diff --git a/compiler/arm/aasmcpu.pas b/compiler/arm/aasmcpu.pas
index 61eb32a82f..4f4b4892f1 100644
--- a/compiler/arm/aasmcpu.pas
+++ b/compiler/arm/aasmcpu.pas
@@ -832,6 +832,21 @@ implementation
                 result:=operand_read;
             A_STREX:
               result:=operand_write;
+            A_LDM:
+              if opnr=0 then
+                result:=operand_readwrite
+              else
+                result:=operand_write;
+            A_STM:
+              if opnr=0 then
+                result:=operand_readwrite
+              else
+                result:=operand_read;
+            A_ADR:
+              if opnr=0 then
+                result:=operand_write
+              else
+                result:=operand_read;
             else
               internalerror(200403151);
           end
@@ -923,6 +938,21 @@ implementation
                 result:=operand_read;
             A_STREX:
               result:=operand_write;
+            A_LDM:
+              if opnr=0 then
+                result:=operand_readwrite
+              else
+                result:=operand_write;
+            A_STM:
+              if opnr=0 then
+                result:=operand_readwrite
+              else
+                result:=operand_read;
+            A_ADR:
+              if opnr=0 then
+                result:=operand_write
+              else
+                result:=operand_read;
             else
               begin
                 writeln(opcode);