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Issue	Fix Version	Assignee	Priority	Status	Resolution	Resolved In Build
JDK-8352148	21.0.8-oracle	Tobias Hartmann	P4	Resolved	Fixed	b01

This fix adds about 4% performance by removing the runtime platform type check and moving code to stubGenerator.

backported by

JDK-8352148 Remove runtime platform check from frem/drem

caused by

JDK-8302191 Performance degradation for float/double modulo on Linux

duplicates

JDK-8312188 Performance regression in SharedRuntime::frem/drem() on non-Windows x86 after JDK-8302191

JDK-8312233 Performance regression in SharedRuntime::frem/drem() on x86 with AVX2 after JDK-8308966

JDK-8349401 Performance regression in JDK 21 for double arithmetic operations

relates to

JDK-8308966 Add intrinsic for float/double modulo for x86 AVX2 and AVX512

JDK-8302191 Performance degradation for float/double modulo on Linux

JDK-8312188 Performance regression in SharedRuntime::frem/drem() on non-Windows x86 after JDK-8302191

links to

Commit openjdk/jdk/ce2a7ea4

Review openjdk/jdk/15210

(3 relates to, 2 links to)