RFR: 8296429: Remove os::supports_sse

[Claes Redestad]

On Tue, 15 Nov 2022 12:42:48 GMT, Claes Redestad <redestad at openjdk.org> wrote:

> os::supports_sse only exists to be backwards compatible with linux kernels older than 2.4, which may not have SSE support. Since support for 2.2.x kernels ended in 2004 I think we can safely clean this out.

Explicitly disabling SSE with `-XX:UseSSE=0` is another workaround on such old, unpatched kernels.

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PR: https://git.openjdk.org/jdk/pull/11164