System.IO.Tests.BinaryWriterExtendedTests.WriteAsciiString regressed on 32 bit platforms

[adamsitnik]

System.IO.Tests.BinaryWriterExtendedTests.WriteAsciiString(StringLengthInChars: 32) has regressed 15-25% on 32 bit platforms.

Reporting system:

Repro:

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 net7.0 --filter System.IO.Tests.BinaryWriterExtendedTests.WriteAsciiString --architecture x86

Result	Base	Diff	Ratio	Operating System	Bit
Same	12.85	14.88	0.86	Windows 11	X64
Same	9.67	10.33	0.94	Windows 11	X64
Faster	103.76	23.35	4.44	Windows 11	X64
Same	13.05	14.25	0.92	Windows 10	X64
Same	16.41	16.58	0.99	Windows 11	X64
Same	20.63	20.80	0.99	Windows 11	X64
Same	9.78	10.06	0.97	ubuntu 18.04	X64
Same	9.60	10.15	0.95	ubuntu 20.04	X64
Same	16.58	17.15	0.97	ubuntu 18.04	X64
Same	23.54	24.92	0.94	ubuntu 18.04	X64
Same	19.76	21.63	0.91	pop 20.04	X64
Same	13.86	14.45	0.96	alpine 3.13	X64
Same	14.08	14.53	0.97	debian 11	X64
Same	14.64	13.55	1.08	macOS Monterey 12.2.1	Arm64
Same	24.86	23.80	1.04	Windows 10	Arm64
Same	23.57	24.48	0.96	Windows 11	Arm64
Slower	20.62	25.47	0.81	Windows 10	X86
Slower	18.79	23.28	0.81	Windows 10	X86
Slower	15.79	20.93	0.75	Windows 10	X86
Slower	45.60	53.93	0.85	Windows 10	Arm
Same	22.41	22.01	1.02	macOS Big Sur 11.6.3	X64
Same	18.05	18.33	0.99	macOS Monterey 12.2.1	X64
Same	19.46	19.72	0.99	macOS Monterey 12.2.1	X64

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Issue Details

---

System.IO.Tests.BinaryWriterExtendedTests.WriteAsciiString(StringLengthInChars: 32) has regressed 15-25% on 32 bit platforms.

Reporting system:

Repro:

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 net7.0 --filter System.IO.Tests.BinaryWriterExtendedTests.WriteAsciiString --architecture x86

Result	Base	Diff	Ratio	Operating System	Bit
Same	12.85	14.88	0.86	Windows 11	X64
Same	9.67	10.33	0.94	Windows 11	X64
Faster	103.76	23.35	4.44	Windows 11	X64
Same	13.05	14.25	0.92	Windows 10	X64
Same	16.41	16.58	0.99	Windows 11	X64
Same	20.63	20.80	0.99	Windows 11	X64
Same	9.78	10.06	0.97	ubuntu 18.04	X64
Same	9.60	10.15	0.95	ubuntu 20.04	X64
Same	16.58	17.15	0.97	ubuntu 18.04	X64
Same	23.54	24.92	0.94	ubuntu 18.04	X64
Same	19.76	21.63	0.91	pop 20.04	X64
Same	13.86	14.45	0.96	alpine 3.13	X64
Same	14.08	14.53	0.97	debian 11	X64
Same	14.64	13.55	1.08	macOS Monterey 12.2.1	Arm64
Same	24.86	23.80	1.04	Windows 10	Arm64
Same	23.57	24.48	0.96	Windows 11	Arm64
Slower	20.62	25.47	0.81	Windows 10	X86
Slower	18.79	23.28	0.81	Windows 10	X86
Slower	15.79	20.93	0.75	Windows 10	X86
Slower	45.60	53.93	0.85	Windows 10	Arm
Same	22.41	22.01	1.02	macOS Big Sur 11.6.3	X64
Same	18.05	18.33	0.99	macOS Monterey 12.2.1	X64
Same	19.46	19.72	0.99	macOS Monterey 12.2.1	X64

Author:	adamsitnik
Assignees:	-
Labels:	arch-arm32, arch-x86, area-System.IO, tenet-performance
Milestone:	-