@@ -1450,4 +1450,7 @@ DEF_HELPER_3(kdmtt16, tl, env, tl, tl)
DEF_HELPER_4(kdmabb16, tl, env, tl, tl, tl)
DEF_HELPER_4(kdmabt16, tl, env, tl, tl, tl)
DEF_HELPER_4(kdmatt16, tl, env, tl, tl, tl)
+
+DEF_HELPER_3(smbt32, tl, env, tl, tl)
+DEF_HELPER_3(smtt32, tl, env, tl, tl)
#endif
@@ -145,3 +145,6 @@ kdmtt16 1111101 ..... ..... 001 ..... 1111111 @r
kdmabb16 1101100 ..... ..... 001 ..... 1111111 @r
kdmabt16 1110100 ..... ..... 001 ..... 1111111 @r
kdmatt16 1111100 ..... ..... 001 ..... 1111111 @r
+
+smbt32 0001100 ..... ..... 010 ..... 1111111 @r
+smtt32 0010100 ..... ..... 010 ..... 1111111 @r
@@ -1190,4 +1190,8 @@ GEN_RVP_R_OOL(kdmtt16);
GEN_RVP_R_ACC_OOL(kdmabb16);
GEN_RVP_R_ACC_OOL(kdmabt16);
GEN_RVP_R_ACC_OOL(kdmatt16);
+
+/* (RV64 Only) 32-bit Multiply Instructions */
+GEN_RVP_R_OOL(smbt32);
+GEN_RVP_R_OOL(smtt32);
#endif
@@ -3572,5 +3572,24 @@ static inline void do_kdmatt16(CPURISCVState *env, void *vd, void *va,
RVPR_ACC(kdmatt16, 2, 2);
+/* (RV64 Only) 32-bit Multiply Instructions */
+static inline void do_smbt32(CPURISCVState *env, void *vd, void *va,
+ void *vb, uint8_t i)
+{
+ int64_t *d = vd;
+ int32_t *a = va, *b = vb;
+ *d = (int64_t)a[H4(2 * i)] * b[H4(4 * i + 1)];
+}
+
+RVPR(smbt32, 1, sizeof(target_ulong));
+
+static inline void do_smtt32(CPURISCVState *env, void *vd, void *va,
+ void *vb, uint8_t i)
+{
+ int64_t *d = vd;
+ int32_t *a = va, *b = vb;
+ *d = (int64_t)a[H4(2 * i + 1)] * b[H4(2 * i + 1)];
+}
+RVPR(smtt32, 1, sizeof(target_ulong));
#endif
Signed-off-by: LIU Zhiwei <zhiwei_liu@c-sky.com> --- target/riscv/helper.h | 3 +++ target/riscv/insn32-64.decode | 3 +++ target/riscv/insn_trans/trans_rvp.c.inc | 4 ++++ target/riscv/packed_helper.c | 19 +++++++++++++++++++ 4 files changed, 29 insertions(+)