target/sparc: Fix FMULD8*X16

Not only do these instructions have f32 inputs, they also do not
perform rounding.  Since these are relatively simple, implement
them properly inline.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20240502165528.244004-6-richard.henderson@linaro.org>
Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
3 files changed