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| author | Richard Henderson | 2020-08-28 11:02:50 +0200 |
|---|---|---|
| committer | Peter Maydell | 2020-08-28 11:02:50 +0200 |
| commit | 2e5a265e6a9e7169c4a3e87db261b2fa92582590 (patch) | |
| tree | 2c76b11d5eada82a390222aad999704fd1453641 /target/arm/vec_helper.c | |
| parent | target/arm: Generalize inl_qrdmlah_* helper functions (diff) | |
| download | qemu-2e5a265e6a9e7169c4a3e87db261b2fa92582590.tar.gz qemu-2e5a265e6a9e7169c4a3e87db261b2fa92582590.tar.xz qemu-2e5a265e6a9e7169c4a3e87db261b2fa92582590.zip | |
target/arm: Convert integer multiply (indexed) to gvec for aa64 advsimd
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 20200815013145.539409-19-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'target/arm/vec_helper.c')
| -rw-r--r-- | target/arm/vec_helper.c | 29 |
1 files changed, 25 insertions, 4 deletions
diff --git a/target/arm/vec_helper.c b/target/arm/vec_helper.c index 9f10be03ed..155b6368cb 100644 --- a/target/arm/vec_helper.c +++ b/target/arm/vec_helper.c @@ -711,6 +711,27 @@ DO_3OP(gvec_rsqrts_d, helper_rsqrtsf_f64, float64) */ #define DO_MUL_IDX(NAME, TYPE, H) \ +void HELPER(NAME)(void *vd, void *vn, void *vm, uint32_t desc) \ +{ \ + intptr_t i, j, oprsz = simd_oprsz(desc), segment = 16 / sizeof(TYPE); \ + intptr_t idx = simd_data(desc); \ + TYPE *d = vd, *n = vn, *m = vm; \ + for (i = 0; i < oprsz / sizeof(TYPE); i += segment) { \ + TYPE mm = m[H(i + idx)]; \ + for (j = 0; j < segment; j++) { \ + d[i + j] = n[i + j] * mm; \ + } \ + } \ + clear_tail(d, oprsz, simd_maxsz(desc)); \ +} + +DO_MUL_IDX(gvec_mul_idx_h, uint16_t, H2) +DO_MUL_IDX(gvec_mul_idx_s, uint32_t, H4) +DO_MUL_IDX(gvec_mul_idx_d, uint64_t, ) + +#undef DO_MUL_IDX + +#define DO_FMUL_IDX(NAME, TYPE, H) \ void HELPER(NAME)(void *vd, void *vn, void *vm, void *stat, uint32_t desc) \ { \ intptr_t i, j, oprsz = simd_oprsz(desc), segment = 16 / sizeof(TYPE); \ @@ -725,11 +746,11 @@ void HELPER(NAME)(void *vd, void *vn, void *vm, void *stat, uint32_t desc) \ clear_tail(d, oprsz, simd_maxsz(desc)); \ } -DO_MUL_IDX(gvec_fmul_idx_h, float16, H2) -DO_MUL_IDX(gvec_fmul_idx_s, float32, H4) -DO_MUL_IDX(gvec_fmul_idx_d, float64, ) +DO_FMUL_IDX(gvec_fmul_idx_h, float16, H2) +DO_FMUL_IDX(gvec_fmul_idx_s, float32, H4) +DO_FMUL_IDX(gvec_fmul_idx_d, float64, ) -#undef DO_MUL_IDX +#undef DO_FMUL_IDX #define DO_FMLA_IDX(NAME, TYPE, H) \ void HELPER(NAME)(void *vd, void *vn, void *vm, void *va, \ |