[PATCH] D75729: [RISCV] Select +0.0 immediate using fcvt.{d, s}.{x, w} fN, x0

[Luís Marques via Phabricator via llvm-commits]

luismarques added a comment.

In D75729#1912792 <https://reviews.llvm.org/D75729#1912792>, @rogfer01 wrote:

> Perhaps these are slightly better than just `fcvt` everywhere because they avoid the rounding mode required by  `fcvt.s.w` / `fcvt.s.l`  / `fcvt.d.l`?


With the rounding mode being stateless (it's per instruction), I'm don't know what the issue would be with that.


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