diff options
| author | LIU Zhiwei <zhiwei_liu@c-sky.com> | 2021-06-24 18:50:22 +0800 |
|---|---|---|
| committer | Richard Henderson <richard.henderson@linaro.org> | 2021-06-29 10:04:57 -0700 |
| commit | 950ee59026d2ed524b0e2e0b84e5e8feb3b080e5 (patch) | |
| tree | 1b1cd818283de0725816f68d38a6b4724ea57294 /tcg | |
| parent | 04f2a8bbc019ad858cd7ec4f89b34e15f96eef4e (diff) | |
tcg: Add tcg_gen_vec_shl{shr}{sar}8i_i32
Implement tcg_gen_vec_shl{shr}{sar}8i_tl by adding corresponging i32 OP.
Signed-off-by: LIU Zhiwei <zhiwei_liu@c-sky.com>
Message-Id: <20210624105023.3852-5-zhiwei_liu@c-sky.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'tcg')
| -rw-r--r-- | tcg/tcg-op-gvec.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/tcg/tcg-op-gvec.c b/tcg/tcg-op-gvec.c index c8fb403957..ffe55e908f 100644 --- a/tcg/tcg-op-gvec.c +++ b/tcg/tcg-op-gvec.c @@ -2678,6 +2678,13 @@ void tcg_gen_vec_shl16i_i64(TCGv_i64 d, TCGv_i64 a, int64_t c) tcg_gen_andi_i64(d, d, mask); } +void tcg_gen_vec_shl8i_i32(TCGv_i32 d, TCGv_i32 a, int32_t c) +{ + uint32_t mask = dup_const(MO_8, 0xff << c); + tcg_gen_shli_i32(d, a, c); + tcg_gen_andi_i32(d, d, mask); +} + void tcg_gen_vec_shl16i_i32(TCGv_i32 d, TCGv_i32 a, int32_t c) { uint32_t mask = dup_const(MO_16, 0xffff << c); @@ -2736,6 +2743,13 @@ void tcg_gen_vec_shr16i_i64(TCGv_i64 d, TCGv_i64 a, int64_t c) tcg_gen_andi_i64(d, d, mask); } +void tcg_gen_vec_shr8i_i32(TCGv_i32 d, TCGv_i32 a, int32_t c) +{ + uint32_t mask = dup_const(MO_8, 0xff >> c); + tcg_gen_shri_i32(d, a, c); + tcg_gen_andi_i32(d, d, mask); +} + void tcg_gen_vec_shr16i_i32(TCGv_i32 d, TCGv_i32 a, int32_t c) { uint32_t mask = dup_const(MO_16, 0xffff >> c); @@ -2808,6 +2822,20 @@ void tcg_gen_vec_sar16i_i64(TCGv_i64 d, TCGv_i64 a, int64_t c) tcg_temp_free_i64(s); } +void tcg_gen_vec_sar8i_i32(TCGv_i32 d, TCGv_i32 a, int32_t c) +{ + uint32_t s_mask = dup_const(MO_8, 0x80 >> c); + uint32_t c_mask = dup_const(MO_8, 0xff >> c); + TCGv_i32 s = tcg_temp_new_i32(); + + tcg_gen_shri_i32(d, a, c); + tcg_gen_andi_i32(s, d, s_mask); /* isolate (shifted) sign bit */ + tcg_gen_muli_i32(s, s, (2 << c) - 2); /* replicate isolated signs */ + tcg_gen_andi_i32(d, d, c_mask); /* clear out bits above sign */ + tcg_gen_or_i32(d, d, s); /* include sign extension */ + tcg_temp_free_i32(s); +} + void tcg_gen_vec_sar16i_i32(TCGv_i32 d, TCGv_i32 a, int32_t c) { uint32_t s_mask = dup_const(MO_16, 0x8000 >> c); |