diff --git a/target/arm/translate-a64.c b/target/arm/translate-a64.c
index 176a3c83ba..f502545307 100644
--- a/target/arm/translate-a64.c
+++ b/target/arm/translate-a64.c
@@ -2127,13 +2127,13 @@ static void disas_exc(DisasContext *s, uint32_t insn)
              * with our 32-bit semihosting).
              */
             if (s->current_el == 0) {
-                unsupported_encoding(s, insn);
+                unallocated_encoding(s);
                 break;
             }
 #endif
             gen_exception_internal_insn(s, s->pc_curr, EXCP_SEMIHOST);
         } else {
-            unsupported_encoding(s, insn);
+            unallocated_encoding(s);
         }
         break;
     case 5:
@@ -2142,7 +2142,7 @@ static void disas_exc(DisasContext *s, uint32_t insn)
             break;
         }
         /* DCPS1, DCPS2, DCPS3 */
-        unsupported_encoding(s, insn);
+        unallocated_encoding(s);
         break;
     default:
         unallocated_encoding(s);
@@ -2307,7 +2307,7 @@ static void disas_uncond_b_reg(DisasContext *s, uint32_t insn)
         if (op3 != 0 || op4 != 0 || rn != 0x1f) {
             goto do_unallocated;
         } else {
-            unsupported_encoding(s, insn);
+            unallocated_encoding(s);
         }
         return;
 
diff --git a/target/arm/translate-a64.h b/target/arm/translate-a64.h
index 38884158aa..f2e8ee0ee1 100644
--- a/target/arm/translate-a64.h
+++ b/target/arm/translate-a64.h
@@ -18,15 +18,6 @@
 #ifndef TARGET_ARM_TRANSLATE_A64_H
 #define TARGET_ARM_TRANSLATE_A64_H
 
-#define unsupported_encoding(s, insn)                                    \
-    do {                                                                 \
-        qemu_log_mask(LOG_UNIMP,                                         \
-                      "%s:%d: unsupported instruction encoding 0x%08x "  \
-                      "at pc=%016" PRIx64 "\n",                          \
-                      __FILE__, __LINE__, insn, s->pc_curr);             \
-        unallocated_encoding(s);                                         \
-    } while (0)
-
 TCGv_i64 new_tmp_a64(DisasContext *s);
 TCGv_i64 new_tmp_a64_local(DisasContext *s);
 TCGv_i64 new_tmp_a64_zero(DisasContext *s);