[Qemu-devel] [PATCH v2 65/67] target/arm: Implement SVE floating-point convert to integer

[Richard Henderson]

Signed-off-by: Richard Henderson <address@hidden>
---
 target/arm/helper-sve.h    | 30 ++++++++++++++++++++
 target/arm/sve_helper.c    | 16 +++++++++++
 target/arm/translate-sve.c | 70 ++++++++++++++++++++++++++++++++++++++++++++++
 target/arm/sve.decode      | 16 +++++++++++
 4 files changed, 132 insertions(+)

diff --git a/target/arm/helper-sve.h b/target/arm/helper-sve.h
index bac4bfdc60..0f5fea9045 100644
--- a/target/arm/helper-sve.h
+++ b/target/arm/helper-sve.h
@@ -955,6 +955,36 @@ DEF_HELPER_FLAGS_5(sve_fcvt_hd, TCG_CALL_NO_RWG,
 DEF_HELPER_FLAGS_5(sve_fcvt_sd, TCG_CALL_NO_RWG,
                    void, ptr, ptr, ptr, ptr, i32)
 
+DEF_HELPER_FLAGS_5(sve_fcvtzs_hh, TCG_CALL_NO_RWG,
+                   void, ptr, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_5(sve_fcvtzs_hs, TCG_CALL_NO_RWG,
+                   void, ptr, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_5(sve_fcvtzs_ss, TCG_CALL_NO_RWG,
+                   void, ptr, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_5(sve_fcvtzs_ds, TCG_CALL_NO_RWG,
+                   void, ptr, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_5(sve_fcvtzs_hd, TCG_CALL_NO_RWG,
+                   void, ptr, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_5(sve_fcvtzs_sd, TCG_CALL_NO_RWG,
+                   void, ptr, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_5(sve_fcvtzs_dd, TCG_CALL_NO_RWG,
+                   void, ptr, ptr, ptr, ptr, i32)
+
+DEF_HELPER_FLAGS_5(sve_fcvtzu_hh, TCG_CALL_NO_RWG,
+                   void, ptr, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_5(sve_fcvtzu_hs, TCG_CALL_NO_RWG,
+                   void, ptr, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_5(sve_fcvtzu_ss, TCG_CALL_NO_RWG,
+                   void, ptr, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_5(sve_fcvtzu_ds, TCG_CALL_NO_RWG,
+                   void, ptr, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_5(sve_fcvtzu_hd, TCG_CALL_NO_RWG,
+                   void, ptr, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_5(sve_fcvtzu_sd, TCG_CALL_NO_RWG,
+                   void, ptr, ptr, ptr, ptr, i32)
+DEF_HELPER_FLAGS_5(sve_fcvtzu_dd, TCG_CALL_NO_RWG,
+                   void, ptr, ptr, ptr, ptr, i32)
+
 DEF_HELPER_FLAGS_5(sve_scvt_hh, TCG_CALL_NO_RWG,
                    void, ptr, ptr, ptr, ptr, i32)
 DEF_HELPER_FLAGS_5(sve_scvt_sh, TCG_CALL_NO_RWG,
diff --git a/target/arm/sve_helper.c b/target/arm/sve_helper.c
index 9db01ac2f2..09f5c77254 100644
--- a/target/arm/sve_helper.c
+++ b/target/arm/sve_helper.c
@@ -3184,6 +3184,22 @@ DO_ZPZ_FP_D(sve_fcvt_hd, uint64_t, 
float16_to_float64_ieee)
 DO_ZPZ_FP_D(sve_fcvt_ds, uint64_t, float64_to_float32)
 DO_ZPZ_FP_D(sve_fcvt_sd, uint64_t, float32_to_float64)
 
+DO_ZPZ_FP(sve_fcvtzs_hh, uint16_t, H1_2, float16_to_int16_round_to_zero)
+DO_ZPZ_FP(sve_fcvtzs_hs, uint32_t, H1_4, float16_to_int32_round_to_zero)
+DO_ZPZ_FP(sve_fcvtzs_ss, uint32_t, H1_4, float32_to_int32_round_to_zero)
+DO_ZPZ_FP_D(sve_fcvtzs_hd, uint64_t, float16_to_int64_round_to_zero)
+DO_ZPZ_FP_D(sve_fcvtzs_sd, uint64_t, float32_to_int64_round_to_zero)
+DO_ZPZ_FP_D(sve_fcvtzs_ds, uint64_t, float64_to_int32_round_to_zero)
+DO_ZPZ_FP_D(sve_fcvtzs_dd, uint64_t, float64_to_int64_round_to_zero)
+
+DO_ZPZ_FP(sve_fcvtzu_hh, uint16_t, H1_2, float16_to_uint16_round_to_zero)
+DO_ZPZ_FP(sve_fcvtzu_hs, uint32_t, H1_4, float16_to_uint32_round_to_zero)
+DO_ZPZ_FP(sve_fcvtzu_ss, uint32_t, H1_4, float32_to_uint32_round_to_zero)
+DO_ZPZ_FP_D(sve_fcvtzu_hd, uint64_t, float16_to_uint64_round_to_zero)
+DO_ZPZ_FP_D(sve_fcvtzu_sd, uint64_t, float32_to_uint64_round_to_zero)
+DO_ZPZ_FP_D(sve_fcvtzu_ds, uint64_t, float64_to_uint32_round_to_zero)
+DO_ZPZ_FP_D(sve_fcvtzu_dd, uint64_t, float64_to_uint64_round_to_zero)
+
 DO_ZPZ_FP(sve_scvt_hh, uint16_t, H1_2, int16_to_float16)
 DO_ZPZ_FP(sve_scvt_sh, uint32_t, H1_4, int32_to_float16)
 DO_ZPZ_FP(sve_scvt_ss, uint32_t, H1_4, int32_to_float32)
diff --git a/target/arm/translate-sve.c b/target/arm/translate-sve.c
index 361d545965..bc865dfd15 100644
--- a/target/arm/translate-sve.c
+++ b/target/arm/translate-sve.c
@@ -3681,6 +3681,76 @@ static void trans_FCVT_sd(DisasContext *s, arg_rpr_esz 
*a, uint32_t insn)
     do_zpz_ptr(s, a->rd, a->rn, a->pg, false, gen_helper_sve_fcvt_sd);
 }
 
+static void trans_FCVTZS_hh(DisasContext *s, arg_rpr_esz *a, uint32_t insn)
+{
+    do_zpz_ptr(s, a->rd, a->rn, a->pg, true, gen_helper_sve_fcvtzs_hh);
+}
+
+static void trans_FCVTZU_hh(DisasContext *s, arg_rpr_esz *a, uint32_t insn)
+{
+    do_zpz_ptr(s, a->rd, a->rn, a->pg, true, gen_helper_sve_fcvtzu_hh);
+}
+
+static void trans_FCVTZS_hs(DisasContext *s, arg_rpr_esz *a, uint32_t insn)
+{
+    do_zpz_ptr(s, a->rd, a->rn, a->pg, true, gen_helper_sve_fcvtzs_hs);
+}
+
+static void trans_FCVTZU_hs(DisasContext *s, arg_rpr_esz *a, uint32_t insn)
+{
+    do_zpz_ptr(s, a->rd, a->rn, a->pg, true, gen_helper_sve_fcvtzu_hs);
+}
+
+static void trans_FCVTZS_hd(DisasContext *s, arg_rpr_esz *a, uint32_t insn)
+{
+    do_zpz_ptr(s, a->rd, a->rn, a->pg, true, gen_helper_sve_fcvtzs_hd);
+}
+
+static void trans_FCVTZU_hd(DisasContext *s, arg_rpr_esz *a, uint32_t insn)
+{
+    do_zpz_ptr(s, a->rd, a->rn, a->pg, true, gen_helper_sve_fcvtzu_hd);
+}
+
+static void trans_FCVTZS_ss(DisasContext *s, arg_rpr_esz *a, uint32_t insn)
+{
+    do_zpz_ptr(s, a->rd, a->rn, a->pg, false, gen_helper_sve_fcvtzs_ss);
+}
+
+static void trans_FCVTZU_ss(DisasContext *s, arg_rpr_esz *a, uint32_t insn)
+{
+    do_zpz_ptr(s, a->rd, a->rn, a->pg, false, gen_helper_sve_fcvtzu_ss);
+}
+
+static void trans_FCVTZS_sd(DisasContext *s, arg_rpr_esz *a, uint32_t insn)
+{
+    do_zpz_ptr(s, a->rd, a->rn, a->pg, false, gen_helper_sve_fcvtzs_sd);
+}
+
+static void trans_FCVTZU_sd(DisasContext *s, arg_rpr_esz *a, uint32_t insn)
+{
+    do_zpz_ptr(s, a->rd, a->rn, a->pg, false, gen_helper_sve_fcvtzu_sd);
+}
+
+static void trans_FCVTZS_ds(DisasContext *s, arg_rpr_esz *a, uint32_t insn)
+{
+    do_zpz_ptr(s, a->rd, a->rn, a->pg, false, gen_helper_sve_fcvtzs_ds);
+}
+
+static void trans_FCVTZU_ds(DisasContext *s, arg_rpr_esz *a, uint32_t insn)
+{
+    do_zpz_ptr(s, a->rd, a->rn, a->pg, false, gen_helper_sve_fcvtzu_ds);
+}
+
+static void trans_FCVTZS_dd(DisasContext *s, arg_rpr_esz *a, uint32_t insn)
+{
+    do_zpz_ptr(s, a->rd, a->rn, a->pg, false, gen_helper_sve_fcvtzs_dd);
+}
+
+static void trans_FCVTZU_dd(DisasContext *s, arg_rpr_esz *a, uint32_t insn)
+{
+    do_zpz_ptr(s, a->rd, a->rn, a->pg, false, gen_helper_sve_fcvtzu_dd);
+}
+
 static void trans_SCVTF_hh(DisasContext *s, arg_rpr_esz *a, uint32_t insn)
 {
     do_zpz_ptr(s, a->rd, a->rn, a->pg, true, gen_helper_sve_scvt_hh);
diff --git a/target/arm/sve.decode b/target/arm/sve.decode
index d44cf17fc8..92dda3a241 100644
--- a/target/arm/sve.decode
+++ b/target/arm/sve.decode
@@ -832,6 +832,22 @@ FCVT_hd            01100101 11 0010 01 101 ... ..... ..... 
        @rd_pg_rn_e0
 FCVT_ds                01100101 11 0010 10 101 ... ..... .....         
@rd_pg_rn_e0
 FCVT_sd                01100101 11 0010 11 101 ... ..... .....         
@rd_pg_rn_e0
 
+# SVE floating-point convert to integer
+FCVTZS_hh      01100101 01 011 01 0 101 ... ..... .....        @rd_pg_rn_e0
+FCVTZU_hh      01100101 01 011 01 1 101 ... ..... .....        @rd_pg_rn_e0
+FCVTZS_hs      01100101 01 011 10 0 101 ... ..... .....        @rd_pg_rn_e0
+FCVTZU_hs      01100101 01 011 10 1 101 ... ..... .....        @rd_pg_rn_e0
+FCVTZS_hd      01100101 01 011 11 0 101 ... ..... .....        @rd_pg_rn_e0
+FCVTZU_hd      01100101 01 011 11 1 101 ... ..... .....        @rd_pg_rn_e0
+FCVTZS_ss      01100101 10 011 10 0 101 ... ..... .....        @rd_pg_rn_e0
+FCVTZU_ss      01100101 10 011 10 1 101 ... ..... .....        @rd_pg_rn_e0
+FCVTZS_ds      01100101 11 011 00 0 101 ... ..... .....        @rd_pg_rn_e0
+FCVTZU_ds      01100101 11 011 00 1 101 ... ..... .....        @rd_pg_rn_e0
+FCVTZS_sd      01100101 11 011 10 0 101 ... ..... .....        @rd_pg_rn_e0
+FCVTZU_sd      01100101 11 011 10 1 101 ... ..... .....        @rd_pg_rn_e0
+FCVTZS_dd      01100101 11 011 11 0 101 ... ..... .....        @rd_pg_rn_e0
+FCVTZU_dd      01100101 11 011 11 1 101 ... ..... .....        @rd_pg_rn_e0
+
 # SVE integer convert to floating-point
 SCVTF_hh       01100101 01 010 01 0 101 ... ..... .....        @rd_pg_rn_e0
 SCVTF_sh       01100101 01 010 10 0 101 ... ..... .....        @rd_pg_rn_e0
-- 
2.14.3