Apple M1 Microarchitecture Research by Dougall Johnson

Firestorm: Overview | Base Instructions | SIMD and FP Instructions
Icestorm:  Overview | Base Instructions | SIMD and FP Instructions

FMLS (by element, 4H)

Test 1: uops

Code:

  fmls v0.4h, v1.4h, v2.h[1]
  movi v0.16b, 1
  movi v1.16b, 2
  movi v2.16b, 3

(no loop instructions)

1000 unrolls and 1 iteration

Retires: 1.000

Issues: 1.000

Integer unit issues: 0.000

Load/store unit issues: 0.000

SIMD/FP unit issues: 1.000

retire (01)cycle (02)031e3f4e51inst issue (52)~issue fp/simd (54)~dispatch fp/simd (57)huge thing fp/simd (5b)60696d6edispatch stall (70)scheduler rewind (75)scheduler stall (76)~dispatch op (78)~map op fp/simd (7e)~map lookup fp/simd (81)8283pipeline redirect (84)85inst all (8c)inst neon or fp (9a)a0a8accfd5d6ddinst fetch restart (de)e0? fp/simd (ee)f5f6f7f8fd
10044037310208340725100010001000531908140184037403732583389510001000300040374037111001100000073216223473100040384038403840384038
10044037310145340725100010001000531908140184037403732583389510001000300040374037111001100040073216223473100040384086403840384038
10044037300843407251000100011485319081401840844037325833895100010003000403740371110011000110373216223473100040384038403840384038
1004403730061340725100010001000531908140184037403732583389510001000300040374037111001100000073216223473100040384038403840384038
1004403730061340725100010001000531908140184037403732583389510001000300040374037111001100000073223223473100040384038403840384038
1004403731084340725100010001000531908140184037403732583389510001000300040374037111001100000073216223473100040384038403840384038
1004403730061340725100010001000531908040184037403732583389510001000300040374037111001100000073216223473100040384038403840384038
10044037301561340725100010001000531908140184037403732583389510001000300040374037111001100000073216223473100040384038403840384038
1004403730061340725100010001000531908040184037403732583389510001000300040374037111001100000073216223473100040384038403840384038
1004403730061340725100010001000531908140184037403732583389510001000300040374037111001100000073216223473100040384038403840384038

Test 2: Latency 1->1

Code:

  fmls v0.4h, v1.4h, v2.h[1]
  movi v0.16b, 1
  movi v1.16b, 2
  movi v2.16b, 3

(fused SUBS/B.cc loop)

100 unrolls and 100 iterations

Result (median cycles for code): 4.0037

retire (01)cycle (02)03091e3a3f4e51inst issue (52)~issue int (53)~issue fp/simd (54)~dispatch int (56)~dispatch fp/simd (57)huge thing int (59)huge thing fp/simd (5b)60696d6edispatch stall (70)scheduler rewind (75)scheduler stall (76)~dispatch op (78)~map op int (7c)~map op fp/simd (7e)~map lookup int (7f)~map lookup fp/simd (81)8283pipeline redirect (84)85inst all (8c)inst branch (8d)inst branch taken (90)inst b.cc (94)inst integer (97)inst neon or fp (9a)9fa1a8acbranch mispredict (cb)cfd0d5d6ddinst fetch restart (de)e0? int output thing (e9)? fp/simd (ee)gpr retires (ef)f5f6f7f8fd
1020440037300000298394072510100100100001001000050057069080400184003740037381083387451010020010000200300004003740037111020110099100100100001000000710031633394790100001004003840038400384003840038
102044003730000061394072510100100100001001000050057069081400184003740037381083387451010020010000200300004003740037111020110099100100100001000000710031643394790100001004003840038400384003840038
102044003729900061394072510100100100001001000050057069080400184003740037381083387451010020010000200300004003740037111020110099100100100001000000710131633394790100001004003840038400384003840038
102044003730000161394072510100100100001001000050057069081400184003740037381083387451010020010000200300004003740037111020110099100100100001000000710131633394790100001004003840038400384003840038
102044003730000061394072510100100100001001000050057069081400184003740037381083387451010020010000200300004003740037111020110099100100100001000000710131633394790100001004003840038400384003840038
102044003729900061394072510100100100001001000050057069080400184003740037381083387451010020010000200300004003740037111020110099100100100001000000710131633394790100001004003840038400384003840038
102044003730000061394072510100100100001001000050057069081400184003740086381083387451010020010000200300004003740037111020110099100100100001000000710131633394790100001004003840038400384003840038
102044003730000061394072510100100100001001000050057069080400184003740037381083387451010020010000200300004003740037111020110099100100100001000030710131633394790100001004003840038400384003840038
1020440037299000145394072510100100100001001000050057069081400184003740037381083387451010020010000200300004003740037111020110099100100100001000000710131633394790100001004003840038400384003840038
102044003729900061394072510100100100001001000050057069080400184003740037381083387451010020010000200300004003740037111020110099100100100001000000710131633394790100001004003840038400384003840038

1000 unrolls and 10 iterations

Result (median cycles for code): 4.0037

retire (01)cycle (02)031e1f3f4e51inst issue (52)~issue int (53)~issue fp/simd (54)~dispatch int (56)~dispatch fp/simd (57)huge thing int (59)huge thing fp/simd (5b)60696b6d6edispatch stall (70)72scheduler rewind (75)scheduler stall (76)~dispatch op (78)~map op int (7c)~map op fp/simd (7e)~map lookup int (7f)~map lookup fp/simd (81)8283pipeline redirect (84)85inst all (8c)inst branch (8d)inst branch taken (90)inst b.cc (94)inst integer (97)inst neon or fp (9a)9fa6a8accfd5d6ddinst fetch restart (de)e0? fp/simd (ee)gpr retires (ef)f5f6f7f8fd
100244003730000145394072510010101000010100005057069081400180400374003738130033876710010201000020300004003740037111002110910101000010000640416333947310000104003840038400384003840038
10024400373003061394072510010101000010100005057069081400180400374003738130033876710010201000020300004003740037111002110910101000010000640316333947310000104003840038400384003840038
10024400373000061394072510010101000010100005057069081400180400374003738130033876710010201000020300004003740037111002110910101000010000640316333947310000104003840038400384003840038
10024400373000061394072510010101000010100005057069081400180400374003738130033876710010201000020300004003740037111002110910101000010000640416333947310000104003840038400384003840038
100244003730000441394072510010101000010100005057069081400180400374003738130033876710010201000020300004003740037111002110910101000010000640316433947310000104003840038400384003840038
10024400372990061394072510010101000010100005057069081400180400374003738130033876710010201000020300004003740037111002110910101000010000640316333947310000104003840038400384003840038
10024400373000061394072510010101000010100005057069081400180400374003738130033876710010201000020300004003740037111002110910101000010000640316333947310000104003840038400384003840038
10024400373000061394072510010101000010100005057069081400180400374003738130033876710010201000020300004003740037111002110910101000010000640316333947310000104003840038400384003840038
10024400373010061394072510010101000010100005057069081400180400374003738130033876710010201000020300004003740037111002110910101000010000640316333947310000104003840038400384003840038
10024400372990061394072510010101000010100005057069081400180400374003738130033876710010201000020300004003740037111002110910101000010000640316333947310000104003840038400384003840038

Test 3: Latency 1->2

Code:

  fmls v0.4h, v0.4h, v1.h[1]
  movi v0.16b, 1
  movi v1.16b, 2

(fused SUBS/B.cc loop)

100 unrolls and 100 iterations

Result (median cycles for code): 4.0037

retire (01)cycle (02)0308090b1e3f4e51inst issue (52)~issue int (53)~issue fp/simd (54)~dispatch int (56)~dispatch fp/simd (57)huge thing int (59)huge thing fp/simd (5b)696d6edispatch stall (70)scheduler rewind (75)scheduler stall (76)~dispatch op (78)~map op int (7c)~map op fp/simd (7e)~map lookup int (7f)~map lookup fp/simd (81)8283pipeline redirect (84)85inst all (8c)inst branch (8d)inst branch taken (90)inst b.cc (94)inst integer (97)inst neon or fp (9a)9fa8a9accfd5d6ddinst fetch restart (de)e0? fp/simd (ee)gpr retires (ef)f5f6f7f8fd
102044003730000006139407251010010010000100100005005706908400184003740037381083387451010020010000200300004003740037111020110099100100100001000007101161139479100001004003840038400384003840038
102044003729900006139407251010010010000100100005005706908400184003740037381083387451010020010000200300004003740037111020110099100100100001000007101161139479100001004003840038400384003840038
102044003730000006139407251010010010000100100005005706908400184003740037381083387451010020010000200300004003740037111020110099100100100001000007101161139479100001004003840038400384003840038
1020440037300000033639407251010010010000100100005005706908400184003740037381083387451010020010000200300004003740037111020110099100100100001000107101161339479100001004003840038400384003840038
1020440037300000072639407251010010010000100100005005706908400184003740037381083387451010020010000200300004003740037111020110099100100100001000007101161139479100001004003840038400384003840038
102044003730000006139407251010010010000100100005005706908400184003740037381083387451010020010000200300004003740037111020110099100100100001000007101161139479100001004003840038400384003840038
102044003730000006139407251010010010000100100005005706908400184003740037381083387451010020010000200300004003740037111020110099100100100001000007101161139479100001004003840038400384003840038
102044003729900006139407251010010010000100100005005706908400184003740037381083387451010020010000200300004003740037111020110099100100100001000007101161139479100001004003840038400384003840038
102044003730000006139407251010010010000100100005005706908400184003740037381083387451010020010000200300004003740037111020110099100100100001000007101164139479100001004003840038400384003840038
1020440037300000072639407251010010010000100100005005706908400184003740037381083387451010020010000200300004003740037111020110099100100100001000007101161139479100001004003840038400384003840038

1000 unrolls and 10 iterations

Result (median cycles for code): 4.0037

retire (01)cycle (02)031e3f4e51inst issue (52)~issue int (53)~issue fp/simd (54)~dispatch int (56)~dispatch fp/simd (57)huge thing int (59)huge thing fp/simd (5b)60696d6edispatch stall (70)72scheduler rewind (75)scheduler stall (76)~dispatch op (78)~map op int (7c)~map op fp/simd (7e)~map lookup int (7f)~map lookup fp/simd (81)8283pipeline redirect (84)85inst all (8c)inst branch (8d)inst branch taken (90)inst b.cc (94)inst integer (97)inst neon or fp (9a)9fa8accfd5d6ddinst fetch restart (de)e0? int output thing (e9)? fp/simd (ee)gpr retires (ef)f5f6f7f8fd
100244003729906139407251001010100001010000505706908140018400374003738130033876710010201000020300004003740037111002110910101000010006402162239473010000104003840038400384003840038
100244003730006139407251001010100001010000505706908140018400374003738130033876710010201000020300004003740037111002110910101000010006402162239473010000104003840038400384003840038
100244003730006139407251001010100001010000555706908140018400374003738130033876710010201000020300004003740037111002110910101000010006402162239473010000104003840038400384003840038
100244003729906139407251001010100001010000505706908140018400374003738130033876710010201000020300004003740037111002110910101000010006402162239473010000104003840038400384003840038
100244003729906139407251001010100001010000505706908140018400374003738130033876710010201000020300004003740037111002110910101000010006402162539473010000104003840038400384003840038
100244003730006139407251001010100001010000505706908140018400374003738130033876710010201000020300004003740037111002110910101000010006402162239473010000104003840038400384003840038
1002440037300035339407251001010100001010000505706908140018400374003738130033876710010201000020300004003740037111002110910101000010006402162239473010000104003840038400384003840038
100244003731006139407251001010100001010000505706908140018400374003738130033876710010201000020300004003740037111002110910101000010006402162239473010000104003840038400384003840038
100244003730006139407251001010100001010000505706908140018400374003738130033876710010201000020300004003740037111002110910101000010006402162239473010000104003840038400384003840038
100244003729906139407251001010100001010000505706908140018400374003738130033876710010201000020300004003740037111002110910101000010006402162239473010000104003840038400384003840038

Test 4: Latency 1->3

Code:

  fmls v0.4h, v1.4h, v0.h[1]
  movi v0.16b, 1
  movi v1.16b, 2

(fused SUBS/B.cc loop)

100 unrolls and 100 iterations

Result (median cycles for code): 4.0037

retire (01)cycle (02)031e3f4e51inst issue (52)~issue int (53)~issue fp/simd (54)~dispatch int (56)~dispatch fp/simd (57)huge thing int (59)huge thing fp/simd (5b)60696d6edispatch stall (70)scheduler rewind (75)scheduler stall (76)~dispatch op (78)~map op int (7c)~map op fp/simd (7e)~map lookup int (7f)~map lookup fp/simd (81)8283pipeline redirect (84)85inst all (8c)inst branch (8d)inst branch taken (90)inst b.cc (94)inst integer (97)inst neon or fp (9a)9fa0a6a8acc5cfd5d6ddinst fetch restart (de)e0? fp/simd (ee)gpr retires (ef)f5f6f7f8fd
1020440037300156139407251010010010000100100005005706908040018400374008538108738762101002041000020030498400374003711102011009910010010000100000007103162239479100001004003840038400384003840038
102044003730006139407251010010010000100100005005706908140018400374003738108338745101002001000020030000400374003711102011009910010010000100000007102162239479100001004003840038400384003840038
102044003730006139407251010010010000100100005005706908140018400374003738108338745101002001000020030000400374003711102011009910010010000100000007102162239479100001004003840038400384003840038
102044003730006139407251010010010000100100005005706908140018400374003738108338745101002001000020030000400374003711102011009910010010000100000007102162239479100001004003840038400384003840038
102044003729906139407251010010410000100100005005706908140018400374003738108338745101002001000020030000400794003711102011009910010010000100000007102162239479100001004003840038400384003840038
102044003730006139407251010010010000100100005005706908040018400374003738108338745101002001000020030000400374003711102011009910010010000100000307102162239479100001004003840038400384003840038
102044003731106139407251013310010000100100005005706908140053400374017938115338745104232001000020030000400374003711102011009910010010000100131007102162239479100001004003840038400384003840038
1020440037300072639407251010010010000100100005005706908140018400374003738108338745101002001000020030000400374003711102011009910010010000100000007102162239479100001004003840038400384003840038
102044003730006139407251010010010000100100005005706908040018400374003738108338745101002001000020030000400374003711102011009910010010000100000007102492239479100001004003840038400384003840038
1020440037300156139407251010010010000100100005005706908040018400374003738108338745101002001000020030000400374003711102011009910010010000100000007102162239479100001004003840038400384003840038

1000 unrolls and 10 iterations

Result (median cycles for code): 4.0037

retire (01)cycle (02)031e1f3f4e51inst issue (52)~issue int (53)~issue fp/simd (54)~dispatch int (56)~dispatch fp/simd (57)huge thing int (59)huge thing fp/simd (5b)60696d6edispatch stall (70)72scheduler rewind (75)scheduler stall (76)~dispatch op (78)~map op int (7c)~map op fp/simd (7e)~map lookup int (7f)~map lookup fp/simd (81)8283pipeline redirect (84)85inst all (8c)inst branch (8d)inst branch taken (90)inst b.cc (94)inst integer (97)inst neon or fp (9a)9fa8acc2cfd5d6ddinst fetch restart (de)e0? fp/simd (ee)gpr retires (ef)f5f6f7f8fd
10024400373000072639407251001010100001010000505706908040018400374003738130033876710010201000020300004003740037111002110910101000010000640216223947310000104003840038400384003840038
1002440037300006139407251001010100001010000505706908040018400374003738130033876710010201000020300004003740037111002110910101000010000640216223947310000104003840038400384003840038
1002440037300006139407251001010100001010000505706908140018400374003738130033876710010201000020300004003740037111002110910101000010000640216223947310000104003840038400384003840038
1002440037300006139407251001010100001010000505706908040018400374003738130033876710010201000020300004003740037111002110910101000010130640216223947310000104003840038400384003840038
10024400372996608239407251001010100001010000505706908040018400374003738130033876710010201000020300004008440037111002110910101000010000640216223947310000104003840038400384003840038
1002440037299006139407251001010100001010000505706908040065400374003738130033876710010201000020300004003740037111002110910101000010000640216223947310000104003840038400384003840038
1002440037300006139407251001010100001010000505706908140018400374003738130033876710010201000020300004003740037111002110910101000010000640216223947310000104003840038400384003840038
1002440037300006139407251001010100001010000505706908140018400374003738130033876710010201000020300004003740037111002110910101000010000640216223947310000104003840038400384003840038
1002440037299006139407251001010100001010000505706908040018400374003738130033876710010201000020300004003740037111002110910101000010000640216223947310000104003840038400384003840038
10024400372990025139407251001010100001010000505706908140018400374003738130033876710010201000020300004003740037111002110910101000010000640216223947310000104003840038400384003840038

Test 5: throughput

Count: 8

Code:

  movi v0.16b, 0
  fmls v0.4h, v8.4h, v9.h[1]
  movi v1.16b, 0
  fmls v1.4h, v8.4h, v9.h[1]
  movi v2.16b, 0
  fmls v2.4h, v8.4h, v9.h[1]
  movi v3.16b, 0
  fmls v3.4h, v8.4h, v9.h[1]
  movi v4.16b, 0
  fmls v4.4h, v8.4h, v9.h[1]
  movi v5.16b, 0
  fmls v5.4h, v8.4h, v9.h[1]
  movi v6.16b, 0
  fmls v6.4h, v8.4h, v9.h[1]
  movi v7.16b, 0
  fmls v7.4h, v8.4h, v9.h[1]
  movi v8.16b, 9
  movi v9.16b, 10

(fused SUBS/B.cc loop)

100 unrolls and 100 iterations

Result (median cycles for code divided by count): 0.2508

retire (01)cycle (02)031e3f51inst issue (52)~issue int (53)~issue fp/simd (54)~dispatch int (56)~dispatch fp/simd (57)huge thing int (59)huge thing fp/simd (5b)60696d6escheduler rewind (75)scheduler stall (76)~dispatch op (78)~map op int (7c)~map op fp/simd (7e)~map lookup int (7f)~map lookup fp/simd (81)8283pipeline redirect (84)85inst all (8c)inst branch (8d)inst branch taken (90)inst b.cc (94)inst integer (97)inst neon or fp (9a)9facc2cfd5d6ddinst fetch restart (de)e0? fp/simd (ee)gpr retires (ef)f5f6f7f8fd
160204200911502740258010010080000100800005006400000200462006520065323801002008000020024000020065200651116020110099100100160000100601011121611200621600001002006620066200662006620066
16020420065150040258010010080000100800005006400000200462006520065323801002008000020024000020065200651116020110099100100160000100001011111611200621600001002006620066200662006620066
16020420065150040258010010080000100800005006400000200462006520065323801002008000020024000020065200651116020110099100100160000100001011111611200621600001002006620066200662006620066
160204200651500103258010010080000100800005006400001200462006520065323801002008000020024000020065200651116020110099100100160000100001011111611200621600001002006620066200662006620066
16020420065150040258010010080000100800005006400000200462006520065323801002008000020024000020065200651116020110099100100160000100001011111611200621600001002006620066200662006620066
16020420065151040258010011180000100801095006400001200462006520065323801002008000020024000020065200651116020110099100100160000100001011111611200621600001002006620066200662006620066
16020420065150040258010010080000100800005006400001200462006520065323801002008000020024000020065200651116020110099100100160000100001011111611200621600001002006620066200662006620066
1602042006515031240258010010080000100800005006400001200462006520065323801002008000020024000020065200651116020110099100100160000100001011111611200621600001002006620066200662006620066
16020420065150040258010010080000100800005006400001200462006520065323801002008000020024000020065200651116020110099100100160000100001011111611200621600001002006620066200662006620066
16020420065150040258010010080000100800005006400001200462006520065323801002008000020024000020065200651116020110099100100160000100001011111611200621600001002006620066200662006620066

1000 unrolls and 10 iterations

Result (median cycles for code divided by count): 0.2508

retire (01)cycle (02)03081e3f51inst issue (52)~issue int (53)~issue fp/simd (54)~dispatch int (56)~dispatch fp/simd (57)huge thing int (59)huge thing fp/simd (5b)5f6061696d6e74scheduler rewind (75)scheduler stall (76)~dispatch op (78)~map op int (7c)~map op fp/simd (7e)~map lookup int (7f)~map lookup fp/simd (81)8283pipeline redirect (84)85inst all (8c)inst branch (8d)inst branch taken (90)inst b.cc (94)inst integer (97)inst neon or fp (9a)9facc2cfd0d2icache miss (d3)d5d6d9dadbddinst fetch restart (de)e0? int output thing (e9)eaec? fp/simd (ee)gpr retires (ef)f5f6f7f8fd
1600242009115000462780012128000012800006264000011020033200522005203238001220800002024000020052200521116002110910101600001000100306311134412127200582401160000102006220053200622006220062
1600242006115100522980012128000012800006264000001020042200612005203238001220800002024000020061200521116002110910101600001000100371352625412128200492402160000102005320062200532006220053
16002420052151004629800121280000128000062640000011020042200612005203238001220800002024000020052200611116002110910101600001000100321352825412611200492201160000102006220053200622005320062
160024200521510052298001212800001280000626400000110200422005220061032380012208000020240000200522006121160021109101016000010001003813621225412712200492202160000102006220053200622006220062
16002420061150005229800121280000128000062640000011020042200612006103238001220800002024000020061200611116002110910101600001000100331662634422116200582402160000102006220062200622006220062
16002420061150005229800121280000128000062640000011020042200612006103238001220800002024000020061200611116002110910101600001000100371662734222611200492202160000102006220062200532006220053
1600242005215001593429800121280000128000062640000011020042200612006103238001220800002024000020061200611116002110910101600001000100321372734412711200582402160000102006220062200622006220062
16002420061150094629800121280000128000062640000111020051200522006103238001220800002024000020061200611116002110910101600001000100371672734422711200582402160000102006220062200622006220062
160024200611500052278001212800001280000626400000110200422006120061032380012208000020240000200522006111160021109101016000010001003816721234421712200582402160000102006220062200622005320062
16002420139150005229800121280000128000062640000000200512006120061032380012208000020240000200612006111160021109101016000010001003816621225221611200582202160000102006220053200622006220053

Test 6: throughput

Count: 12

Code:

  fmls v0.4h, v12.4h, v13.h[1]
  fmls v1.4h, v12.4h, v13.h[1]
  fmls v2.4h, v12.4h, v13.h[1]
  fmls v3.4h, v12.4h, v13.h[1]
  fmls v4.4h, v12.4h, v13.h[1]
  fmls v5.4h, v12.4h, v13.h[1]
  fmls v6.4h, v12.4h, v13.h[1]
  fmls v7.4h, v12.4h, v13.h[1]
  fmls v8.4h, v12.4h, v13.h[1]
  fmls v9.4h, v12.4h, v13.h[1]
  fmls v10.4h, v12.4h, v13.h[1]
  fmls v11.4h, v12.4h, v13.h[1]
  movi v12.16b, 13
  movi v13.16b, 14

(fused SUBS/B.cc loop)

100 unrolls and 100 iterations

Result (median cycles for code divided by count): 0.3337

retire (01)cycle (02)0307080b181e373f4e51inst issue (52)~issue int (53)~issue fp/simd (54)~dispatch int (56)~dispatch fp/simd (57)huge thing int (59)huge thing fp/simd (5b)60696d6edispatch stall (70)scheduler rewind (75)scheduler stall (76)~dispatch op (78)~map op int (7c)~map op fp/simd (7e)~map lookup int (7f)~map lookup fp/simd (81)8283pipeline redirect (84)85inst all (8c)inst branch (8d)inst branch taken (90)inst b.cc (94)inst integer (97)inst neon or fp (9a)9fa6a8acc2cdcfd5d6ddinst fetch restart (de)e0? int output thing (e9)? fp/simd (ee)gpr retires (ef)f5f6f7f8fd
12020440039303000039061996125120100100120000100120000500563064004002040039400392493232499712010020012000020036000040039400391112020110099100100120000100000007610116114003001200001004004040040400404169240040
12020440039300000015061996125120100100120000100120000500563064004002040039400392493232499712010020012000020036000040039400391112020110099100100120000100000007610516114003001200001004004040040400404004040040
12020440039300000012061996125120100100120000100120000500563064004002040039400392493232499712010020012000020036000040039400391112020110099100100120000100000007610116114003001200001004004040040400404004040040
1202044003930000000061996125120100100120000100120000500563064004167240039400392493232499712010020012000020036000040039400391112020110099100100120000100000007610116114003001200001004004040040400404004041692
1202044003930000000061996125120100100120000100120000500563064004002040039400392493232499712010020012000020036000040039400391112020110099100100120000100000007610116114003001200001004004040040400404004040040
1202044003931200000061996125120100100120000100120000500563064004002040039400392493232499712010020012000020036000040039400391112020110099100100120000100000007610116114003001200001004168741692400404247141692
1202044003931200000061996125120100100120000100120000500563064014002040039400392493232499712010020012000020036000040039416861112020110099100100120000100000007610116114003001200001004004040040400404004040040
12020440039300000000726996125120100100120000100120000500563064004002040039400392493232499712010020012000020036000040039400391112020110099100100120000100000007610116114003001200001004168740040400404004040040
1202044003930000000361996125120100100120000107120000500563064004002040039400392493232499712010020012000020036000040039400391112020110099100100120000100010007610116114003001200001004004040040400404004040040
1202044076129900000161996125120100100120000100120000500563064004002040039400392493232499712010020012000020036000040039400391112020110099100100120000100000007610116114003001200001004004040040400404004040040

1000 unrolls and 10 iterations

Result (median cycles for code divided by count): 0.3337

retire (01)cycle (02)031e373f4e51inst issue (52)~issue int (53)~issue fp/simd (54)~dispatch int (56)~dispatch fp/simd (57)huge thing int (59)huge thing fp/simd (5b)6061696d6edispatch stall (70)scheduler rewind (75)scheduler stall (76)~dispatch op (78)~map op int (7c)~map op fp/simd (7e)~map lookup int (7f)~map lookup fp/simd (81)8283pipeline redirect (84)85inst all (8c)inst branch (8d)inst branch taken (90)inst b.cc (94)inst integer (97)inst neon or fp (9a)9fa0a8accfd0d2icache miss (d3)d5d6ddinst fetch restart (de)e0ec? fp/simd (ee)gpr retires (ef)f5f6f7f8fd
1200244003930000407996125120010101200001012000050563064010400204003940039249553250191200102012000020360000400394003911120021109101012000010000752051021623400300120000104004040040400404004040040
1200244003929900124996125120010101200001012000050563064000400204003940039249553250191200102012000020360000416914003911120021109101012000010000752000021633400300120000104004041692400404004040040
120024400393129061996125120010101200001012000050563064010400204003940039249553250191200102012000020360000400394003911120021109101012000010000752000031632400300120000104004040040400404004040040
120024400923130061996125120010101200001012000050563064015400204003940039249553250191200102012000020360000400394003911120021109101012000010000752002031623400300120000104004040040416924168740040
120024400393120061996125120010101200001012000050563064005400204003940039266043250191200102012000020360000400394003911120021109101012000010000752003031623400300120000104004040040400404004040040
12002441691299390124996125120010101200001012000050563064005400204003940039249553266711200102012000020360000400394138911120021109101012000010020752003032432400300120000104004040040400404004040040
120024400393130061996125120010101200001012000050563064010400204003940039249553250191200102012000020360000400394003911120021109101012000010000752050031623416780120000104004040040400404004040040
120024400393120061996125120010101200001012000050563064015400204003940039249553266661200102012000020360000400394003911120021109101012000010000752050041633400300120000104004040040400404004040040
1200244009030000536996125120010101200001012000050563064000400204003940039249553250191200102012000020360000400394003911120021109101012000010000752050031633400300120000104004040040400404004040040
120024400393000061996125120321101200011012000050585186905400204003940039249553250191200102012000020360000400394003911120021109101012000010000752003021632400300120000104004040040400404004040040