From 75d6d5fc330adc239f6383785bef3625c75af8b6 Mon Sep 17 00:00:00 2001 From: Richard Henderson Date: Mon, 24 May 2021 18:03:21 -0700 Subject: target/arm: Implement SVE2 saturating multiply-add high (indexed) Reviewed-by: Peter Maydell Signed-off-by: Richard Henderson Message-id: 20210525010358.152808-56-richard.henderson@linaro.org Signed-off-by: Peter Maydell --- target/arm/sve_helper.c | 36 ++++++++++++++++++++++++++++++++++++ 1 file changed, 36 insertions(+) (limited to 'target/arm/sve_helper.c') diff --git a/target/arm/sve_helper.c b/target/arm/sve_helper.c index fa96e28..11d4a2a 100644 --- a/target/arm/sve_helper.c +++ b/target/arm/sve_helper.c @@ -1499,6 +1499,42 @@ DO_CMLA_FUNC(sve2_sqrdcmlah_zzzz_d, int64_t, , DO_SQRDMLAH_D) #undef DO_SQRDMLAH_S #undef DO_SQRDMLAH_D +#define DO_ZZXZ(NAME, TYPE, H, OP) \ +void HELPER(NAME)(void *vd, void *vn, void *vm, void *va, uint32_t desc) \ +{ \ + intptr_t oprsz = simd_oprsz(desc), segment = 16 / sizeof(TYPE); \ + intptr_t i, j, idx = simd_data(desc); \ + TYPE *d = vd, *a = va, *n = vn, *m = (TYPE *)vm + H(idx); \ + for (i = 0; i < oprsz / sizeof(TYPE); i += segment) { \ + TYPE mm = m[i]; \ + for (j = 0; j < segment; j++) { \ + d[i + j] = OP(n[i + j], mm, a[i + j]); \ + } \ + } \ +} + +#define DO_SQRDMLAH_H(N, M, A) \ + ({ uint32_t discard; do_sqrdmlah_h(N, M, A, false, true, &discard); }) +#define DO_SQRDMLAH_S(N, M, A) \ + ({ uint32_t discard; do_sqrdmlah_s(N, M, A, false, true, &discard); }) +#define DO_SQRDMLAH_D(N, M, A) do_sqrdmlah_d(N, M, A, false, true) + +DO_ZZXZ(sve2_sqrdmlah_idx_h, int16_t, H2, DO_SQRDMLAH_H) +DO_ZZXZ(sve2_sqrdmlah_idx_s, int32_t, H4, DO_SQRDMLAH_S) +DO_ZZXZ(sve2_sqrdmlah_idx_d, int64_t, , DO_SQRDMLAH_D) + +#define DO_SQRDMLSH_H(N, M, A) \ + ({ uint32_t discard; do_sqrdmlah_h(N, M, A, true, true, &discard); }) +#define DO_SQRDMLSH_S(N, M, A) \ + ({ uint32_t discard; do_sqrdmlah_s(N, M, A, true, true, &discard); }) +#define DO_SQRDMLSH_D(N, M, A) do_sqrdmlah_d(N, M, A, true, true) + +DO_ZZXZ(sve2_sqrdmlsh_idx_h, int16_t, H2, DO_SQRDMLSH_H) +DO_ZZXZ(sve2_sqrdmlsh_idx_s, int32_t, H4, DO_SQRDMLSH_S) +DO_ZZXZ(sve2_sqrdmlsh_idx_d, int64_t, , DO_SQRDMLSH_D) + +#undef DO_ZZXZ + #define DO_BITPERM(NAME, TYPE, OP) \ void HELPER(NAME)(void *vd, void *vn, void *vm, uint32_t desc) \ { \ -- cgit v1.1