On 11 February 2011 16:14, Peter Maydell <peter.mayd...@linaro.org> wrote:
> +void HELPER(neon_unzip)(CPUState *env, uint32_t insn)
> +{
> + int rd = ((insn >> 18) & 0x10) | ((insn >> 12) & 0x0f);
> + int rm = ((insn >> 1) & 0x10) | (insn & 0x0f);
> + int size = (insn >> 18) & 3;
> + if (insn & 0x40) { /* Q */
> + uint64_t zm0 = float64_val(env->vfp.regs[rm]);
> + uint64_t zm1 = float64_val(env->vfp.regs[rm + 1]);
> + uint64_t zd0 = float64_val(env->vfp.regs[rd]);
> + uint64_t zd1 = float64_val(env->vfp.regs[rd + 1]);
I can rework these patches if people don't like the way this is
effectively doing decoding in a helper function, incidentally,
although I'm not convinced it would end up any nicer overall.
-- PMM
