From: Richard Henderson <richard.henderson@linaro.org>
To: qemu-devel@nongnu.org
Cc: peter.maydell@linaro.org
Subject: [PATCH v2 13/15] target/arm: Clear tail in gvec_fmul_idx_*, gvec_fmla_idx_*
Date: Sat, 2 May 2020 15:45:01 -0700 [thread overview]
Message-ID: <20200502224503.2282-14-richard.henderson@linaro.org> (raw)
In-Reply-To: <20200502224503.2282-1-richard.henderson@linaro.org>
Must clear the tail for AdvSIMD when SVE is enabled.
Fixes: ca40a6e6e39
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
target/arm/vec_helper.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/target/arm/vec_helper.c b/target/arm/vec_helper.c
index 6aa2ca0827..a483841add 100644
--- a/target/arm/vec_helper.c
+++ b/target/arm/vec_helper.c
@@ -747,6 +747,7 @@ void HELPER(NAME)(void *vd, void *vn, void *vm, void *stat, uint32_t desc) \
d[i + j] = TYPE##_mul(n[i + j], mm, stat); \
} \
} \
+ clear_tail(d, oprsz, simd_maxsz(desc)); \
}
DO_MUL_IDX(gvec_fmul_idx_h, float16, H2)
@@ -771,6 +772,7 @@ void HELPER(NAME)(void *vd, void *vn, void *vm, void *va, \
mm, a[i + j], 0, stat); \
} \
} \
+ clear_tail(d, oprsz, simd_maxsz(desc)); \
}
DO_FMLA_IDX(gvec_fmla_idx_h, float16, H2)
--
2.20.1
next prev parent reply other threads:[~2020-05-02 22:54 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-05-02 22:44 [PATCH v2 00/15] target/arm: partial vector cleanup Richard Henderson
2020-05-02 22:44 ` [PATCH v2 01/15] target/arm: Create gen_gvec_[us]sra Richard Henderson
2020-05-02 22:44 ` [PATCH v2 02/15] target/arm: Create gen_gvec_{u,s}{rshr,rsra} Richard Henderson
2020-05-02 22:44 ` [PATCH v2 03/15] target/arm: Create gen_gvec_{sri,sli} Richard Henderson
2020-05-02 22:44 ` [PATCH v2 04/15] target/arm: Remove unnecessary range check for VSHL Richard Henderson
2020-05-02 22:44 ` [PATCH v2 05/15] target/arm: Tidy handle_vec_simd_shri Richard Henderson
2020-05-02 22:44 ` [PATCH v2 06/15] target/arm: Wrap vector compare zero GVecGen2 in GVecGen2Fn Richard Henderson
2020-05-02 22:44 ` [PATCH v2 07/15] target/arm: Wrap vector mla/mls GVecGen3 in GVecGen3Fn Richard Henderson
2020-05-02 22:44 ` [PATCH v2 08/15] target/arm: Wrap vector cmtst/ushl/sshl " Richard Henderson
2020-05-02 22:44 ` [PATCH v2 09/15] target/arm: Wrap vector uqadd/sqadd/uqsub/sqsub GVecGen4 " Richard Henderson
2020-05-02 22:44 ` [PATCH v2 10/15] target/arm: Remove fp_status from helper_{recpe, rsqrte}_u32 Richard Henderson
2020-05-02 22:44 ` [PATCH v2 11/15] target/arm: Wrap vector qrdmla/qrdmls in GVecGen3Fn Richard Henderson
2020-05-02 22:45 ` [PATCH v2 12/15] target/arm: Pass pointer to qc to qrdmla/qrdmls Richard Henderson
2020-05-02 22:45 ` Richard Henderson [this message]
2020-05-02 22:45 ` [PATCH v2 14/15] target/arm: Vectorize SABD/UABD Richard Henderson
2020-05-02 22:45 ` [PATCH v2 15/15] target/arm: Vectorize SABA/UABA Richard Henderson
2020-05-05 10:38 ` [PATCH v2 00/15] target/arm: partial vector cleanup Peter Maydell
2020-05-05 14:00 ` Richard Henderson
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