qemu/tcg/aarch64/tcg-target.opc.h
Richard Henderson 7cff8988fa tcg/aarch64: Implement INDEX_op_rotl{i,v}_vec
For immediate rotate , we can implement this in two instructions,
using SLI.  For variable rotate, the oddness of aarch64 right-shift-
as-negative-left-shift means a backend-specific expansion works best.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2020-06-02 08:42:37 -07:00

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C

/*
* Copyright (c) 2019 Linaro
*
* This work is licensed under the terms of the GNU GPL, version 2 or
* (at your option) any later version.
*
* See the COPYING file in the top-level directory for details.
*
* Target-specific opcodes for host vector expansion. These will be
* emitted by tcg_expand_vec_op. For those familiar with GCC internals,
* consider these to be UNSPEC with names.
*/
DEF(aa64_sshl_vec, 1, 2, 0, IMPLVEC)
DEF(aa64_sli_vec, 1, 2, 1, IMPLVEC)