Merge pull request #86 from clarkewd/patch-2

Clarify 64-bit register usage
x64dbg · Feb 7, 2022 · bd80c73 · bd80c73
2 parents 63b560a + 4a2e49a
commit bd80c73
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/introduction/Input.md b/introduction/Input.md
@@ -16,7 +16,9 @@ Variables optionally start with a `$` and can only store one DWORD (QWORD on x64
 
 ## Registers
 
-All registers (of all sizes) can be used as variables.
+All registers of all sizes up to 32-bit (eg: RAX, EAX, AL) can be used as variables.
+
+XMM, YMM, ZMM or any other 64-bit registers may not, but they may be logged via the [String Formatting](https://help.x64dbg.com/en/latest/introduction/Formatting.html) `f` type.
 
 ### Remarks