diff options
| author | Peter Maydell <peter.maydell@linaro.org> | 2021-06-28 14:58:26 +0100 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2021-07-02 11:48:37 +0100 |
| commit | c2262707034c2b596db41fbc682150948e939772 (patch) | |
| tree | 23fdb13c4b4b208b43d5acd3374636ed4e3840b8 /target/arm/translate-mve.c | |
| parent | 3394116f47d12bb577ee44493d3d61a30ec9dd68 (diff) | |
target/arm: Implement MVE VSHLL
Implement the MVE VHLL (vector shift left long) insn. This has two
encodings: the T1 encoding is the usual shift-by-immediate format,
and the T2 encoding is a special case where the shift count is always
equal to the element size.
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20210628135835.6690-10-peter.maydell@linaro.org
Diffstat (limited to 'target/arm/translate-mve.c')
| -rw-r--r-- | target/arm/translate-mve.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/target/arm/translate-mve.c b/target/arm/translate-mve.c index 4030ee07f0..044462c375 100644 --- a/target/arm/translate-mve.c +++ b/target/arm/translate-mve.c @@ -893,3 +893,18 @@ DO_2SHIFT(VSHRI_S, vshli_s, true) DO_2SHIFT(VSHRI_U, vshli_u, true) DO_2SHIFT(VRSHRI_S, vrshli_s, true) DO_2SHIFT(VRSHRI_U, vrshli_u, true) + +#define DO_VSHLL(INSN, FN) \ + static bool trans_##INSN(DisasContext *s, arg_2shift *a) \ + { \ + static MVEGenTwoOpShiftFn * const fns[] = { \ + gen_helper_mve_##FN##b, \ + gen_helper_mve_##FN##h, \ + }; \ + return do_2shift(s, a, fns[a->size], false); \ + } + +DO_VSHLL(VSHLL_BS, vshllbs) +DO_VSHLL(VSHLL_BU, vshllbu) +DO_VSHLL(VSHLL_TS, vshllts) +DO_VSHLL(VSHLL_TU, vshlltu) |