diff options
Diffstat (limited to 'target')
| -rw-r--r-- | target/riscv/vector_helper.c | 19 |
1 files changed, 12 insertions, 7 deletions
diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index f883fdf474..d79f59e443 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -4430,17 +4430,22 @@ GEN_VEXT_VSLIDEUP_VX(vslideup_vx_d, uint64_t, H8) void HELPER(NAME)(void *vd, void *v0, target_ulong s1, void *vs2, \ CPURISCVState *env, uint32_t desc) \ { \ - uint32_t vlmax = env_archcpu(env)->cfg.vlen; \ + uint32_t vlmax = vext_max_elems(desc, ctzl(sizeof(ETYPE))); \ uint32_t vm = vext_vm(desc); \ uint32_t vl = env->vl; \ - target_ulong offset = s1, i; \ + target_ulong i_max, i; \ \ - for (i = 0; i < vl; ++i) { \ - target_ulong j = i + offset; \ - if (!vm && !vext_elem_mask(v0, i)) { \ - continue; \ + i_max = MIN(s1 < vlmax ? vlmax - s1 : 0, vl); \ + for (i = 0; i < i_max; ++i) { \ + if (vm || vext_elem_mask(v0, i)) { \ + *((ETYPE *)vd + H(i)) = *((ETYPE *)vs2 + H(i + s1)); \ + } \ + } \ + \ + for (i = i_max; i < vl; ++i) { \ + if (vm || vext_elem_mask(v0, i)) { \ + *((ETYPE *)vd + H(i)) = 0; \ } \ - *((ETYPE *)vd + H(i)) = j >= vlmax ? 0 : *((ETYPE *)vs2 + H(j)); \ } \ } |