Add v{add,sub}u{b,h,w}m 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@6155 c046a42c-6fe2-441c-8c8c-71466251a162

target-ppc/helper.h

@@ -96,6 +96,15 @@ DEF_HELPER_1(fres, i64, i64)
 DEF_HELPER_1(frsqrte, i64, i64)
 DEF_HELPER_3(fsel, i64, i64, i64, i64)
 
+#define dh_alias_avr ptr
+#define dh_ctype_avr ppc_avr_t *
+
+DEF_HELPER_3(vaddubm, void, avr, avr, avr)
+DEF_HELPER_3(vadduhm, void, avr, avr, avr)
+DEF_HELPER_3(vadduwm, void, avr, avr, avr)
+DEF_HELPER_3(vsububm, void, avr, avr, avr)
+DEF_HELPER_3(vsubuhm, void, avr, avr, avr)
+DEF_HELPER_3(vsubuwm, void, avr, avr, avr)
 DEF_HELPER_1(efscfsi, i32, i32)
 DEF_HELPER_1(efscfui, i32, i32)
 DEF_HELPER_1(efscfuf, i32, i32)

target-ppc/op_helper.c

@@ -1971,6 +1971,23 @@ target_ulong helper_dlmzb (target_ulong high, target_ulong low, uint32_t update_
   for (index = ARRAY_SIZE(r->element)-1; index >= 0; index--)
 #endif
 
+#define VARITH_DO(name, op, element)        \
+void helper_v##name (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b)          \
+{                                                                       \
+    int i;                                                              \
+    for (i = 0; i < ARRAY_SIZE(r->element); i++) {                      \
+        r->element[i] = a->element[i] op b->element[i];                 \
+    }                                                                   \
+}
+#define VARITH(suffix, element)                  \
+  VARITH_DO(add##suffix, +, element)             \
+  VARITH_DO(sub##suffix, -, element)
+VARITH(ubm, u8)
+VARITH(uhm, u16)
+VARITH(uwm, u32)
+#undef VARITH_DO
+#undef VARITH
+
 #undef VECTOR_FOR_INORDER_I
 #undef HI_IDX
 #undef LO_IDX

target-ppc/translate.c

@@ -6181,6 +6181,12 @@ GEN_HANDLER(name, 0x04, opc2, opc3, 0x00000000, PPC_ALTIVEC)            \
     tcg_temp_free_ptr(rd);                                              \
 }
 
+GEN_VXFORM(vaddubm, 0, 0);
+GEN_VXFORM(vadduhm, 0, 1);
+GEN_VXFORM(vadduwm, 0, 2);
+GEN_VXFORM(vsububm, 0, 16);
+GEN_VXFORM(vsubuhm, 0, 17);
+GEN_VXFORM(vsubuwm, 0, 18);
 /***                           SPE extension                               ***/
 /* Register moves */