Apple M1 Microarchitecture Research by Dougall Johnson

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

SMLSL2 (vector, 2D)

Test 1: uops

Code:

  smlsl2 v0.2d, v1.4s, v2.4s
  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)a8acc2cfd5d6ddinst fetch restart (de)e0? fp/simd (ee)f5f6f7f8fd
1004303722061254825100010001000398313130183037303724153289510001000300030373037111001100000073116112630100030383038303830383038
1004303722061254825100010001000398313130183037303724153289510001000300030373037111001100000073116112630100030383038303830383038
10043037230612548251000100010003983130301830373037241532895100010003000303730371110011000100073116112630100030383038303830383038
100430372206125482510001000100039831303018303730372415328951000100030003037303711100110000162073116112630100030383038303830383038
1004303722061254825100010001000398313130183037303724153289510001000300030373037111001100000273116112630100030383038303830383038
1004303723061254825100010001000398313030183037303724153289510001000300030373037111001100000073116112630100030383038303830383038
1004303723061254825100010001000398313130183037303724153289510001000300030373037111001100000073116112630100030383038303830383038
1004303722061254825100010001000398313130183037303724153289510001000300030373037111001100000073116112630100030383038303830383038
1004303723061254825100010001000398313030183037303724153289510001000300030373037111001100000073116112630100030383038303830383038
1004303723961254825100010001000398313030183037303724153289510001000300030373037111001100013473116112630100030383038303830383038

Test 2: Latency 1->1

Code:

  smlsl2 v0.2d, v1.4s, v2.4s
  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): 3.0037

retire (01)cycle (02)03083a3f4e51inst 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)696b6d6edispatch 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)9fa0a1a8accfd0d5d6ddinst fetch restart (de)e0? fp/simd (ee)gpr retires (ef)f5f6f7f8fd
1020430037225006129548251010010010000100100005004277313300180300373003728265328745101002001000020030000300373003711102011009910010010000100000071002162229634100001003003830038300383003830038
10204300372250053629548251010010010000100100005004277313300180300373003728265328745101002001000020030000300373003711102011009910010010000100201071002163229634100001003003830038300383003830038
1020430037225106129548251010010010000100100005004277313300180300373003728265328745101002001000020030000300373003711102011009910010010000100000071002162229634100001003003830038300383003830038
1020430037224006129548251010010010000100100005004277313300180300373003728265328745101002001000020030000300373003711102011009910010010000100000371012162229634100001003003830038300383003830038
1020430037224006129548251010010010000100100005004277313300180300373003728265328745101002001000020030000300373003711102011009910010010000100000071212162229634100001003003830038300383003830038
1020430037225006129548251010010010000100100005004277313300180300373003728265328745101002001000020030000300373003711102011009910010010000100000071012162229634100001003003830038300383003830038
1020430037224006129548251010010010000100100005004277313300180300373003728265328745101002001000020030000300373003711102011009910010010000100201071012162229634100001003003830038300383003830038
1020430037225006129548251010010010000100100005004277313300180300373003728265328745101002001000020030000300373003711102011009910010010000100000071012162229634100001003003830038300383003830038
1020430037225006129548251010010010000100100005004277313300180300373003728265328745101002001000020030000300373003711102011009910010010000100000071012162229634100001003003830038300383003830038
10204300372250025129548251010010010000100100005004277313300180300373003728265328745101002001000020030000300373003711102011009910010010000100000071012162229634100001003003830038300383003830038

1000 unrolls and 10 iterations

Result (median cycles for code): 3.0037

retire (01)cycle (02)030b181e3f4e51inst 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)9fa0a8a9acc5cfd5d6ddinst fetch restart (de)e0? fp/simd (ee)gpr retires (ef)f5f6f7f8fd
1002430037225000726295482510010101000010100005042773130300183003730037282873287671001020100002030000300373003711100211091010100001001030640216222963010000103003830038300383003830038
1002430037225100726295482510010101000010100005042773131300183003730037282873287671001020100002030000300373003711100211091010100001000000640216222963010000103003830038300383003830038
1002430037225000726295482510010101000010100005042773130300183003730037282873287671001020100002030000300373003711100211091010100001000000640216222963010000103003830038300383003830038
100243003722400061295482510010101000010100005042773131300183003730037282873287671001020100002030000300373003711100211091010100001000000640216222963010000103003830038300383003830038
1002430037225000536295482510010101000010100005042773131300183003730037282873287671001020100002030000300373003711100211091010100001000000640216222963010000103003830038300383003830038
100243003722500061295482510010101000010100005042773130300183008230037282873287671001020100002030000300373003711100211091010100001001000640216222963010000103003830038300383003830038
100243003722500061295482510010101000010100005042773130300183003730037282873287671001020100002030000300373003711100211091010100001000000640216222963010000103003830038300383003830038
100243003722400061295482510010101000010100005042773131300183003730037282873287671001020100002030000300373003711100211091010100001001000640216222963010000103003830038300383003830038
100243003722500061295482510010101000010100005042773131300183003730037282873287671001020100002030000300373003711100211091010100001001000640216222963010000103003830038300383003830038
100243003722500061295482510010101000010100005042773130300183003730037282873287671001020100002030000300373003711100211091010100001000000640216222963010000103003830038300383003830038

Test 3: Latency 1->2

Code:

  smlsl2 v0.2d, v0.4s, v1.4s
  movi v0.16b, 1
  movi v1.16b, 2

(fused SUBS/B.cc loop)

100 unrolls and 100 iterations

Result (median cycles for code): 3.0037

retire (01)cycle (02)03090b18191e3f4e51inst 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)9fa0a1a8a9accdcfd5d6ddinst fetch restart (de)e0? fp/simd (ee)gpr retires (ef)f5f6f7f8fd
102043003722400000612954825101001001000010010000500427731303001830037300842826503287451010020010000200300003003730037111020110099100100100001000000007102162229634100001003003830038300383003830038
102043003722500000612954825101001001000010010000500427731303001830037300372826503287451010020010000200300003003730037111020110099100100100001000000007102162229634100001003003830038300383003830038
102043003722500000612954825101001001000010010000500427731303001830037300372826503287451010020010000200300003003730037111020110099100100100001000000007102162229634100001003003830038300383003830038
102043003722500000612954825101001001000010010000500427731303001830037300372826503287451010020010000200300003003730037111020110099100100100001000030007102162229634100001003003830038300383003830038
102043003722500000612954825101001001000010010000500427731303001830084300372826503287451010020010000200300003003730037111020110099100100100001000000007102162229634100001003003830038300383003830038
102043003722500000612954825101001001000010010000500427731303001830037300372826503287451010020010000200300003003730037211020110099100100100001000000007102162229634100001003003830038300383003830038
1020430037225000007262954825101001001000010010000500427731303001830037300372826503287451010020010000200300003003730037111020110099100100100001000000007102162229634100001003003830038300383003830038
102043003722500000612954825101001001000010010000500427731303001830037300372826503287451010020010000200300003003730037111020110099100100100001000000007102162229634100001003003830038300383003830038
102043003722500000612954825101001001000010010000500427731303001830037300372826503287451010020010000200300003003730037111020110099100100100001000000307102162229634100001003003830038300383003830038
102043003722500000612954825101001001000010010000500427731313001830037300372826503287451010020010000200300003003730037111020110099100100100001000000007102162229634100001003003830038300383003830038

1000 unrolls and 10 iterations

Result (median cycles for code): 3.0037

retire (01)cycle (02)0318191e3f4e51inst 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)9fa0a1a8a9accfd5d6ddinst fetch restart (de)e0? fp/simd (ee)gpr retires (ef)f5f6f7f8fd
1002430037225000726295482510010101000010100005042773130300183003730037282873287671001020100002030000300373003711100211091010100001000300640416222963010000103003830038300383003830038
1002430131225000346295482510010101000010100005042773130300183003730037282873287671001020100002030000300373003711100211091010100001000000640216222963010000103003830038300383003830038
100243003722400082295482510010101000010100005042773130300183003730037282873287671001020100002030000300373003711100211091010100001022300640216222963010000103003830038300383003830038
1002430037225000156295482510010101000010100005042773131300183003730037282873287671001020100002030000300373003711100211091010100001000000640216222963010000103003830038300383003830038
1002430037225000536295482510010101000010100005042773131300183003730037282873287671001020100002030000300373003711100211091010100001000200640216222963010000103003830038300383003830038
100243003722500121169295392510010101000010101495042773130300183003730037282877287671031020101622030000300373003721100211091010100001000000640216222963010000103003830038300383003830038
10024300372250015346295484410010101000010101495042773130300183003730037282873287671001020100002030000300373003711100211091010100001000000640216222963010000103003830038300383003830038
100243003722500061295482510010101000010100005042773130300183003730037282873287671001020100002030000300373003711100211091010100001000000640216222963010000103003830038300383003830038
1002430037225000536295482510010101000010100005042773130300183003730037282873287671001020100002030000300373003711100211091010100001000000640216222963010000103003830038300383003830038
1002430037225000346295482510010101000010100005042773130300183003730037282873287671001020100002030000300373003711100211091010100001000000640216222963010000103003830038300383003830038

Test 4: Latency 1->3

Code:

  smlsl2 v0.2d, v1.4s, v0.4s
  movi v0.16b, 1
  movi v1.16b, 2

(fused SUBS/B.cc loop)

100 unrolls and 100 iterations

Result (median cycles for code): 3.0037

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)9fa8accfd5d6ddinst fetch restart (de)e0? fp/simd (ee)gpr retires (ef)f5f6f7f8fd
1020430037225024529548251010010010000100100005004277313130018300373003728265328745101002001000020030000300373003711102011009910010010000100107101161129634100001003003830038300383003830038
102043003722506129548251010010010000100100005004277313130018300373003728265328745101002001000020030000300373003711102011009910010010000100007101161129634100001003003830038300383003830038
102043003722506129539251010010010000100100005004277313130018300373003728265328745101002001000020030000300373003711102011009910010010000100007101161129634100001003003830038300383003830038
102043003723806129548251010010010000100100005004277313130018300373003728265328745101002001000020030000300373003711102011009910010010000100007101161129634100001003003830038300383003830038
102043003722506129548251010010010000100100005004277313130018300373003728265328745101002001000020030000300373003711102011009910010010000100007101161129634100001003003830038300383003830038
10204300372250106929548251010010010000100100005004277313130018300373003728265328745101002041000020030000300373003711102011009910010010000100007101161129634100001003003830038300383003830038
1020430037224456129548251010010010000100100005004277313130018300373003728265328745101002001000020030000300373003711102011009910010010000100007101161129634100001003003830038300383003830038
102043003722506129548251010010010000100100005004277313130018300373003728265328745101002001000020030000300373003711102011009910010010000100007101161129634100001003003830038300383003830038
102043003722406129548251010010010000100100005004277313130018300373003728265328745101002001000020030000300373003711102011009910010010000100007101161129634100001003003830038300383003830038
102043003722406129548251010010010000100100005004277313130018300373003728265328745101002001000020030000300373003711102011009910010010000100007101161129634100001003003830038300383003830038

1000 unrolls and 10 iterations

Result (median cycles for code): 3.0037

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)9fa0a8acc2cfd5d6ddinst fetch restart (de)e0? fp/simd (ee)gpr retires (ef)f5f6f7f8fd
100243003722506129548251001010100001010000504277313030018300373003728287328767100102010000203000030037300371110021109101010000100000640416442963010000103003830038300383003830038
100243003722507429548251001010100001010000504277313130018300373003728287328767100102010000203000030037300371110021109101010000100000640416342963010000103003830038300383003830038
100243003722506129548251001010100081010000504277313030018300373003728287328767100102010000203000030037300371110021109101010000100000640416442963010000103003830038300383003830038
100243003722506129548251001010100001010000504277313130018300373003728287328767100102010000203000030037300371110021109101010000100000640316442963010000103003830038300383003830038
100243003722557194029548251001010100001010000504277313130018300373003728287328767100102010000203000030037300371110021109101010000100000640416442963010000103003830038300383003830038
100243008422606129548251001010100001010000504277313130018300373003728287328767100102010000203000030037300371110021109101010000100000640416342963010000103003830038300383003830038
100243003722506129548251001010100001010000504277313130018300373003728287328767100102010000203000030037300371110021109101010000100000640316442963010000103003830038300383003830038
10024300372250139829548251001010100001010000504277313130018300373003728287328767100102010000203000030037300371110021109101010000100000640416442963010000103003830038300383003830038
1002430037225063295482510010101000010100005042773130300183003730037282873287671001020100002030000300373003711100211091010100001000150640316432963010000103003830038300383003830038
1002430037225061295482510010101000010100005042773131300183003730037282873287671001020100002030000300373003711100211091010100001000120640416442963010000103003830038300383003830038

Test 5: throughput

Count: 8

Code:

  movi v0.16b, 0
  smlsl2 v0.2d, v8.4s, v9.4s
  movi v1.16b, 0
  smlsl2 v1.2d, v8.4s, v9.4s
  movi v2.16b, 0
  smlsl2 v2.2d, v8.4s, v9.4s
  movi v3.16b, 0
  smlsl2 v3.2d, v8.4s, v9.4s
  movi v4.16b, 0
  smlsl2 v4.2d, v8.4s, v9.4s
  movi v5.16b, 0
  smlsl2 v5.2d, v8.4s, v9.4s
  movi v6.16b, 0
  smlsl2 v6.2d, v8.4s, v9.4s
  movi v7.16b, 0
  smlsl2 v7.2d, v8.4s, v9.4s
  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)033f51inst 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)60696b6d6escheduler 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)9fa8accdcfd5d6ddinst fetch restart (de)e0? fp/simd (ee)gpr retires (ef)f5f6f7f8fd
160204200891502925801161008001610080028500640196020045020064200643228010020080000200240000200642006411160201100991001001600001000001011111611200611600001002006520065200652006520065
160204200641503925801001008000010080000500640000120045020064200643228010020080000200240000200642006411160201100991001001600001000001011111611200611600001002006520065200652006520065
160204200641503925801001008000010080000500640000020045020064200643228010020080000200240000200642006411160201100991001001600001000001013611611200611600001002006520065200652006520065
160204200641503925801001008000010080000500640000020045020064200643228010020080000200240000200642006411160201100991001001600001000001011111611200611600001002006520065200652006520065
160204200641503925801001008000010080000500640000020045020064200643228010020080000200240000200642006411160201100991001001600001000001011111611200611600001002006520065200652006520065
160204200641503925801001008000010080000500640000020045020064200643228010020080000200240000200642006411160201100991001001600001000001011111611200611600001002006520065200652006520065
160204200641513925801001008000010080000500640000020045020064200643228010020080000200240000200642006411160201100991001001600001000001011111611200611600001002006520065200652006520065
160204200641503925801001008000010080000500640000120045020064200643228010020080415200240000200642006411160201100991001001600001000001011111611200611600001002006520065200652006520065
160204200641513925801001008000010080000500640000120045020064200643228010020080000200240000200642006411160201100991001001600001000001011111611200611600001002006520065200652006520065
160204200641503925801001008000010080000500640000020045020064200643228010020080000200240000200642006411160201100991001001600001000001011111611200611600001002006520065200652006520065

1000 unrolls and 10 iterations

Result (median cycles for code divided by count): 0.2506

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)5f6061696d6escheduler 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)9fa8accfd0d2icache miss (d3)d5d6d9dadbddinst fetch restart (de)e0? int output thing (e9)ea? fp/simd (ee)gpr retires (ef)f5f6f7f8fd
1600242008215000140258001212801051280000626400001052002720046200463228001220800002024000020046200461116002110910101600001000100298053172021110620043215160000102004720047200472004720047
160024200461500045258001212800001280000626400001052002720046200463228001220800002024000020046200461116002110910101600001000100297721102021171020047215160000102004720047200472004720047
16002420046150004525800121280000128000062640000105200272004620046322800122080000202400002004620046111600211091010160000100010029862162021110620043215160000102004720047200472004720047
16002420046150004062580012128000012800006264000011520027200462004632280012208000020240000200462004611160021109101016000010001002977211021211101020043215160000102004720047200472004720047
1600242004615000422258001212800001280000626400001052002720046200463228001220800002024000020046200461116002110910101600001000100297411112021161020043215160000102004720047200472004720047
16002420046150004525800121280000128000062640000110200272004620046322800122080000202400002004620046111600211091010160000100010029742162021110620043215160000102004720047200472004720047
160024200461500045258001212800001280000626400001052002720046200463228001220800002024000020367200461116002110910101600001000100298321112021161020043215160000102004720047200472004720047
1600242004615011245258001212800001280000626400001052002720046200463228001220800002024000020046200461116002110910101600001000100337421112021110620043215160000102004720047200472004720047
1600242004615000452580012128000012800006264000011520027200462004632280012208000020240000200462004611160021109101016000010001002974211020211101020043230160000102004720047200472004720047
160024200461500044025800121280000128000062640000110200272004620046322800122080000202400002004620046111600211091010160000100010033772172021161020043215160000102004720047200472004720047

Test 6: throughput

Count: 16

Code:

  smlsl2 v0.2d, v16.4s, v17.4s
  smlsl2 v1.2d, v16.4s, v17.4s
  smlsl2 v2.2d, v16.4s, v17.4s
  smlsl2 v3.2d, v16.4s, v17.4s
  smlsl2 v4.2d, v16.4s, v17.4s
  smlsl2 v5.2d, v16.4s, v17.4s
  smlsl2 v6.2d, v16.4s, v17.4s
  smlsl2 v7.2d, v16.4s, v17.4s
  smlsl2 v8.2d, v16.4s, v17.4s
  smlsl2 v9.2d, v16.4s, v17.4s
  smlsl2 v10.2d, v16.4s, v17.4s
  smlsl2 v11.2d, v16.4s, v17.4s
  smlsl2 v12.2d, v16.4s, v17.4s
  smlsl2 v13.2d, v16.4s, v17.4s
  smlsl2 v14.2d, v16.4s, v17.4s
  smlsl2 v15.2d, v16.4s, v17.4s
  movi v16.16b, 17
  movi v17.16b, 18

(fused SUBS/B.cc loop)

100 unrolls and 100 iterations

Result (median cycles for code divided by count): 0.2502

retire (01)cycle (02)03181e373a3f51inst 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)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)9fa0a1a8c5branch mispredict (cb)cdcfd5d6ddinst fetch restart (de)e0? int output thing (e9)? fp/simd (ee)gpr retires (ef)f5f6f7f8fd
1602044006031100003025160117100160017100160020500128013204003004004840039199776199911601202001600322004800964004940039111602011009910010016000010000011110118416004003601600001004004040040400494004040049
1602044004829900104025160108100160008100160020500128013214002004004840040199776199901601202001600322004800964004840039111602011009910010016000010000011110118016004003601600001004004940040400404004040040
1602044004830003103925160118100160017100160020500239918704002904004940039199776200001601202001600322004800964003940048111602011009910010016000010000011110118016004004501600001004004040049400404004940041
1602044004030000003025160108100160009100160020500128013214002004003940048199776199911601202001600322004800964004040039111602011009910010016000010000011110118016004004501600001004004940040400404004040040
1602044003930001891705025160100100160017100160000500243886504002904004940048199733199971601002001600002004800004003940048111602011009910010016000010000000010110116114004501600001004004040049400404004940040
1602044004830000004125160100100160001100160000500128000014002104004840039199733199981601002001600002004800004003940039111602011009910010016000010000000010110116114004601600001004004040049400404004940050
1602044003930000005025160117100160000100160000500239899914002904004840039199733199981601002001600002004800004004840039111602011009910010016000010000000010110116114003601600001004004940040400404004940040
1602044004030000009225160100100160000100160000500128000014003004003940039199733200061601002001600002004800004003940039111602011009910010016000010000000010110116114003701600001004004140040400494004040041
1602044003930000004125160100100160000100160000500128000014002004004840039199733200061601002001600002004800004004840039111602011009910010016000010000000010110116114003601600001004004040049400404004940040
160204400393000017070725160101100160000100160000500132000014002104004940039199733199971601002001600002004800004003940048111602011009910010016000010000000010110131114003601600001004004940040400494004040040

1000 unrolls and 10 iterations

Result (median cycles for code divided by count): 0.2502

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)5f60696d6edispatch 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)9faccfd0d2icache miss (d3)d5d6d9dadbddinst fetch restart (de)e0eaeb? fp/simd (ee)gpr retires (ef)f5f6f7f8fd
16002440039300016702516001010160017101600005023989991140020400484003919996032001916001020160000204800004003940048111600211091010160000100100223114162116640036155160000104004040040400494004040040
160024400483000616702516002710160017101600005023989991140029400394004819996032002816001020160000204800004004840071111600211091010160000100100223117162116440036155160000104004940072400494007240040
160024400493000175502516001010160000101600005023989991140020400394004819996032002816001020160000204800004004840039111600211091010160000100100223118162116940036155160000104004040040400404007240049
16002440048300005502516002710160017101600005012800001140020400484003919996032001916001020160000204800004003940039111600211091010160000100100223115162116640045155160000104004040049400494004940040
160024400483000174602516001010160017101600005023989991140020400484003919996032001916001020160000204800004003940048111600211091010160000100100223114162116440045155160000104007240040400724004940040
1600244003930018046025160027101600171016000050128000011400204003940048199960320028160010201600002048000040039400391116002110910101600001001002431171621112740036155160000104004040049400404004940040
160024400393000175602516007110160000101600005012800001140020400484003919996032001916001020160000204800004004840039111600211091010160000100100223114162116440036155160000104004940040400494004940040
160024400483000175502516001010160000101600005023989991140020400394003919996032001916001020160000204800004003940039111600211091010160000100100226116162117440045155160000104004040040400404007240049
16002440048300004602516001010160000101600005023989991140029400484004819996032001916001020160000204800004004040048111600211091010160000100100223115162115740036155160000104004940040400494007240040
160024400393000614602516002710160000101600005053871881140052400484003919996032002816001020160000204800004004840039111600211091010160000100100223116162118840036155160000104004040072400494007240049