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| author | Yueh-Ting (eop) Chen <eop.chen@sifive.com> | 2022-06-20 06:51:12 +0000 |
|---|---|---|
| committer | Alistair Francis <alistair.francis@wdc.com> | 2022-09-07 09:18:33 +0200 |
| commit | edabcd0e0aea2ac8d68931f31fcf8d3b99a28f20 (patch) | |
| tree | ead439aea2ac7a0e611d37a66ce3ec2d5cf2caa4 | |
| parent | 35f2d795f313c43af5851ca2243317c0b0834c6c (diff) | |
| download | qemu-edabcd0e0aea2ac8d68931f31fcf8d3b99a28f20.zip qemu-edabcd0e0aea2ac8d68931f31fcf8d3b99a28f20.tar.gz qemu-edabcd0e0aea2ac8d68931f31fcf8d3b99a28f20.tar.bz2 | |
target/riscv: rvv: Add mask agnostic for vector permutation instructions
Signed-off-by: eop Chen <eop.chen@sifive.com>
Reviewed-by: Frank Chang <frank.chang@sifive.com>
Reviewed-by: Weiwei Li <liweiwei@iscas.ac.cn>
Acked-by: Alistair Francis <alistair.francis@wdc.com>
Message-Id: <165570784143.17634.35095816584573691-9@git.sr.ht>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
| -rw-r--r-- | target/riscv/insn_trans/trans_rvv.c.inc | 1 | ||||
| -rw-r--r-- | target/riscv/vector_helper.c | 26 |
2 files changed, 25 insertions, 2 deletions
diff --git a/target/riscv/insn_trans/trans_rvv.c.inc b/target/riscv/insn_trans/trans_rvv.c.inc index c1bd293..e58208f 100644 --- a/target/riscv/insn_trans/trans_rvv.c.inc +++ b/target/riscv/insn_trans/trans_rvv.c.inc @@ -3891,6 +3891,7 @@ static bool int_ext_op(DisasContext *s, arg_rmr *a, uint8_t seq) data = FIELD_DP32(data, VDATA, VM, a->vm); data = FIELD_DP32(data, VDATA, LMUL, s->lmul); data = FIELD_DP32(data, VDATA, VTA, s->vta); + data = FIELD_DP32(data, VDATA, VMA, s->vma); tcg_gen_gvec_3_ptr(vreg_ofs(s, a->rd), vreg_ofs(s, 0), vreg_ofs(s, a->rs2), cpu_env, diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index 5251864..d224861 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -5018,11 +5018,14 @@ void HELPER(NAME)(void *vd, void *v0, target_ulong s1, void *vs2, \ uint32_t esz = sizeof(ETYPE); \ uint32_t total_elems = vext_get_total_elems(env, desc, esz); \ uint32_t vta = vext_vta(desc); \ + uint32_t vma = vext_vma(desc); \ target_ulong offset = s1, i_min, i; \ \ i_min = MAX(env->vstart, offset); \ for (i = i_min; i < vl; i++) { \ if (!vm && !vext_elem_mask(v0, i)) { \ + /* set masked-off elements to 1s */ \ + vext_set_elems_1s(vd, vma, i * esz, (i + 1) * esz); \ continue; \ } \ *((ETYPE *)vd + H(i)) = *((ETYPE *)vs2 + H(i - offset)); \ @@ -5047,13 +5050,17 @@ void HELPER(NAME)(void *vd, void *v0, target_ulong s1, void *vs2, \ uint32_t esz = sizeof(ETYPE); \ uint32_t total_elems = vext_get_total_elems(env, desc, esz); \ uint32_t vta = vext_vta(desc); \ + uint32_t vma = vext_vma(desc); \ target_ulong i_max, i; \ \ i_max = MAX(MIN(s1 < vlmax ? vlmax - s1 : 0, vl), env->vstart); \ for (i = env->vstart; i < i_max; ++i) { \ - if (vm || vext_elem_mask(v0, i)) { \ - *((ETYPE *)vd + H(i)) = *((ETYPE *)vs2 + H(i + s1)); \ + if (!vm && !vext_elem_mask(v0, i)) { \ + /* set masked-off elements to 1s */ \ + vext_set_elems_1s(vd, vma, i * esz, (i + 1) * esz); \ + continue; \ } \ + *((ETYPE *)vd + H(i)) = *((ETYPE *)vs2 + H(i + s1)); \ } \ \ for (i = i_max; i < vl; ++i) { \ @@ -5083,10 +5090,13 @@ static void vslide1up_##BITWIDTH(void *vd, void *v0, target_ulong s1, \ uint32_t esz = sizeof(ETYPE); \ uint32_t total_elems = vext_get_total_elems(env, desc, esz); \ uint32_t vta = vext_vta(desc); \ + uint32_t vma = vext_vma(desc); \ uint32_t i; \ \ for (i = env->vstart; i < vl; i++) { \ if (!vm && !vext_elem_mask(v0, i)) { \ + /* set masked-off elements to 1s */ \ + vext_set_elems_1s(vd, vma, i * esz, (i + 1) * esz); \ continue; \ } \ if (i == 0) { \ @@ -5128,10 +5138,13 @@ static void vslide1down_##BITWIDTH(void *vd, void *v0, target_ulong s1, \ uint32_t esz = sizeof(ETYPE); \ uint32_t total_elems = vext_get_total_elems(env, desc, esz); \ uint32_t vta = vext_vta(desc); \ + uint32_t vma = vext_vma(desc); \ uint32_t i; \ \ for (i = env->vstart; i < vl; i++) { \ if (!vm && !vext_elem_mask(v0, i)) { \ + /* set masked-off elements to 1s */ \ + vext_set_elems_1s(vd, vma, i * esz, (i + 1) * esz); \ continue; \ } \ if (i == vl - 1) { \ @@ -5199,11 +5212,14 @@ void HELPER(NAME)(void *vd, void *v0, void *vs1, void *vs2, \ uint32_t esz = sizeof(TS2); \ uint32_t total_elems = vext_get_total_elems(env, desc, esz); \ uint32_t vta = vext_vta(desc); \ + uint32_t vma = vext_vma(desc); \ uint64_t index; \ uint32_t i; \ \ for (i = env->vstart; i < vl; i++) { \ if (!vm && !vext_elem_mask(v0, i)) { \ + /* set masked-off elements to 1s */ \ + vext_set_elems_1s(vd, vma, i * esz, (i + 1) * esz); \ continue; \ } \ index = *((TS1 *)vs1 + HS1(i)); \ @@ -5239,11 +5255,14 @@ void HELPER(NAME)(void *vd, void *v0, target_ulong s1, void *vs2, \ uint32_t esz = sizeof(ETYPE); \ uint32_t total_elems = vext_get_total_elems(env, desc, esz); \ uint32_t vta = vext_vta(desc); \ + uint32_t vma = vext_vma(desc); \ uint64_t index = s1; \ uint32_t i; \ \ for (i = env->vstart; i < vl; i++) { \ if (!vm && !vext_elem_mask(v0, i)) { \ + /* set masked-off elements to 1s */ \ + vext_set_elems_1s(vd, vma, i * esz, (i + 1) * esz); \ continue; \ } \ if (index >= vlmax) { \ @@ -5318,10 +5337,13 @@ void HELPER(NAME)(void *vd, void *v0, void *vs2, \ uint32_t esz = sizeof(ETYPE); \ uint32_t total_elems = vext_get_total_elems(env, desc, esz); \ uint32_t vta = vext_vta(desc); \ + uint32_t vma = vext_vma(desc); \ uint32_t i; \ \ for (i = env->vstart; i < vl; i++) { \ if (!vm && !vext_elem_mask(v0, i)) { \ + /* set masked-off elements to 1s */ \ + vext_set_elems_1s(vd, vma, i * esz, (i + 1) * esz); \ continue; \ } \ *((ETYPE *)vd + HD(i)) = *((DTYPE *)vs2 + HS1(i)); \ |