target-arm: A64: Add "Floating-point data-processing (3 source)" insns
This patch adds emulation for the "Floating-point data-processing (3 source)" group of instructions. Signed-off-by: NAlexander Graf <agraf@suse.de> [WN: Commit message tweak, merged single and double precision patches. Implement using muladd as suggested by Richard Henderson.] Signed-off-by: NWill Newton <will.newton@linaro.org> [PMM: pull field decode up a level, use register accessors] Signed-off-by: NPeter Maydell <peter.maydell@linaro.org> Reviewed-by: NRichard Henderson <rth@twiddle.net>
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