[PATCH 4/6] target/ppc: add vmulh{su}d instructions

[Lijun Pan]

vmulhsd: Vector Multiply High Signed Doubleword
vmulhud: Vector Multiply High Unsigned Doubleword

Signed-off-by: Lijun Pan <ljp@linux.ibm.com>
---
 target/ppc/helper.h                 |  2 ++
 target/ppc/int_helper.c             | 24 ++++++++++++++++++++++++
 target/ppc/translate/vmx-impl.inc.c |  2 ++
 target/ppc/translate/vmx-ops.inc.c  |  2 ++
 4 files changed, 30 insertions(+)

diff --git a/target/ppc/helper.h b/target/ppc/helper.h
index 6d4a3536eb..1aed2087cf 100644
--- a/target/ppc/helper.h
+++ b/target/ppc/helper.h
@@ -188,6 +188,8 @@ DEF_HELPER_3(vmuluwm, void, avr, avr, avr)
 DEF_HELPER_3(vmulld, void, avr, avr, avr)
 DEF_HELPER_3(vmulhsw, void, avr, avr, avr)
 DEF_HELPER_3(vmulhuw, void, avr, avr, avr)
+DEF_HELPER_3(vmulhsd, void, avr, avr, avr)
+DEF_HELPER_3(vmulhud, void, avr, avr, avr)
 DEF_HELPER_3(vslo, void, avr, avr, avr)
 DEF_HELPER_3(vsro, void, avr, avr, avr)
 DEF_HELPER_3(vsrv, void, avr, avr, avr)
diff --git a/target/ppc/int_helper.c b/target/ppc/int_helper.c
index 4bb3b7e928..6c401d41f6 100644
--- a/target/ppc/int_helper.c
+++ b/target/ppc/int_helper.c
@@ -523,6 +523,30 @@ void helper_vprtybq(ppc_avr_t *r, ppc_avr_t *b)
     r->VsrD(0) = 0;
 }
 
+void helper_vmulhsd(ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b)
+{
+       int i;
+       uint64_t h64 = 0;
+       uint64_t l64 = 0;
+
+       for (i = 0; i < 2; i++) {
+               muls64(&l64, &h64, a->s64[i], b->s64[i]);
+               r->s64[i] = h64;
+       }
+}
+
+void helper_vmulhud(ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b)
+{
+       int i;
+       uint64_t h64 = 0;
+       uint64_t l64 = 0;
+
+       for (i = 0; i < 2; i++) {
+               mulu64(&l64, &h64, a->s64[i], b->s64[i]);
+               r->u64[i] = h64;
+       }
+}
+
 #define VMULH_DO(name, op, element, cast_orig, cast_temp)              \
     void helper_vmulh##name(ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b)  \
     {                                                                  \
diff --git a/target/ppc/translate/vmx-impl.inc.c 
b/target/ppc/translate/vmx-impl.inc.c
index 2c35559c52..a9e7e7c3fe 100644
--- a/target/ppc/translate/vmx-impl.inc.c
+++ b/target/ppc/translate/vmx-impl.inc.c
@@ -812,6 +812,7 @@ GEN_VXFORM(vmuleub, 4, 8);
 GEN_VXFORM(vmuleuh, 4, 9);
 GEN_VXFORM(vmuleuw, 4, 10);
 GEN_VXFORM(vmulhuw, 4, 10);
+GEN_VXFORM(vmulhud, 4, 11);
 GEN_VXFORM_DUAL(vmuleuw, PPC_ALTIVEC, PPC_NONE,
                vmulhuw, PPC_NONE, PPC2_ISA300);
 GEN_VXFORM(vmulesb, 4, 12);
@@ -820,6 +821,7 @@ GEN_VXFORM(vmulesw, 4, 14);
 GEN_VXFORM(vmulhsw, 4, 14);
 GEN_VXFORM_DUAL(vmulesw, PPC_ALTIVEC, PPC_NONE,
                vmulhsw, PPC_NONE, PPC2_ISA300);
+GEN_VXFORM(vmulhsd, 4, 15);
 GEN_VXFORM_V(vslb, MO_8, tcg_gen_gvec_shlv, 2, 4);
 GEN_VXFORM_V(vslh, MO_16, tcg_gen_gvec_shlv, 2, 5);
 GEN_VXFORM_V(vslw, MO_32, tcg_gen_gvec_shlv, 2, 6);
diff --git a/target/ppc/translate/vmx-ops.inc.c 
b/target/ppc/translate/vmx-ops.inc.c
index 1d8238a718..719fecbaa3 100644
--- a/target/ppc/translate/vmx-ops.inc.c
+++ b/target/ppc/translate/vmx-ops.inc.c
@@ -108,9 +108,11 @@ GEN_VXFORM_300(vmulld, 4, 7),
 GEN_VXFORM(vmuleub, 4, 8),
 GEN_VXFORM(vmuleuh, 4, 9),
 GEN_VXFORM_DUAL(vmuleuw, vmulhuw, 4, 10, PPC_ALTIVEC, PPC_NONE),
+GEN_VXFORM_300(vmulhud, 4, 11),
 GEN_VXFORM(vmulesb, 4, 12),
 GEN_VXFORM(vmulesh, 4, 13),
 GEN_VXFORM_DUAL(vmulesw, vmulhsw, 4, 14, PPC_ALTIVEC, PPC_NONE),
+GEN_VXFORM_300(vmulhsd, 4, 15),
 GEN_VXFORM(vslb, 2, 4),
 GEN_VXFORM(vslh, 2, 5),
 GEN_VXFORM_DUAL(vslw, vrlwnm, 2, 6, PPC_ALTIVEC, PPC_NONE),
-- 
2.23.0