[Qemu-devel] [PATCH 11/40] Add vmul{e,o}{s,u}{b,h} instructions.

[Nathan Froyd]

Signed-off-by: Nathan Froyd <address@hidden>
---
 target-ppc/helper.h    |    8 ++++++++
 target-ppc/op_helper.c |   22 ++++++++++++++++++++++
 target-ppc/translate.c |    8 ++++++++
 3 files changed, 38 insertions(+), 0 deletions(-)

diff --git a/target-ppc/helper.h b/target-ppc/helper.h
index 5a05157..6b74c3d 100644
--- a/target-ppc/helper.h
+++ b/target-ppc/helper.h
@@ -138,6 +138,14 @@ DEF_HELPER_3(vcmpgtuw, i32, avr, avr, avr)
 DEF_HELPER_3(vcmpgtsb, i32, avr, avr, avr)
 DEF_HELPER_3(vcmpgtsh, i32, avr, avr, avr)
 DEF_HELPER_3(vcmpgtsw, i32, avr, avr, avr)
+DEF_HELPER_3(vmulesb, void, avr, avr, avr)
+DEF_HELPER_3(vmulesh, void, avr, avr, avr)
+DEF_HELPER_3(vmuleub, void, avr, avr, avr)
+DEF_HELPER_3(vmuleuh, void, avr, avr, avr)
+DEF_HELPER_3(vmulosb, void, avr, avr, avr)
+DEF_HELPER_3(vmulosh, void, avr, avr, avr)
+DEF_HELPER_3(vmuloub, void, avr, avr, avr)
+DEF_HELPER_3(vmulouh, void, avr, avr, avr)
 
 DEF_HELPER_1(efscfsi, i32, i32)
 DEF_HELPER_1(efscfui, i32, i32)
diff --git a/target-ppc/op_helper.c b/target-ppc/op_helper.c
index 0e502bc..ab8e15b 100644
--- a/target-ppc/op_helper.c
+++ b/target-ppc/op_helper.c
@@ -2100,6 +2100,28 @@ VMRG(w, u32)
 #undef MRGHI
 #undef MRGLO
 
+#define VMUL_DO(name, mul_element, prod_element, evenp)                 \
+    void helper_v##name (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b)      \
+    {                                                                   \
+        int i;                                                          \
+        VECTOR_FOR_INORDER_I(i, prod_element) {                         \
+            if (evenp) {                                                \
+                r->prod_element[i] = a->mul_element[i*2+HI_IDX] * 
b->mul_element[i*2+HI_IDX]; \
+            } else {                                                    \
+                r->prod_element[i] = a->mul_element[i*2+LO_IDX] * 
b->mul_element[i*2+LO_IDX]; \
+            }                                                           \
+        }                                                               \
+    }
+#define VMUL(suffix, mul_element, prod_element) \
+  VMUL_DO(mule##suffix, mul_element, prod_element, 1) \
+  VMUL_DO(mulo##suffix, mul_element, prod_element, 0)
+VMUL(sb, s8, s16)
+VMUL(sh, s16, s32)
+VMUL(ub, u8, u16)
+VMUL(uh, u16, u32)
+#undef VMUL_DO
+#undef VMUL
+
 #undef VECTOR_FOR_INORDER_I
 #undef HI_IDX
 #undef LO_IDX
diff --git a/target-ppc/translate.c b/target-ppc/translate.c
index 13fccf3..741bbc9 100644
--- a/target-ppc/translate.c
+++ b/target-ppc/translate.c
@@ -6211,6 +6211,14 @@ GEN_VXFORM(vmrghw, 6, 2);
 GEN_VXFORM(vmrglb, 6, 4);
 GEN_VXFORM(vmrglh, 6, 5);
 GEN_VXFORM(vmrglw, 6, 6);
+GEN_VXFORM(vmuloub, 4, 0);
+GEN_VXFORM(vmulouh, 4, 1);
+GEN_VXFORM(vmulosb, 4, 4);
+GEN_VXFORM(vmulosh, 4, 5);
+GEN_VXFORM(vmuleub, 4, 8);
+GEN_VXFORM(vmuleuh, 4, 9);
+GEN_VXFORM(vmulesb, 4, 12);
+GEN_VXFORM(vmulesh, 4, 13);
 
 #define GEN_VXRFORM1(opname, name, str, opc2, opc3)                     \
     GEN_HANDLER2(name, str, 0x4, opc2, opc3, 0x00000000, PPC_ALTIVEC)   \
-- 
1.6.0.5