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; Assembly listing for method DataSetUtil:IsCatchableExceptionType(System.Exception):bool

; Emitting BLENDED_CODE for X64 CPU with AVX - Windows

; optimized code

; rsp based frame

; partially interruptible

; No PGO data

; 0 inlinees with PGO data; 1 single block inlinees; 0 inlinees without PGO data

; 0 inlinees with PGO data; 6 single block inlinees; 0 inlinees without PGO data

; Final local variable assignments

;

; V00 arg0 [V00,T00] ( 4, 4 ) ref -> rcx class-hnd single-def

; V01 loc0 [V01,T01] ( 7, 4.50) ref -> rax class-hnd single-def

; V02 OutArgs [V02 ] ( 1, 1 ) lclBlk (32) [rsp+00H] "OutgoingArgSpace"

;* V03 tmp1 [V03,T02] ( 0, 0 ) ref -> zero-ref single-def "argument with side effect"

;

; Lcl frame size = 40

G_M21437_IG01:

sub rsp, 40

;; size=4 bbWeight=1 PerfScore 0.25

G_M21437_IG02:

cmp byte ptr [rcx], cl

call System.Object:GetType():System.Type:this

mov rcx, 0xD1FFAB1E ; const ptr

mov rdx, 0xD1FFAB1E ; 'System.StackOverflowException'

cmp rax, gword ptr [rcx]

cmp rax, rdx

je SHORT G_M21437_IG05

;; size=22 bbWeight=1 PerfScore 8.25

;; size=22 bbWeight=1 PerfScore 5.50

G_M21437_IG03:

mov rcx, 0xD1FFAB1E ; const ptr

mov rdx, 0xD1FFAB1E ; 'System.OutOfMemoryException'

cmp rax, gword ptr [rcx]

cmp rax, rdx

je SHORT G_M21437_IG05

mov rcx, 0xD1FFAB1E ; const ptr

mov rdx, 0xD1FFAB1E ; 'System.Threading.ThreadAbortException'

cmp rax, gword ptr [rcx]

cmp rax, rdx

je SHORT G_M21437_IG05

mov rcx, 0xD1FFAB1E ; const ptr

mov rdx, 0xD1FFAB1E ; 'System.NullReferenceException'

cmp rax, gword ptr [rcx]

cmp rax, rdx

je SHORT G_M21437_IG05

mov rcx, 0xD1FFAB1E ; const ptr

mov rdx, 0xD1FFAB1E ; 'System.AccessViolationException'

cmp rax, gword ptr [rcx]

cmp rax, rdx

je SHORT G_M21437_IG05

mov rcx, 0xD1FFAB1E ; const ptr

mov rcx, gword ptr [rcx]

mov rdx, rax

call [System.RuntimeType:IsAssignableFrom(System.Type):bool:this]

mov rcx, 0xD1FFAB1E ; 'System.Security.SecurityException'

mov rax, 0xD1FFAB1E ; 'System.Security.SecurityException'

mov rax, qword ptr [rax]

mov rax, qword ptr [rax+A8H]

call [rax+28H]System.Type:IsAssignableFrom(System.Type):bool:this

test eax, eax

sete al

movzx rax, al

;; size=90 bbWeight=0.50 PerfScore 12.00

;; size=104 bbWeight=0.50 PerfScore 7.62

G_M21437_IG04:

add rsp, 40

ret

;; size=5 bbWeight=0.50 PerfScore 0.62

G_M21437_IG05:

xor eax, eax

;; size=2 bbWeight=0.50 PerfScore 0.12

G_M21437_IG06:

add rsp, 40

ret

;; size=5 bbWeight=0.50 PerfScore 0.62

; Total bytes of code 128, prolog size 4, PerfScore 34.68, instruction count 30, allocated bytes for code 128 (MethodHash=1a9cac42) for method DataSetUtil:IsCatchableExceptionType(System.Exception):bool

; Total bytes of code 142, prolog size 4, PerfScore 28.95, instruction count 32, allocated bytes for code 142 (MethodHash=1a9cac42) for method DataSetUtil:IsCatchableExceptionType(System.Exception):bool

; ============================================================

Saved diffs

Original text

Open file

; Assembly listing for method DataSetUtil:IsCatchableExceptionType(System.Exception):bool
; Emitting BLENDED_CODE for X64 CPU with AVX - Windows
; optimized code
; rsp based frame
; partially interruptible
; No PGO data
; 0 inlinees with PGO data; 1 single block inlinees; 0 inlinees without PGO data
; Final local variable assignments
;
;  V00 arg0         [V00,T00] (  4,  4   )     ref  ->  rcx         class-hnd single-def
;  V01 loc0         [V01,T01] (  7,  4.50)     ref  ->  rax         class-hnd single-def
;  V02 OutArgs      [V02    ] (  1,  1   )  lclBlk (32) [rsp+00H]   "OutgoingArgSpace"
;
; Lcl frame size = 40

G_M21437_IG01:
       sub      rsp, 40
						;; size=4 bbWeight=1    PerfScore 0.25
G_M21437_IG02:
       cmp      byte  ptr [rcx], cl
       call     System.Object:GetType():System.Type:this
       mov      rcx, 0xD1FFAB1E      ; const ptr
       cmp      rax, gword ptr [rcx]
       je       SHORT G_M21437_IG05
						;; size=22 bbWeight=1    PerfScore 8.25
G_M21437_IG03:
       mov      rcx, 0xD1FFAB1E      ; const ptr
       cmp      rax, gword ptr [rcx]
       je       SHORT G_M21437_IG05
       mov      rcx, 0xD1FFAB1E      ; const ptr
       cmp      rax, gword ptr [rcx]
       je       SHORT G_M21437_IG05
       mov      rcx, 0xD1FFAB1E      ; const ptr
       cmp      rax, gword ptr [rcx]
       je       SHORT G_M21437_IG05
       mov      rcx, 0xD1FFAB1E      ; const ptr
       cmp      rax, gword ptr [rcx]
       je       SHORT G_M21437_IG05
       mov      rcx, 0xD1FFAB1E      ; const ptr
       mov      rcx, gword ptr [rcx]
       mov      rdx, rax
       call     [System.RuntimeType:IsAssignableFrom(System.Type):bool:this]
       test     eax, eax
       sete     al
       movzx    rax, al
						;; size=90 bbWeight=0.50 PerfScore 12.00
G_M21437_IG04:
       add      rsp, 40
       ret      
						;; size=5 bbWeight=0.50 PerfScore 0.62
G_M21437_IG05:
       xor      eax, eax
						;; size=2 bbWeight=0.50 PerfScore 0.12
G_M21437_IG06:
       add      rsp, 40
       ret      
						;; size=5 bbWeight=0.50 PerfScore 0.62

Changed text

Open file

; Assembly listing for method DataSetUtil:IsCatchableExceptionType(System.Exception):bool
; Emitting BLENDED_CODE for X64 CPU with AVX - Windows
; optimized code
; rsp based frame
; partially interruptible
; No PGO data
; 0 inlinees with PGO data; 6 single block inlinees; 0 inlinees without PGO data
; Final local variable assignments
;
;  V00 arg0         [V00,T00] (  4,  4   )     ref  ->  rcx         class-hnd single-def
;  V01 loc0         [V01,T01] (  7,  4.50)     ref  ->  rax         class-hnd single-def
;  V02 OutArgs      [V02    ] (  1,  1   )  lclBlk (32) [rsp+00H]   "OutgoingArgSpace"
;* V03 tmp1         [V03,T02] (  0,  0   )     ref  ->  zero-ref    single-def "argument with side effect"
;
; Lcl frame size = 40

G_M21437_IG01:
       sub      rsp, 40
						;; size=4 bbWeight=1    PerfScore 0.25
G_M21437_IG02:
       cmp      byte  ptr [rcx], cl
       call     System.Object:GetType():System.Type:this
       mov      rdx, 0xD1FFAB1E      ; 'System.StackOverflowException'

cmp      rax, rdx
       je       SHORT G_M21437_IG05
						;; size=22 bbWeight=1    PerfScore 5.50
G_M21437_IG03:
       mov      rdx, 0xD1FFAB1E      ; 'System.OutOfMemoryException'

cmp      rax, rdx
       je       SHORT G_M21437_IG05
       mov      rdx, 0xD1FFAB1E      ; 'System.Threading.ThreadAbortException'

cmp      rax, rdx
       je       SHORT G_M21437_IG05
       mov      rdx, 0xD1FFAB1E      ; 'System.NullReferenceException'

cmp      rax, rdx
       je       SHORT G_M21437_IG05
       mov      rdx, 0xD1FFAB1E      ; 'System.AccessViolationException'

cmp      rax, rdx
       je       SHORT G_M21437_IG05
       mov      rdx, rax
       mov      rcx, 0xD1FFAB1E      ; 'System.Security.SecurityException'

mov      rax, 0xD1FFAB1E      ; 'System.Security.SecurityException'

mov      rax, qword ptr [rax]
       mov      rax, qword ptr [rax+A8H]
       call     [rax+28H]System.Type:IsAssignableFrom(System.Type):bool:this
       test     eax, eax
       sete     al
       movzx    rax, al
						;; size=104 bbWeight=0.50 PerfScore 7.62
G_M21437_IG04:
       add      rsp, 40
       ret      
						;; size=5 bbWeight=0.50 PerfScore 0.62
G_M21437_IG05:
       xor      eax, eax
						;; size=2 bbWeight=0.50 PerfScore 0.12
G_M21437_IG06:
       add      rsp, 40
       ret      
						;; size=5 bbWeight=0.50 PerfScore 0.62