@@ -588,6 +588,11 @@ DEF_HELPER_FLAGS_4(gvec_udot_b, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_4(gvec_sdot_h, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_4(gvec_udot_h, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(gvec_sdot_idx_b, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(gvec_udot_idx_b, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(gvec_sdot_idx_h, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(gvec_udot_idx_h, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+
DEF_HELPER_FLAGS_5(gvec_fcaddh, TCG_CALL_NO_RWG,
void, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(gvec_fcadds, TCG_CALL_NO_RWG,
@@ -3440,6 +3440,24 @@ static bool trans_DOT_zzz(DisasContext *s, arg_DOT_zzz *a, uint32_t insn)
return true;
}
+static bool trans_DOT_zzx(DisasContext *s, arg_DOT_zzx *a, uint32_t insn)
+{
+ static gen_helper_gvec_3 * const fns[2][2] = {
+ { gen_helper_gvec_sdot_idx_b, gen_helper_gvec_sdot_idx_h },
+ { gen_helper_gvec_udot_idx_b, gen_helper_gvec_udot_idx_h }
+ };
+
+ if (sve_access_check(s)) {
+ unsigned vsz = vec_full_reg_size(s);
+ tcg_gen_gvec_3_ool(vec_full_reg_offset(s, a->rd),
+ vec_full_reg_offset(s, a->rn),
+ vec_full_reg_offset(s, a->rm),
+ vsz, vsz, a->index, fns[a->u][a->sz]);
+ }
+ return true;
+}
+
+
/*
*** SVE Floating Point Multiply-Add Indexed Group
*/
@@ -261,6 +261,130 @@ void HELPER(gvec_udot_h)(void *vd, void *vn, void *vm, uint32_t desc)
clear_tail(d, opr_sz, simd_maxsz(desc));
}
+void HELPER(gvec_sdot_idx_b)(void *vd, void *vn, void *vm, uint32_t desc)
+{
+ intptr_t i, segend, opr_sz = simd_oprsz(desc), opr_sz_4 = opr_sz / 4;
+ intptr_t index = simd_data(desc);
+ uint32_t *d = vd;
+ int8_t *n = vn;
+ int8_t *m_indexed = (int8_t *)vm + index * 4;
+
+ /* Notice the special case of opr_sz == 8, from aa64/aa32 advsimd.
+ * Otherwise opr_sz is a multiple of 16.
+ */
+ segend = MIN(4, opr_sz_4);
+ i = 0;
+ do {
+ int8_t m0 = m_indexed[i * 4 + 0];
+ int8_t m1 = m_indexed[i * 4 + 1];
+ int8_t m2 = m_indexed[i * 4 + 2];
+ int8_t m3 = m_indexed[i * 4 + 3];
+
+ do {
+ d[i] += n[i * 4 + 0] * m0
+ + n[i * 4 + 1] * m1
+ + n[i * 4 + 2] * m2
+ + n[i * 4 + 3] * m3;
+ } while (++i < segend);
+ segend = i + 4;
+ } while (i < opr_sz_4);
+
+ clear_tail(d, opr_sz, simd_maxsz(desc));
+}
+
+void HELPER(gvec_udot_idx_b)(void *vd, void *vn, void *vm, uint32_t desc)
+{
+ intptr_t i, segend, opr_sz = simd_oprsz(desc), opr_sz_4 = opr_sz / 4;
+ intptr_t index = simd_data(desc);
+ uint32_t *d = vd;
+ uint8_t *n = vn;
+ uint8_t *m_indexed = (uint8_t *)vm + index * 4;
+
+ /* Notice the special case of opr_sz == 8, from aa64/aa32 advsimd.
+ * Otherwise opr_sz is a multiple of 16.
+ */
+ segend = MIN(4, opr_sz_4);
+ i = 0;
+ do {
+ uint8_t m0 = m_indexed[i * 4 + 0];
+ uint8_t m1 = m_indexed[i * 4 + 1];
+ uint8_t m2 = m_indexed[i * 4 + 2];
+ uint8_t m3 = m_indexed[i * 4 + 3];
+
+ do {
+ d[i] += n[i * 4 + 0] * m0
+ + n[i * 4 + 1] * m1
+ + n[i * 4 + 2] * m2
+ + n[i * 4 + 3] * m3;
+ } while (++i < segend);
+ segend = i + 4;
+ } while (i < opr_sz_4);
+
+ clear_tail(d, opr_sz, simd_maxsz(desc));
+}
+
+void HELPER(gvec_sdot_idx_h)(void *vd, void *vn, void *vm, uint32_t desc)
+{
+ intptr_t i, opr_sz = simd_oprsz(desc), opr_sz_8 = opr_sz / 8;
+ intptr_t index = simd_data(desc);
+ uint64_t *d = vd;
+ int16_t *n = vn;
+ int16_t *m_indexed = (int16_t *)vm + index * 4;
+
+ /* This is supported by SVE only, so opr_sz is always a multiple of 16.
+ * Process the entire segment all at once, writing back the results
+ * only after we've consumed all of the inputs.
+ */
+ for (i = 0; i < opr_sz_8 ; i += 2) {
+ uint64_t d0, d1;
+
+ d0 = n[i * 4 + 0] * (int64_t)m_indexed[i * 4 + 0];
+ d0 += n[i * 4 + 1] * (int64_t)m_indexed[i * 4 + 1];
+ d0 += n[i * 4 + 2] * (int64_t)m_indexed[i * 4 + 2];
+ d0 += n[i * 4 + 3] * (int64_t)m_indexed[i * 4 + 3];
+ d1 = n[i * 4 + 4] * (int64_t)m_indexed[i * 4 + 0];
+ d1 += n[i * 4 + 5] * (int64_t)m_indexed[i * 4 + 1];
+ d1 += n[i * 4 + 6] * (int64_t)m_indexed[i * 4 + 2];
+ d1 += n[i * 4 + 7] * (int64_t)m_indexed[i * 4 + 3];
+
+ d[i + 0] += d0;
+ d[i + 1] += d1;
+ }
+
+ clear_tail(d, opr_sz, simd_maxsz(desc));
+}
+
+void HELPER(gvec_udot_idx_h)(void *vd, void *vn, void *vm, uint32_t desc)
+{
+ intptr_t i, opr_sz = simd_oprsz(desc), opr_sz_8 = opr_sz / 8;
+ intptr_t index = simd_data(desc);
+ uint64_t *d = vd;
+ uint16_t *n = vn;
+ uint16_t *m_indexed = (uint16_t *)vm + index * 4;
+
+ /* This is supported by SVE only, so opr_sz is always a multiple of 16.
+ * Process the entire segment all at once, writing back the results
+ * only after we've consumed all of the inputs.
+ */
+ for (i = 0; i < opr_sz_8 ; i += 2) {
+ uint64_t d0, d1;
+
+ d0 = n[i * 4 + 0] * (uint64_t)m_indexed[i * 4 + 0];
+ d0 += n[i * 4 + 1] * (uint64_t)m_indexed[i * 4 + 1];
+ d0 += n[i * 4 + 2] * (uint64_t)m_indexed[i * 4 + 2];
+ d0 += n[i * 4 + 3] * (uint64_t)m_indexed[i * 4 + 3];
+ d1 = n[i * 4 + 4] * (uint64_t)m_indexed[i * 4 + 0];
+ d1 += n[i * 4 + 5] * (uint64_t)m_indexed[i * 4 + 1];
+ d1 += n[i * 4 + 6] * (uint64_t)m_indexed[i * 4 + 2];
+ d1 += n[i * 4 + 7] * (uint64_t)m_indexed[i * 4 + 3];
+
+ d[i + 0] += d0;
+ d[i + 1] += d1;
+ }
+
+ clear_tail(d, opr_sz, simd_maxsz(desc));
+}
+
void HELPER(gvec_fcaddh)(void *vd, void *vn, void *vm,
void *vfpst, uint32_t desc)
{
@@ -728,6 +728,12 @@ MUL_zzi 00100101 .. 110 000 110 ........ ..... @rdn_i8s
# SVE integer dot product (unpredicated)
DOT_zzz 01000100 1 sz:1 0 rm:5 00000 u:1 rn:5 rd:5 ra=%reg_movprfx
+# SVE integer dot product (indexed)
+DOT_zzx 01000100 101 index:2 rm:3 00000 u:1 rn:5 rd:5 \
+ sz=0 ra=%reg_movprfx
+DOT_zzx 01000100 111 index:1 rm:4 00000 u:1 rn:5 rd:5 \
+ sz=1 ra=%reg_movprfx
+
# SVE floating-point complex add (predicated)
FCADD 01100100 esz:2 00000 rot:1 100 pg:3 rm:5 rd:5 \
rn=%reg_movprfx