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; Method Program:DangerousMakeOnesComplement(System.Span`1[nuint]) (FullOpts)

; Method Program:DangerousMakeOnesComplement2(System.Span`1[nuint]) (FullOpts)

G_M50784_IG01: ;; offset=0x0000

G_M34898_IG01: ;; offset=0x0000

sub rsp, 40

;; size=0 bbWeight=1 PerfScore 0.00

;; size=4 bbWeight=1 PerfScore 0.25

G_M50784_IG02: ;; offset=0x0004

G_M34898_IG02: ;; offset=0x0000

mov rax, bword ptr [rcx]

mov ecx, dword ptr [rcx+0x08]

mov edx, ecx

xor r8d, r8d

cmp ecx, 8

jl SHORT G_M50784_IG04

jl SHORT G_M34898_IG04

align [12 bytes for IG03]

align [5 bytes for IG03]

;; size=28 bbWeight=1 PerfScore 6.00

;; size=16 bbWeight=1 PerfScore 5.50

G_M50784_IG03: ;; offset=0x0020

G_M34898_IG03: ;; offset=0x0010

movsxd rcx, r8d

vpternlogq zmm0, zmm0, zmmword ptr [rax], 85

vpternlogq zmm0, zmm0, zmmword ptr [rax+8*rcx], 85

vmovups zmmword ptr [rax], zmm0

vmovups zmmword ptr [rax+8*rcx], zmm0

add rax, 64

add r8d, 8

add ecx, -8

mov ecx, edx

sub ecx, r8d

cmp ecx, 8

jge SHORT G_M50784_IG03

jge SHORT G_M34898_IG03

;; size=32 bbWeight=4 PerfScore 37.00

;; size=25 bbWeight=4 PerfScore 35.00

G_M50784_IG04: ;; offset=0x0040

G_M34898_IG04: ;; offset=0x0029

mov ecx, edx

sub ecx, r8d

cmp ecx, 4

jl SHORT G_M50784_IG06

jl SHORT G_M34898_IG06

align [6 bytes for IG05]

align [2 bytes for IG05]

;; size=16 bbWeight=0.50 PerfScore 1.00

;; size=7 bbWeight=0.50 PerfScore 0.75

G_M50784_IG05: ;; offset=0x0050

G_M34898_IG05: ;; offset=0x0030

movsxd rcx, r8d

vpternlogq ymm0, ymm0, ymmword ptr [rax], 85

vpternlogq ymm0, ymm0, ymmword ptr [rax+8*rcx], 85

vmovups ymmword ptr [rax], ymm0

vmovups ymmword ptr [rax+8*rcx], ymm0

add rax, 32

add r8d, 4

add ecx, -4

mov ecx, edx

sub ecx, r8d

cmp ecx, 4

jge SHORT G_M50784_IG05

jge SHORT G_M34898_IG05

;; size=30 bbWeight=4 PerfScore 29.00

;; size=23 bbWeight=4 PerfScore 27.00

G_M50784_IG06: ;; offset=0x006E

G_M34898_IG06: ;; offset=0x0047

mov ecx, edx

sub ecx, r8d

cmp ecx, 2

jl SHORT G_M50784_IG08

jl SHORT G_M34898_IG08

align [8 bytes for IG07]

align [4 bytes for IG07]

;; size=18 bbWeight=0.50 PerfScore 1.00

;; size=9 bbWeight=0.50 PerfScore 0.75

G_M50784_IG07: ;; offset=0x0080

G_M34898_IG07: ;; offset=0x0050

movsxd rcx, r8d

vpternlogq xmm0, xmm0, xmmword ptr [rax], 85

vpternlogq xmm0, xmm0, xmmword ptr [rax+8*rcx], 85

vmovups xmmword ptr [rax], xmm0

vmovups xmmword ptr [rax+8*rcx], xmm0

add rax, 16

add r8d, 2

add ecx, -2

mov ecx, edx

sub ecx, r8d

cmp ecx, 2

jge SHORT G_M50784_IG07

jge SHORT G_M34898_IG07

;; size=30 bbWeight=4 PerfScore 25.00

;; size=23 bbWeight=4 PerfScore 23.00

G_M50784_IG08: ;; offset=0x009E

G_M34898_IG08: ;; offset=0x0067

cmp r8d, edx

test ecx, ecx

jge SHORT G_M50784_IG11

je SHORT G_M34898_IG11

;; size=5 bbWeight=0.50 PerfScore 0.62

;; size=4 bbWeight=1 PerfScore 1.25

G_M50784_IG09: ;; offset=0x00A3

G_M34898_IG09: ;; offset=0x006B

test r8d, r8d

xor edx, edx

jl SHORT G_M50784_IG12

align [0 bytes for IG10]

;; size=5 bbWeight=0.25 PerfScore 0.31

;; size=2 bbWeight=0.50 PerfScore 0.12

G_M50784_IG10: ;; offset=0x00A8

G_M34898_IG10: ;; offset=0x006D

mov ecx, r8d

not qword ptr [rax+rdx]

not qword ptr [rax+8*rcx]

add rdx, 8

inc r8d

dec ecx

cmp r8d, edx

jne SHORT G_M34898_IG10

jl SHORT G_M50784_IG10

;; size=12 bbWeight=3.96 PerfScore 17.82

;; size=15 bbWeight=3.96 PerfScore 18.81

G_M50784_IG11: ;; offset=0x00B7

G_M34898_IG11: ;; offset=0x0079

vzeroupper

add rsp, 40

ret

;; size=8 bbWeight=1 PerfScore 2.25

;; size=4 bbWeight=1 PerfScore 2.00

; Total bytes of code: 125

G_M50784_IG12: ;; offset=0x00BF

cmp r8d, edx

jae SHORT G_M50784_IG13

mov ecx, r8d

mov r10d, r8d

mov r10, qword ptr [rax+8*r10]

not r10

mov qword ptr [rax+8*rcx], r10

inc r8d

cmp r8d, edx

jl SHORT G_M50784_IG12

jmp SHORT G_M50784_IG11

;; size=32 bbWeight=0.04 PerfScore 0.34

G_M50784_IG13: ;; offset=0x00DF

call CORINFO_HELP_RNGCHKFAIL

int3

;; size=6 bbWeight=0 PerfScore 0.00

; Total bytes of code: 229

Saved diffs

Original text

Open file

; Method Program:DangerousMakeOnesComplement(System.Span`1[nuint]) (FullOpts)
G_M50784_IG01:  ;; offset=0x0000
       sub      rsp, 40
						;; size=4 bbWeight=1 PerfScore 0.25

G_M50784_IG02:  ;; offset=0x0004
       mov      rax, bword ptr [rcx]
       mov      ecx, dword ptr [rcx+0x08]
       mov      edx, ecx
       xor      r8d, r8d
       cmp      ecx, 8
       jl       SHORT G_M50784_IG04
       align    [12 bytes for IG03]
						;; size=28 bbWeight=1 PerfScore 6.00

G_M50784_IG03:  ;; offset=0x0020
       movsxd   rcx, r8d
       vpternlogq zmm0, zmm0, zmmword ptr [rax+8*rcx], 85
       vmovups  zmmword ptr [rax+8*rcx], zmm0
       add      r8d, 8
       mov      ecx, edx
       sub      ecx, r8d
       cmp      ecx, 8
       jge      SHORT G_M50784_IG03
						;; size=32 bbWeight=4 PerfScore 37.00

G_M50784_IG04:  ;; offset=0x0040
       mov      ecx, edx
       sub      ecx, r8d
       cmp      ecx, 4
       jl       SHORT G_M50784_IG06
       align    [6 bytes for IG05]
						;; size=16 bbWeight=0.50 PerfScore 1.00

G_M50784_IG05:  ;; offset=0x0050
       movsxd   rcx, r8d
       vpternlogq ymm0, ymm0, ymmword ptr [rax+8*rcx], 85
       vmovups  ymmword ptr [rax+8*rcx], ymm0
       add      r8d, 4
       mov      ecx, edx
       sub      ecx, r8d
       cmp      ecx, 4
       jge      SHORT G_M50784_IG05
						;; size=30 bbWeight=4 PerfScore 29.00

G_M50784_IG06:  ;; offset=0x006E
       mov      ecx, edx
       sub      ecx, r8d
       cmp      ecx, 2
       jl       SHORT G_M50784_IG08
       align    [8 bytes for IG07]
						;; size=18 bbWeight=0.50 PerfScore 1.00

G_M50784_IG07:  ;; offset=0x0080
       movsxd   rcx, r8d
       vpternlogq xmm0, xmm0, xmmword ptr [rax+8*rcx], 85
       vmovups  xmmword ptr [rax+8*rcx], xmm0
       add      r8d, 2
       mov      ecx, edx
       sub      ecx, r8d
       cmp      ecx, 2
       jge      SHORT G_M50784_IG07
						;; size=30 bbWeight=4 PerfScore 25.00

G_M50784_IG08:  ;; offset=0x009E
       cmp      r8d, edx
       jge      SHORT G_M50784_IG11
						;; size=5 bbWeight=0.50 PerfScore 0.62

G_M50784_IG09:  ;; offset=0x00A3
       test     r8d, r8d
       jl       SHORT G_M50784_IG12
       align    [0 bytes for IG10]
						;; size=5 bbWeight=0.25 PerfScore 0.31

G_M50784_IG10:  ;; offset=0x00A8
       mov      ecx, r8d
       not      qword ptr [rax+8*rcx]
       inc      r8d
       cmp      r8d, edx
       jl       SHORT G_M50784_IG10
						;; size=15 bbWeight=3.96 PerfScore 18.81

G_M50784_IG11:  ;; offset=0x00B7
       vzeroupper 
       add      rsp, 40
       ret      
						;; size=8 bbWeight=1 PerfScore 2.25

G_M50784_IG12:  ;; offset=0x00BF
       cmp      r8d, edx
       jae      SHORT G_M50784_IG13
       mov      ecx, r8d
       mov      r10d, r8d
       mov      r10, qword ptr [rax+8*r10]
       not      r10
       mov      qword ptr [rax+8*rcx], r10
       inc      r8d
       cmp      r8d, edx
       jl       SHORT G_M50784_IG12
       jmp      SHORT G_M50784_IG11
						;; size=32 bbWeight=0.04 PerfScore 0.34

G_M50784_IG13:  ;; offset=0x00DF
       call     CORINFO_HELP_RNGCHKFAIL
       int3     
						;; size=6 bbWeight=0 PerfScore 0.00
; Total bytes of code: 229

Changed text

Open file

; Method Program:DangerousMakeOnesComplement2(System.Span`1[nuint]) (FullOpts)
G_M34898_IG01:  ;; offset=0x0000
						;; size=0 bbWeight=1 PerfScore 0.00

G_M34898_IG02:  ;; offset=0x0000
       mov      rax, bword ptr [rcx]
       mov      ecx, dword ptr [rcx+0x08]
       cmp      ecx, 8
       jl       SHORT G_M34898_IG04
       align    [5 bytes for IG03]
						;; size=16 bbWeight=1 PerfScore 5.50

G_M34898_IG03:  ;; offset=0x0010
       vpternlogq zmm0, zmm0, zmmword ptr [rax], 85
       vmovups  zmmword ptr [rax], zmm0
       add      rax, 64
       add      ecx, -8
       cmp      ecx, 8
       jge      SHORT G_M34898_IG03
						;; size=25 bbWeight=4 PerfScore 35.00

G_M34898_IG04:  ;; offset=0x0029
       cmp      ecx, 4
       jl       SHORT G_M34898_IG06
       align    [2 bytes for IG05]
						;; size=7 bbWeight=0.50 PerfScore 0.75

G_M34898_IG05:  ;; offset=0x0030
       vpternlogq ymm0, ymm0, ymmword ptr [rax], 85
       vmovups  ymmword ptr [rax], ymm0
       add      rax, 32
       add      ecx, -4
       cmp      ecx, 4
       jge      SHORT G_M34898_IG05
						;; size=23 bbWeight=4 PerfScore 27.00

G_M34898_IG06:  ;; offset=0x0047
       cmp      ecx, 2
       jl       SHORT G_M34898_IG08
       align    [4 bytes for IG07]
						;; size=9 bbWeight=0.50 PerfScore 0.75

G_M34898_IG07:  ;; offset=0x0050
       vpternlogq xmm0, xmm0, xmmword ptr [rax], 85
       vmovups  xmmword ptr [rax], xmm0
       add      rax, 16
       add      ecx, -2
       cmp      ecx, 2
       jge      SHORT G_M34898_IG07
						;; size=23 bbWeight=4 PerfScore 23.00

G_M34898_IG08:  ;; offset=0x0067
       test     ecx, ecx
       je       SHORT G_M34898_IG11
						;; size=4 bbWeight=1 PerfScore 1.25

G_M34898_IG09:  ;; offset=0x006B
       xor      edx, edx
       align    [0 bytes for IG10]
						;; size=2 bbWeight=0.50 PerfScore 0.12

G_M34898_IG10:  ;; offset=0x006D
       not      qword ptr [rax+rdx]
       add      rdx, 8
       dec      ecx
       jne      SHORT G_M34898_IG10
						;; size=12 bbWeight=3.96 PerfScore 17.82

G_M34898_IG11:  ;; offset=0x0079
       vzeroupper 
       ret      
						;; size=4 bbWeight=1 PerfScore 2.00
; Total bytes of code: 125