 26888 | 26715 | 26718 | 26710 |
160024 | 26709 | 199 | 0 | 0 | 0 | 0 | 26694 | 1 | 25 | 160010 | 10 | 80000 | 80000 | 10 | 80000 | 80000 | 50 | 1168880 | 1884032 | 1 | 5 | 26690 | 26709 | 26709 | 6653 | 3 | 6689 | 160010 | 20 | 80000 | 80000 | 20 | 80000 | 80000 | 26709 | 26709 | 1 | 1 | 80021 | 10 | 9 | 10 | 10 | 80000 | 10 | 0 | 80523 | 0 | 0 | 0 | 0 | 5020 | 5 | 5 | 0 | 7 | 16 | 4 | 6 | 26706 | 80000 | 80000 | 10 | 26710 | 26710 | 26710 | 26710 | 26718 |
160024 | 26711 | 200 | 0 | 0 | 0 | 0 | 26694 | 0 | 25 | 160010 | 10 | 80000 | 80000 | 10 | 80000 | 80000 | 50 | 1168880 | 1884032 | 1 | 5 | 26690 | 26709 | 26709 | 6653 | 3 | 6689 | 160010 | 20 | 80000 | 80000 | 20 | 80000 | 80000 | 26709 | 26709 | 1 | 1 | 80021 | 10 | 9 | 10 | 10 | 80000 | 10 | 0 | 80000 | 3 | 0 | 0 | 0 | 5020 | 5 | 5 | 0 | 3 | 16 | 3 | 4 | 26706 | 80000 | 80000 | 10 | 26710 | 26805 | 26831 | 26716 | 26719 |