@@ -285,6 +285,66 @@ DEF_HELPER_FLAGS_4(sve_asrd_h, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_4(sve_asrd_s, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_4(sve_asrd_d, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(sve_cls_b, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(sve_cls_h, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(sve_cls_s, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(sve_cls_d, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+
+DEF_HELPER_FLAGS_4(sve_clz_b, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(sve_clz_h, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(sve_clz_s, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(sve_clz_d, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+
+DEF_HELPER_FLAGS_4(sve_cnt_zpz_b, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(sve_cnt_zpz_h, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(sve_cnt_zpz_s, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(sve_cnt_zpz_d, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+
+DEF_HELPER_FLAGS_4(sve_cnot_b, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(sve_cnot_h, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(sve_cnot_s, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(sve_cnot_d, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+
+DEF_HELPER_FLAGS_4(sve_fabs_h, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(sve_fabs_s, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(sve_fabs_d, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+
+DEF_HELPER_FLAGS_4(sve_fneg_h, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(sve_fneg_s, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(sve_fneg_d, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+
+DEF_HELPER_FLAGS_4(sve_not_zpz_b, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(sve_not_zpz_h, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(sve_not_zpz_s, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(sve_not_zpz_d, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+
+DEF_HELPER_FLAGS_4(sve_sxtb_h, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(sve_sxtb_s, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(sve_sxtb_d, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+
+DEF_HELPER_FLAGS_4(sve_uxtb_h, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(sve_uxtb_s, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(sve_uxtb_d, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+
+DEF_HELPER_FLAGS_4(sve_sxth_s, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(sve_sxth_d, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+
+DEF_HELPER_FLAGS_4(sve_uxth_s, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(sve_uxth_d, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+
+DEF_HELPER_FLAGS_4(sve_sxtw_d, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(sve_uxtw_d, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+
+DEF_HELPER_FLAGS_4(sve_abs_b, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(sve_abs_h, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(sve_abs_s, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(sve_abs_d, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+
+DEF_HELPER_FLAGS_4(sve_neg_b, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(sve_neg_h, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(sve_neg_s, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(sve_neg_d, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32)
+
DEF_HELPER_FLAGS_5(sve_and_pppp, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_bic_pppp, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, ptr, i32)
DEF_HELPER_FLAGS_5(sve_eor_pppp, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, ptr, i32)
@@ -499,6 +499,133 @@ DO_ZPZW(sve_lsl_zpzw_s, uint32_t, uint64_t, H1_4, DO_LSL)
#undef DO_ZPZW
+/* Fully general two-operand expander, controlled by a predicate.
+ */
+#define DO_ZPZ(NAME, TYPE, H, OP) \
+void HELPER(NAME)(void *vd, void *vn, void *vg, uint32_t desc) \
+{ \
+ intptr_t i, opr_sz = simd_oprsz(desc); \
+ for (i = 0; i < opr_sz; ) { \
+ uint16_t pg = *(uint16_t *)(vg + H1_2(i >> 3)); \
+ do { \
+ if (pg & 1) { \
+ TYPE nn = *(TYPE *)(vn + H(i)); \
+ *(TYPE *)(vd + H(i)) = OP(nn); \
+ } \
+ i += sizeof(TYPE), pg >>= sizeof(TYPE); \
+ } while (i & 15); \
+ } \
+}
+
+/* Similarly, specialized for 64-bit operands. */
+#define DO_ZPZ_D(NAME, TYPE, OP) \
+void HELPER(NAME)(void *vd, void *vn, void *vg, uint32_t desc) \
+{ \
+ intptr_t i, opr_sz = simd_oprsz(desc) / 8; \
+ TYPE *d = vd, *n = vn; \
+ uint8_t *pg = vg; \
+ for (i = 0; i < opr_sz; i += 1) { \
+ if (pg[H1(i)] & 1) { \
+ TYPE nn = n[i]; \
+ d[i] = OP(nn); \
+ } \
+ } \
+}
+
+#define DO_CLS_B(N) (clrsb32(N) - 24)
+#define DO_CLS_H(N) (clrsb32(N) - 16)
+
+DO_ZPZ(sve_cls_b, int8_t, H1, DO_CLS_B)
+DO_ZPZ(sve_cls_h, int16_t, H1_2, DO_CLS_H)
+DO_ZPZ(sve_cls_s, int32_t, H1_4, clrsb32)
+DO_ZPZ_D(sve_cls_d, int64_t, clrsb64)
+
+#define DO_CLZ_B(N) (clz32(N) - 24)
+#define DO_CLZ_H(N) (clz32(N) - 16)
+
+DO_ZPZ(sve_clz_b, uint8_t, H1, DO_CLZ_B)
+DO_ZPZ(sve_clz_h, uint16_t, H1_2, DO_CLZ_H)
+DO_ZPZ(sve_clz_s, uint32_t, H1_4, clz32)
+DO_ZPZ_D(sve_clz_d, uint64_t, clz64)
+
+DO_ZPZ(sve_cnt_zpz_b, uint8_t, H1, ctpop8)
+DO_ZPZ(sve_cnt_zpz_h, uint16_t, H1_2, ctpop16)
+DO_ZPZ(sve_cnt_zpz_s, uint32_t, H1_4, ctpop32)
+DO_ZPZ_D(sve_cnt_zpz_d, uint64_t, ctpop64)
+
+#define DO_CNOT(N) (N == 0)
+
+DO_ZPZ(sve_cnot_b, uint8_t, H1, DO_CNOT)
+DO_ZPZ(sve_cnot_h, uint16_t, H1_2, DO_CNOT)
+DO_ZPZ(sve_cnot_s, uint32_t, H1_4, DO_CNOT)
+DO_ZPZ_D(sve_cnot_d, uint64_t, DO_CNOT)
+
+#define DO_FABS(N) (N & ((__typeof(N))-1 >> 1))
+
+DO_ZPZ(sve_fabs_h, uint16_t, H1_2, DO_FABS)
+DO_ZPZ(sve_fabs_s, uint32_t, H1_4, DO_FABS)
+DO_ZPZ_D(sve_fabs_d, uint64_t, DO_FABS)
+
+#define DO_FNEG(N) (N ^ ~((__typeof(N))-1 >> 1))
+
+DO_ZPZ(sve_fneg_h, uint16_t, H1_2, DO_FNEG)
+DO_ZPZ(sve_fneg_s, uint32_t, H1_4, DO_FNEG)
+DO_ZPZ_D(sve_fneg_d, uint64_t, DO_FNEG)
+
+#define DO_NOT(N) (~N)
+
+DO_ZPZ(sve_not_zpz_b, uint8_t, H1, DO_NOT)
+DO_ZPZ(sve_not_zpz_h, uint16_t, H1_2, DO_NOT)
+DO_ZPZ(sve_not_zpz_s, uint32_t, H1_4, DO_NOT)
+DO_ZPZ_D(sve_not_zpz_d, uint64_t, DO_NOT)
+
+#define DO_SXTB(N) ((int8_t)N)
+#define DO_SXTH(N) ((int16_t)N)
+#define DO_SXTS(N) ((int32_t)N)
+#define DO_UXTB(N) ((uint8_t)N)
+#define DO_UXTH(N) ((uint16_t)N)
+#define DO_UXTS(N) ((uint32_t)N)
+
+DO_ZPZ(sve_sxtb_h, uint16_t, H1_2, DO_SXTB)
+DO_ZPZ(sve_sxtb_s, uint32_t, H1_4, DO_SXTB)
+DO_ZPZ(sve_sxth_s, uint32_t, H1_4, DO_SXTH)
+DO_ZPZ_D(sve_sxtb_d, uint64_t, DO_SXTB)
+DO_ZPZ_D(sve_sxth_d, uint64_t, DO_SXTH)
+DO_ZPZ_D(sve_sxtw_d, uint64_t, DO_SXTS)
+
+DO_ZPZ(sve_uxtb_h, uint16_t, H1_2, DO_UXTB)
+DO_ZPZ(sve_uxtb_s, uint32_t, H1_4, DO_UXTB)
+DO_ZPZ(sve_uxth_s, uint32_t, H1_4, DO_UXTH)
+DO_ZPZ_D(sve_uxtb_d, uint64_t, DO_UXTB)
+DO_ZPZ_D(sve_uxth_d, uint64_t, DO_UXTH)
+DO_ZPZ_D(sve_uxtw_d, uint64_t, DO_UXTS)
+
+#define DO_ABS(N) (N < 0 ? -N : N)
+
+DO_ZPZ(sve_abs_b, int8_t, H1, DO_ABS)
+DO_ZPZ(sve_abs_h, int16_t, H1_2, DO_ABS)
+DO_ZPZ(sve_abs_s, int32_t, H1_4, DO_ABS)
+DO_ZPZ_D(sve_abs_d, int64_t, DO_ABS)
+
+#define DO_NEG(N) (-N)
+
+DO_ZPZ(sve_neg_b, uint8_t, H1, DO_NEG)
+DO_ZPZ(sve_neg_h, uint16_t, H1_2, DO_NEG)
+DO_ZPZ(sve_neg_s, uint32_t, H1_4, DO_NEG)
+DO_ZPZ_D(sve_neg_d, uint64_t, DO_NEG)
+
+#undef DO_CLS_B
+#undef DO_CLS_H
+#undef DO_CLZ_B
+#undef DO_CLZ_H
+#undef DO_CNOT
+#undef DO_FABS
+#undef DO_FNEG
+#undef DO_ABS
+#undef DO_NEG
+#undef DO_ZPZ
+#undef DO_ZPZ_D
+
/* Two-operand reduction expander, controlled by a predicate.
* The difference between TYPERED and TYPERET has to do with
* sign-extension. E.g. for SMAX, TYPERED must be signed,
@@ -304,6 +304,117 @@ void trans_UDIV_zpzz(DisasContext *s, arg_rprr_esz *a, uint32_t insn)
#undef DO_ZPZZ
+/*
+ *** SVE Integer Arithmetic - Unary Predicated Group
+ */
+
+static void do_zpz_ool(DisasContext *s, arg_rpr_esz *a, gen_helper_gvec_3 *fn)
+{
+ unsigned vsz = vec_full_reg_size(s);
+ if (fn == NULL) {
+ unallocated_encoding(s);
+ return;
+ }
+ tcg_gen_gvec_3_ool(vec_full_reg_offset(s, a->rd),
+ vec_full_reg_offset(s, a->rn),
+ pred_full_reg_offset(s, a->pg),
+ vsz, vsz, 0, fn);
+}
+
+#define DO_ZPZ(NAME, name) \
+static void trans_##NAME(DisasContext *s, arg_rpr_esz *a, uint32_t insn) \
+{ \
+ static gen_helper_gvec_3 * const fns[4] = { \
+ gen_helper_sve_##name##_b, gen_helper_sve_##name##_h, \
+ gen_helper_sve_##name##_s, gen_helper_sve_##name##_d, \
+ }; \
+ do_zpz_ool(s, a, fns[a->esz]); \
+}
+
+DO_ZPZ(CLS, cls)
+DO_ZPZ(CLZ, clz)
+DO_ZPZ(CNT_zpz, cnt_zpz)
+DO_ZPZ(CNOT, cnot)
+DO_ZPZ(NOT_zpz, not_zpz)
+DO_ZPZ(ABS, abs)
+DO_ZPZ(NEG, neg)
+
+static void trans_FABS(DisasContext *s, arg_rpr_esz *a, uint32_t insn)
+{
+ static gen_helper_gvec_3 * const fns[4] = {
+ NULL,
+ gen_helper_sve_fabs_h,
+ gen_helper_sve_fabs_s,
+ gen_helper_sve_fabs_d
+ };
+ do_zpz_ool(s, a, fns[a->esz]);
+}
+
+static void trans_FNEG(DisasContext *s, arg_rpr_esz *a, uint32_t insn)
+{
+ static gen_helper_gvec_3 * const fns[4] = {
+ NULL,
+ gen_helper_sve_fneg_h,
+ gen_helper_sve_fneg_s,
+ gen_helper_sve_fneg_d
+ };
+ do_zpz_ool(s, a, fns[a->esz]);
+}
+
+static void trans_SXTB(DisasContext *s, arg_rpr_esz *a, uint32_t insn)
+{
+ static gen_helper_gvec_3 * const fns[4] = {
+ NULL,
+ gen_helper_sve_sxtb_h,
+ gen_helper_sve_sxtb_s,
+ gen_helper_sve_sxtb_d
+ };
+ do_zpz_ool(s, a, fns[a->esz]);
+}
+
+static void trans_UXTB(DisasContext *s, arg_rpr_esz *a, uint32_t insn)
+{
+ static gen_helper_gvec_3 * const fns[4] = {
+ NULL,
+ gen_helper_sve_uxtb_h,
+ gen_helper_sve_uxtb_s,
+ gen_helper_sve_uxtb_d
+ };
+ do_zpz_ool(s, a, fns[a->esz]);
+}
+
+static void trans_SXTH(DisasContext *s, arg_rpr_esz *a, uint32_t insn)
+{
+ static gen_helper_gvec_3 * const fns[4] = {
+ NULL, NULL,
+ gen_helper_sve_sxth_s,
+ gen_helper_sve_sxth_d
+ };
+ do_zpz_ool(s, a, fns[a->esz]);
+}
+
+static void trans_UXTH(DisasContext *s, arg_rpr_esz *a, uint32_t insn)
+{
+ static gen_helper_gvec_3 * const fns[4] = {
+ NULL, NULL,
+ gen_helper_sve_uxth_s,
+ gen_helper_sve_uxth_d
+ };
+ do_zpz_ool(s, a, fns[a->esz]);
+}
+
+static void trans_SXTW(DisasContext *s, arg_rpr_esz *a, uint32_t insn)
+{
+ do_zpz_ool(s, a, a->esz == 3 ? gen_helper_sve_sxtw_d : NULL);
+}
+
+static void trans_UXTW(DisasContext *s, arg_rpr_esz *a, uint32_t insn)
+{
+ do_zpz_ool(s, a, a->esz == 3 ? gen_helper_sve_uxtw_d : NULL);
+}
+
+#undef DO_ZPZ
+
/*
*** SVE Integer Reduction Group
*/
@@ -165,6 +165,29 @@ ASR_zpzw 00000100 .. 011 000 100 ... ..... ..... @rdn_pg_rm
LSR_zpzw 00000100 .. 011 001 100 ... ..... ..... @rdn_pg_rm
LSL_zpzw 00000100 .. 011 011 100 ... ..... ..... @rdn_pg_rm
+### SVE Integer Arithmetic - Unary Predicated Group
+
+# SVE unary bit operations (predicated)
+# Note esz != 0 for FABS and FNEG.
+CLS 00000100 .. 011 000 101 ... ..... ..... @rd_pg_rn
+CLZ 00000100 .. 011 001 101 ... ..... ..... @rd_pg_rn
+CNT_zpz 00000100 .. 011 010 101 ... ..... ..... @rd_pg_rn
+CNOT 00000100 .. 011 011 101 ... ..... ..... @rd_pg_rn
+NOT_zpz 00000100 .. 011 110 101 ... ..... ..... @rd_pg_rn
+FABS 00000100 .. 011 100 101 ... ..... ..... @rd_pg_rn
+FNEG 00000100 .. 011 101 101 ... ..... ..... @rd_pg_rn
+
+# SVE integer unary operations (predicated)
+# Note esz > original size for extensions.
+ABS 00000100 .. 010 110 101 ... ..... ..... @rd_pg_rn
+NEG 00000100 .. 010 111 101 ... ..... ..... @rd_pg_rn
+SXTB 00000100 .. 010 000 101 ... ..... ..... @rd_pg_rn
+UXTB 00000100 .. 010 001 101 ... ..... ..... @rd_pg_rn
+SXTH 00000100 .. 010 010 101 ... ..... ..... @rd_pg_rn
+UXTH 00000100 .. 010 011 101 ... ..... ..... @rd_pg_rn
+SXTW 00000100 .. 010 100 101 ... ..... ..... @rd_pg_rn
+UXTW 00000100 .. 010 101 101 ... ..... ..... @rd_pg_rn
+
### SVE Logical - Unpredicated Group
# SVE bitwise logical operations (unpredicated)
Signed-off-by: Richard Henderson <richard.henderson@linaro.org> --- target/arm/helper-sve.h | 60 +++++++++++++++++++++ target/arm/sve_helper.c | 127 +++++++++++++++++++++++++++++++++++++++++++++ target/arm/translate-sve.c | 111 +++++++++++++++++++++++++++++++++++++++ target/arm/sve.decode | 23 ++++++++ 4 files changed, 321 insertions(+) -- 2.14.3