PATCH: Optimize IA64 brl to br
Thu Jan 29 00:13:00 GMT 2004
"H. J. Lu" <email@example.com> writes:
> The IA64 compiler may generate brl. But it may be replaced by br
> during the relax finalize pass. This patch implements it.
Is this replacement actually an improvement? It doesn't shrink the
code, or execute anything in the now-freed-up slot, so the only way
it could be is if br is faster than brl, and this I find unlikely.
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