Add vmsum{u,m}bm instructions.

Signed-off-by: NNathan Froyd <froydnj@codesourcery.com>
Signed-off-by: NAurelien Jarno <aurelien@aurel32.net>

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6179 c046a42c-6fe2-441c-8c8c-71466251a162

target-ppc/helper.h

@@ -165,6 +165,8 @@ DEF_HELPER_2(vupkhsb, void, avr, avr)
 DEF_HELPER_2(vupkhsh, void, avr, avr)
 DEF_HELPER_2(vupklsb, void, avr, avr)
 DEF_HELPER_2(vupklsh, void, avr, avr)
+DEF_HELPER_4(vmsumubm, void, avr, avr, avr, avr)
+DEF_HELPER_4(vmsummbm, void, avr, avr, avr, avr)
 
 DEF_HELPER_1(efscfsi, i32, i32)
 DEF_HELPER_1(efscfui, i32, i32)

target-ppc/op_helper.c

@@ -2093,6 +2093,34 @@ VMRG(w, u32)
 #undef MRGHI
 #undef MRGLO
 
+void helper_vmsummbm (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b, ppc_avr_t *c)
+{
+    int32_t prod[16];
+    int i;
+
+    for (i = 0; i < ARRAY_SIZE(r->s8); i++) {
+        prod[i] = (int32_t)a->s8[i] * b->u8[i];
+    }
+
+    VECTOR_FOR_INORDER_I(i, s32) {
+        r->s32[i] = c->s32[i] + prod[4*i] + prod[4*i+1] + prod[4*i+2] + prod[4*i+3];
+    }
+}
+
+void helper_vmsumubm (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b, ppc_avr_t *c)
+{
+    uint16_t prod[16];
+    int i;
+
+    for (i = 0; i < ARRAY_SIZE(r->u8); i++) {
+        prod[i] = a->u8[i] * b->u8[i];
+    }
+
+    VECTOR_FOR_INORDER_I(i, u32) {
+        r->u32[i] = c->u32[i] + prod[4*i] + prod[4*i+1] + prod[4*i+2] + prod[4*i+3];
+    }
+}
+
 #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)      \
     {                                                                   \

target-ppc/translate.c

@@ -6376,6 +6376,8 @@ GEN_HANDLER(vsldoi, 0x04, 0x16, 0xFF, 0x00000400, PPC_ALTIVEC)
         tcg_temp_free_ptr(rd);                                          \
     }
 
+GEN_VAFORM_PAIRED(vmsumubm, vmsummbm, 18)
+
 /***                           SPE extension                               ***/
 /* Register moves */