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tcg: Add tcg_gen_gvec_rotrs

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Add tcg expander and helper functions for rotate right
vector with scalar operand.

Signed-off-by: Nazar Kazakov <nazar.kazakov@codethink.co.uk>
Message-Id: <20230428144757.57530-10-lawrence.hunter@codethink.co.uk>
[rth: Split out of larger patch; mask rotation count.]
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Nazar Kazakov 2023-05-01 21:17:22 +01:00 • committed by Richard Henderson
parent 4221aa4a88
commit bef317d0c3
2 changed files with 13 additions and 0 deletions
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2
include/tcg/tcg-op-gvec.h
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@ -371,6 +371,8 @@ void tcg_gen_gvec_sars(unsigned vece, uint32_t dofs, uint32_t aofs,
TCGv_i32 shift, uint32_t oprsz, uint32_t maxsz);
void tcg_gen_gvec_rotls(unsigned vece, uint32_t dofs, uint32_t aofs,
TCGv_i32 shift, uint32_t oprsz, uint32_t maxsz);
void tcg_gen_gvec_rotrs(unsigned vece, uint32_t dofs, uint32_t aofs,
TCGv_i32 shift, uint32_t oprsz, uint32_t maxsz);
/*
* Perform vector shift by vector element, modulo the element size.