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Weird performance numbers for Generics with class constraint and .net9 regression
area-CodeGen-coreclr
CLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMI
tenet-performance
Performance related issue
untriaged
New issue has not been triaged by the area owner
#110831
opened Dec 19, 2024 by
Qibbi
Inlining perf regression .net8 to .net9
needs-area-label
An area label is needed to ensure this gets routed to the appropriate area owners
tenet-performance
Performance related issue
#110453
by marklam
was closed Dec 5, 2024
Move GetRefAny (with FCThrow) to managed
area-VM-coreclr
community-contribution
Indicates that the PR has been added by a community member
#110344
by am11
was merged Dec 4, 2024
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[API Proposal]: Introduce LeftJoin LINQ operator
api-approved
API was approved in API review, it can be implemented
area-System.Linq
in-pr
There is an active PR which will close this issue when it is merged
Concrete type information does not propagate through struct fields
area-CodeGen-coreclr
CLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMI
tenet-performance
Performance related issue
JIT_CountProfile: Avoid BSR instruction for low counts
area-VM-coreclr
community-contribution
Indicates that the PR has been added by a community member
#110258
by sfiruch
was merged Dec 4, 2024
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Performance regression with System.Numerics.Vector when retargeting from .NET 8 to .NET 9
area-System.Numerics
tenet-performance
Performance related issue
#110223
by pkulikov
was closed Nov 28, 2024
Performance regression on .NET 9.0 when creating AVX constants inside loops via System.Numerics.Vector
area-CodeGen-coreclr
CLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMI
tenet-performance
Performance related issue
#110125
by Chicken-Bones
was closed Nov 25, 2024
Unexpected performance difference with strange hack
area-CodeGen-coreclr
CLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMI
tenet-performance
Performance related issue
SSE/AVX byte multiplication could be improved
area-CodeGen-coreclr
CLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMI
tenet-performance
Performance related issue
#109775
by IJzerbaard
was closed Nov 19, 2024
[Perf][mono] System.Memory.Span regressions on 11/6/2024, affecting MonoJIT/MonoAOT
arch-arm64
arch-x64
area-System.Memory
os-linux
Linux OS (any supported distro)
runtime-mono
specific to the Mono runtime
untriaged
New issue has not been triaged by the area owner
#109914
opened Nov 12, 2024 by
performanceautofiler
bot
[Perf] Windows/x64: 4 Regressions in System.Collections.CreateAddAndRemove<String>
arch-x64
area-CodeGen-coreclr
CLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMI
os-windows
runtime-coreclr
specific to the CoreCLR runtime
tenet-performance
Performance related issue
tenet-performance-benchmarks
Issue from performance benchmark
Suboptimal code and possible loss of precision in Performance related issue
untriaged
New issue has not been triaged by the area owner
Stopwatch.GetElapsedTime(long, long)
area-System.Runtime
tenet-performance
#109685
opened Nov 10, 2024 by
MineCake147E
TaskCompletionSource performance
area-System.Threading.Tasks
tenet-performance
Performance related issue
#109662
by szmcdull
was closed Nov 9, 2024
Compiler bug in release mode
area-CodeGen-coreclr
CLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMI
needs-author-action
An issue or pull request that requires more info or actions from the author.
jit: try rep stosb instead of simd
area-CodeGen-coreclr
CLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMI
[Perf][mono] Mono vector-related regressions: 183 Regressions on 10/29/2024 12:20:22 AM
arch-wasm
WebAssembly architecture
arch-x64
area-Codegen-Intrinsics-mono
os-linux
Linux OS (any supported distro)
runtime-mono
specific to the Mono runtime
untriaged
New issue has not been triaged by the area owner
#109925
opened Nov 5, 2024 by
performanceautofiler
bot
JIT: Fix BCE regression
area-CodeGen-coreclr
CLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMI
#109466
by EgorBo
was merged Nov 20, 2024
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arm64: load 64bit constants from data section instead of 4 movz/k instructions
area-CodeGen-coreclr
CLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMI
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