panvk: implement cs_extract64 & cs_extract_tuple

Reviewed-by: Christoph Pillmayer <christoph.pillmayer@arm.com>
Reviewed-by: Lars-Ivar Hesselberg Simonsen <lars-ivar.simonsen@arm.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/34733>

src/panfrost/genxml/cs_builder.h

@@ -492,6 +492,25 @@ cs_extract32(struct cs_builder *b, struct cs_index idx, unsigned word)
    return cs_reg32(b, idx.reg + word);
 }
 
+static inline struct cs_index
+cs_extract64(struct cs_builder *b, struct cs_index idx, unsigned word)
+{
+   assert(idx.type == CS_INDEX_REGISTER && "unsupported");
+   assert(word + 1 < idx.size && "overrun");
+
+   return cs_reg64(b, idx.reg + word);
+}
+
+static inline struct cs_index
+cs_extract_tuple(struct cs_builder *b, struct cs_index idx, unsigned word,
+                 unsigned size)
+{
+   assert(idx.type == CS_INDEX_REGISTER && "unsupported");
+   assert(word + size < idx.size && "overrun");
+
+   return cs_reg_tuple(b, idx.reg + word, size);
+}
+
 static inline struct cs_block *
 cs_cur_block(struct cs_builder *b)
 {