cleansup htif call

src/iss/mmio/memory_with_htif.h

@@ -40,14 +40,8 @@ private:
         std::copy(data, data + length, p.data() + (addr & mem.page_addr_mask));
         // this->tohost handling in case of riscv-test
         // according to https://github.com/riscv-software-src/riscv-isa-sim/issues/364#issuecomment-607657754:
-        if(access && iss::access_type::FUNC) {
+        if(access && iss::access_type::FUNC && addr == hart_if.tohost) {
-            if(addr == hart_if.tohost) {
+            return hart_if.exec_htif(data);
-                return hart_if.exec_htif(data);
-            }
-            if((WORD_LEN == 32 && addr == hart_if.fromhost + 4) || (WORD_LEN == 64 && addr == hart_if.fromhost)) {
-                uint64_t fhostvar = *reinterpret_cast<uint64_t*>(p.data() + (hart_if.fromhost & mem.page_addr_mask));
-                *reinterpret_cast<uint64_t*>(p.data() + (hart_if.tohost & mem.page_addr_mask)) = fhostvar;
-            }
         }
         return iss::Ok;
     }