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target/arm: Implement SVE2 multiply-add long (indexed)

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Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20210525010358.152808-61-richard.henderson@linaro.org
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Richard Henderson 2021-05-24 18:03:26 -07:00 • committed by Peter Maydell
parent 1aee2d70e3
commit d462469fc6
4 changed files with 71 additions and 0 deletions
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16
target/arm/sve_helper.c
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@ -1551,6 +1551,20 @@ void HELPER(NAME)(void *vd, void *vn, void *vm, void *va, uint32_t desc) \
} \
}
#define DO_MLA(N, M, A) (A + N * M)
DO_ZZXW(sve2_smlal_idx_s, int32_t, int16_t, H1_4, H1_2, DO_MLA)
DO_ZZXW(sve2_smlal_idx_d, int64_t, int32_t, , H1_4, DO_MLA)
DO_ZZXW(sve2_umlal_idx_s, uint32_t, uint16_t, H1_4, H1_2, DO_MLA)
DO_ZZXW(sve2_umlal_idx_d, uint64_t, uint32_t, , H1_4, DO_MLA)
#define DO_MLS(N, M, A) (A - N * M)
DO_ZZXW(sve2_smlsl_idx_s, int32_t, int16_t, H1_4, H1_2, DO_MLS)
DO_ZZXW(sve2_smlsl_idx_d, int64_t, int32_t, , H1_4, DO_MLS)
DO_ZZXW(sve2_umlsl_idx_s, uint32_t, uint16_t, H1_4, H1_2, DO_MLS)
DO_ZZXW(sve2_umlsl_idx_d, uint64_t, uint32_t, , H1_4, DO_MLS)
#define DO_SQDMLAL_S(N, M, A) DO_SQADD_S(A, do_sqdmull_s(N, M))
#define DO_SQDMLAL_D(N, M, A) do_sqadd_d(A, do_sqdmull_d(N, M))
@ -1563,6 +1577,8 @@ DO_ZZXW(sve2_sqdmlal_idx_d, int64_t, int32_t, , H1_4, DO_SQDMLAL_D)
DO_ZZXW(sve2_sqdmlsl_idx_s, int32_t, int16_t, H1_4, H1_2, DO_SQDMLSL_S)
DO_ZZXW(sve2_sqdmlsl_idx_d, int64_t, int32_t, , H1_4, DO_SQDMLSL_D)
#undef DO_MLA
#undef DO_MLS
#undef DO_ZZXW
#define DO_ZZX(NAME, TYPEW, TYPEN, HW, HN, OP) \