@@ -680,3 +680,28 @@ DEF_HELPER_FLAGS_4(sve_brkns, TCG_CALL_NO_RWG, i32, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_3(sve_cntp, TCG_CALL_NO_RWG, i64, ptr, ptr, i32)
DEF_HELPER_FLAGS_3(sve_while, TCG_CALL_NO_RWG, i32, ptr, i32, i32)
+
+DEF_HELPER_FLAGS_4(sve_subri_b, TCG_CALL_NO_RWG, void, ptr, ptr, i64, i32)
+DEF_HELPER_FLAGS_4(sve_subri_h, TCG_CALL_NO_RWG, void, ptr, ptr, i64, i32)
+DEF_HELPER_FLAGS_4(sve_subri_s, TCG_CALL_NO_RWG, void, ptr, ptr, i64, i32)
+DEF_HELPER_FLAGS_4(sve_subri_d, TCG_CALL_NO_RWG, void, ptr, ptr, i64, i32)
+
+DEF_HELPER_FLAGS_4(sve_smaxi_b, TCG_CALL_NO_RWG, void, ptr, ptr, i64, i32)
+DEF_HELPER_FLAGS_4(sve_smaxi_h, TCG_CALL_NO_RWG, void, ptr, ptr, i64, i32)
+DEF_HELPER_FLAGS_4(sve_smaxi_s, TCG_CALL_NO_RWG, void, ptr, ptr, i64, i32)
+DEF_HELPER_FLAGS_4(sve_smaxi_d, TCG_CALL_NO_RWG, void, ptr, ptr, i64, i32)
+
+DEF_HELPER_FLAGS_4(sve_smini_b, TCG_CALL_NO_RWG, void, ptr, ptr, i64, i32)
+DEF_HELPER_FLAGS_4(sve_smini_h, TCG_CALL_NO_RWG, void, ptr, ptr, i64, i32)
+DEF_HELPER_FLAGS_4(sve_smini_s, TCG_CALL_NO_RWG, void, ptr, ptr, i64, i32)
+DEF_HELPER_FLAGS_4(sve_smini_d, TCG_CALL_NO_RWG, void, ptr, ptr, i64, i32)
+
+DEF_HELPER_FLAGS_4(sve_umaxi_b, TCG_CALL_NO_RWG, void, ptr, ptr, i64, i32)
+DEF_HELPER_FLAGS_4(sve_umaxi_h, TCG_CALL_NO_RWG, void, ptr, ptr, i64, i32)
+DEF_HELPER_FLAGS_4(sve_umaxi_s, TCG_CALL_NO_RWG, void, ptr, ptr, i64, i32)
+DEF_HELPER_FLAGS_4(sve_umaxi_d, TCG_CALL_NO_RWG, void, ptr, ptr, i64, i32)
+
+DEF_HELPER_FLAGS_4(sve_umini_b, TCG_CALL_NO_RWG, void, ptr, ptr, i64, i32)
+DEF_HELPER_FLAGS_4(sve_umini_h, TCG_CALL_NO_RWG, void, ptr, ptr, i64, i32)
+DEF_HELPER_FLAGS_4(sve_umini_s, TCG_CALL_NO_RWG, void, ptr, ptr, i64, i32)
+DEF_HELPER_FLAGS_4(sve_umini_d, TCG_CALL_NO_RWG, void, ptr, ptr, i64, i32)
@@ -803,6 +803,46 @@ DO_VPZ_D(sve_uminv_d, uint64_t, uint64_t, -1, DO_MIN)
#undef DO_VPZ
#undef DO_VPZ_D
+/* Two vector operand, one scalar operand, unpredicated. */
+#define DO_ZZI(NAME, TYPE, OP) \
+void HELPER(NAME)(void *vd, void *vn, uint64_t s64, uint32_t desc) \
+{ \
+ intptr_t i, opr_sz = simd_oprsz(desc) / sizeof(TYPE); \
+ TYPE s = s64, *d = vd, *n = vn; \
+ for (i = 0; i < opr_sz; ++i) { \
+ d[i] = OP(n[i], s); \
+ } \
+}
+
+#define DO_SUBR(X, Y) (Y - X)
+
+DO_ZZI(sve_subri_b, uint8_t, DO_SUBR)
+DO_ZZI(sve_subri_h, uint16_t, DO_SUBR)
+DO_ZZI(sve_subri_s, uint32_t, DO_SUBR)
+DO_ZZI(sve_subri_d, uint64_t, DO_SUBR)
+
+DO_ZZI(sve_smaxi_b, int8_t, DO_MAX)
+DO_ZZI(sve_smaxi_h, int16_t, DO_MAX)
+DO_ZZI(sve_smaxi_s, int32_t, DO_MAX)
+DO_ZZI(sve_smaxi_d, int64_t, DO_MAX)
+
+DO_ZZI(sve_smini_b, int8_t, DO_MIN)
+DO_ZZI(sve_smini_h, int16_t, DO_MIN)
+DO_ZZI(sve_smini_s, int32_t, DO_MIN)
+DO_ZZI(sve_smini_d, int64_t, DO_MIN)
+
+DO_ZZI(sve_umaxi_b, uint8_t, DO_MAX)
+DO_ZZI(sve_umaxi_h, uint16_t, DO_MAX)
+DO_ZZI(sve_umaxi_s, uint32_t, DO_MAX)
+DO_ZZI(sve_umaxi_d, uint64_t, DO_MAX)
+
+DO_ZZI(sve_umini_b, uint8_t, DO_MIN)
+DO_ZZI(sve_umini_h, uint16_t, DO_MIN)
+DO_ZZI(sve_umini_s, uint32_t, DO_MIN)
+DO_ZZI(sve_umini_d, uint64_t, DO_MIN)
+
+#undef DO_ZZI
+
#undef DO_AND
#undef DO_ORR
#undef DO_EOR
@@ -817,6 +857,7 @@ DO_VPZ_D(sve_uminv_d, uint64_t, uint64_t, -1, DO_MIN)
#undef DO_ASR
#undef DO_LSR
#undef DO_LSL
+#undef DO_SUBR
/* Similar to the ARM LastActiveElement pseudocode function, except the
result is multiplied by the element size. This includes the not found
@@ -81,6 +81,11 @@ static inline int expand_imm_sh8s(int x)
return (int8_t)x << (x & 0x100 ? 8 : 0);
}
+static inline int expand_imm_sh8u(int x)
+{
+ return (uint8_t)x << (x & 0x100 ? 8 : 0);
+}
+
/*
* Include the generated decoder.
*/
@@ -2974,6 +2979,136 @@ static void trans_DUP_i(DisasContext *s, arg_DUP_i *a, uint32_t insn)
tcg_gen_gvec_dup64i(dofs, vsz, vsz, dup_const(a->esz, a->imm));
}
+static void trans_ADD_zzi(DisasContext *s, arg_rri_esz *a, uint32_t insn)
+{
+ unsigned vsz = vec_full_reg_size(s);
+
+ if (a->esz == 0 && extract32(insn, 13, 1)) {
+ unallocated_encoding(s);
+ return;
+ }
+ tcg_gen_gvec_addi(a->esz, vec_full_reg_offset(s, a->rd),
+ vec_full_reg_offset(s, a->rn), a->imm, vsz, vsz);
+}
+
+static void trans_SUB_zzi(DisasContext *s, arg_rri_esz *a, uint32_t insn)
+{
+ a->imm = -a->imm;
+ trans_ADD_zzi(s, a, insn);
+}
+
+static void trans_SUBR_zzi(DisasContext *s, arg_rri_esz *a, uint32_t insn)
+{
+ static const GVecGen2s op[4] = {
+ { .fni8 = tcg_gen_vec_sub8_i64,
+ .fniv = tcg_gen_sub_vec,
+ .fno = gen_helper_sve_subri_b,
+ .opc = INDEX_op_sub_vec,
+ .vece = MO_8,
+ .scalar_first = true },
+ { .fni8 = tcg_gen_vec_sub16_i64,
+ .fniv = tcg_gen_sub_vec,
+ .fno = gen_helper_sve_subri_h,
+ .opc = INDEX_op_sub_vec,
+ .vece = MO_16,
+ .scalar_first = true },
+ { .fni4 = tcg_gen_sub_i32,
+ .fniv = tcg_gen_sub_vec,
+ .fno = gen_helper_sve_subri_s,
+ .opc = INDEX_op_sub_vec,
+ .vece = MO_32,
+ .scalar_first = true },
+ { .fni8 = tcg_gen_sub_i64,
+ .fniv = tcg_gen_sub_vec,
+ .fno = gen_helper_sve_subri_d,
+ .opc = INDEX_op_sub_vec,
+ .prefer_i64 = TCG_TARGET_REG_BITS == 64,
+ .vece = MO_64,
+ .scalar_first = true }
+ };
+ unsigned vsz = vec_full_reg_size(s);
+ TCGv_i64 c;
+
+ if (a->esz == 0 && extract32(insn, 13, 1)) {
+ unallocated_encoding(s);
+ return;
+ }
+ c = tcg_const_i64(a->imm);
+ tcg_gen_gvec_2s(vec_full_reg_offset(s, a->rd),
+ vec_full_reg_offset(s, a->rn), vsz, vsz, c, &op[a->esz]);
+ tcg_temp_free_i64(c);
+}
+
+static void trans_MUL_zzi(DisasContext *s, arg_rri_esz *a, uint32_t insn)
+{
+ unsigned vsz = vec_full_reg_size(s);
+ tcg_gen_gvec_muli(a->esz, vec_full_reg_offset(s, a->rd),
+ vec_full_reg_offset(s, a->rn), a->imm, vsz, vsz);
+}
+
+static void do_zzi_sat(DisasContext *s, arg_rri_esz *a, uint32_t insn,
+ bool u, bool d)
+{
+ TCGv_i64 val;
+
+ if (a->esz == 0 && extract32(insn, 13, 1)) {
+ unallocated_encoding(s);
+ return;
+ }
+ val = tcg_const_i64(a->imm);
+ do_sat_addsub_vec(s, a->esz, a->rd, a->rn, val, u, d);
+ tcg_temp_free_i64(val);
+}
+
+static void trans_SQADD_zzi(DisasContext *s, arg_rri_esz *a, uint32_t insn)
+{
+ do_zzi_sat(s, a, insn, false, false);
+}
+
+static void trans_UQADD_zzi(DisasContext *s, arg_rri_esz *a, uint32_t insn)
+{
+ do_zzi_sat(s, a, insn, true, false);
+}
+
+static void trans_SQSUB_zzi(DisasContext *s, arg_rri_esz *a, uint32_t insn)
+{
+ do_zzi_sat(s, a, insn, false, true);
+}
+
+static void trans_UQSUB_zzi(DisasContext *s, arg_rri_esz *a, uint32_t insn)
+{
+ do_zzi_sat(s, a, insn, true, true);
+}
+
+static void do_zzi_ool(DisasContext *s, arg_rri_esz *a, gen_helper_gvec_2i *fn)
+{
+ unsigned vsz = vec_full_reg_size(s);
+ TCGv_i64 c = tcg_const_i64(a->imm);
+
+ tcg_gen_gvec_2i_ool(vec_full_reg_offset(s, a->rd),
+ vec_full_reg_offset(s, a->rn),
+ c, vsz, vsz, 0, fn);
+ tcg_temp_free_i64(c);
+}
+
+#define DO_ZZI(NAME, name) \
+static void trans_##NAME##_zzi(DisasContext *s, arg_rri_esz *a, \
+ uint32_t insn) \
+{ \
+ static gen_helper_gvec_2i * const fns[4] = { \
+ gen_helper_sve_##name##i_b, gen_helper_sve_##name##i_h, \
+ gen_helper_sve_##name##i_s, gen_helper_sve_##name##i_d, \
+ }; \
+ do_zzi_ool(s, a, fns[a->esz]); \
+}
+
+DO_ZZI(SMAX, smax)
+DO_ZZI(UMAX, umax)
+DO_ZZI(SMIN, smin)
+DO_ZZI(UMIN, umin)
+
+#undef DO_ZZI
+
/*
*** SVE Memory - 32-bit Gather and Unsized Contiguous Group
*/
@@ -43,6 +43,8 @@
# Signed 8-bit immediate, optionally shifted left by 8.
%sh8_i8s 5:9 !function=expand_imm_sh8s
+# Unsigned 8-bit immediate, optionally shifted left by 8.
+%sh8_i8u 5:9 !function=expand_imm_sh8u
# Either a copy of rd (at bit 0), or a different source
# as propagated via the MOVPRFX instruction.
@@ -96,6 +98,12 @@
@pd_pn_pm ........ esz:2 .. rm:4 ....... rn:4 . rd:4 &rrr_esz
@rdn_rm ........ esz:2 ...... ...... rm:5 rd:5 \
&rrr_esz rn=%reg_movprfx
+@rdn_sh_i8u ........ esz:2 ...... ...... ..... rd:5 \
+ &rri_esz rn=%reg_movprfx imm=%sh8_i8u
+@rdn_i8u ........ esz:2 ...... ... imm:8 rd:5 \
+ &rri_esz rn=%reg_movprfx
+@rdn_i8s ........ esz:2 ...... ... imm:s8 rd:5 \
+ &rri_esz rn=%reg_movprfx
# Three operand with "memory" size, aka immediate left shift
@rd_rn_msz_rm ........ ... rm:5 .... imm:2 rn:5 rd:5 &rrri
@@ -630,6 +638,24 @@ FDUP 00100101 esz:2 111 00 1110 imm:8 rd:5
# SVE broadcast integer immediate (unpredicated)
DUP_i 00100101 esz:2 111 00 011 . ........ rd:5 imm=%sh8_i8s
+# SVE integer add/subtract immediate (unpredicated)
+ADD_zzi 00100101 .. 100 000 11 . ........ ..... @rdn_sh_i8u
+SUB_zzi 00100101 .. 100 001 11 . ........ ..... @rdn_sh_i8u
+SUBR_zzi 00100101 .. 100 011 11 . ........ ..... @rdn_sh_i8u
+SQADD_zzi 00100101 .. 100 100 11 . ........ ..... @rdn_sh_i8u
+UQADD_zzi 00100101 .. 100 101 11 . ........ ..... @rdn_sh_i8u
+SQSUB_zzi 00100101 .. 100 110 11 . ........ ..... @rdn_sh_i8u
+UQSUB_zzi 00100101 .. 100 111 11 . ........ ..... @rdn_sh_i8u
+
+# SVE integer min/max immediate (unpredicated)
+SMAX_zzi 00100101 .. 101 000 110 ........ ..... @rdn_i8s
+UMAX_zzi 00100101 .. 101 001 110 ........ ..... @rdn_i8u
+SMIN_zzi 00100101 .. 101 010 110 ........ ..... @rdn_i8s
+UMIN_zzi 00100101 .. 101 011 110 ........ ..... @rdn_i8u
+
+# SVE integer multiply immediate (unpredicated)
+MUL_zzi 00100101 .. 110 000 110 ........ ..... @rdn_i8s
+
### SVE Memory - 32-bit Gather and Unsized Contiguous Group
# SVE load predicate register
Signed-off-by: Richard Henderson <richard.henderson@linaro.org> --- target/arm/helper-sve.h | 25 +++++++++ target/arm/sve_helper.c | 41 ++++++++++++++ target/arm/translate-sve.c | 135 +++++++++++++++++++++++++++++++++++++++++++++ target/arm/sve.decode | 26 +++++++++ 4 files changed, 227 insertions(+) -- 2.14.3