diff --git a/clang/docs/ReleaseNotes.rst b/clang/docs/ReleaseNotes.rst
--- a/clang/docs/ReleaseNotes.rst
+++ b/clang/docs/ReleaseNotes.rst
@@ -365,7 +365,7 @@
   of clang; use the ``-fclang-abi-compat=14`` option to get the old mangling.
 - Preprocessor character literals with a ``u8`` prefix are now correctly treated as
   unsigned character literals. This fixes `Issue 54886 <https://github.com/llvm/llvm-project/issues/54886>`_.
-- Stopped allowing constriants on non-template functions to be compliant with
+- Stopped allowing constraints on non-template functions to be compliant with
   dcl.decl.general p4.
 
 C++20 Feature Support
diff --git a/llvm/lib/Target/X86/MCTargetDesc/X86InstComments.cpp b/llvm/lib/Target/X86/MCTargetDesc/X86InstComments.cpp
--- a/llvm/lib/Target/X86/MCTargetDesc/X86InstComments.cpp
+++ b/llvm/lib/Target/X86/MCTargetDesc/X86InstComments.cpp
@@ -278,7 +278,7 @@
 
   // MASKZ: zmmX {%kY} {z}
   if (MaskWithZero)
-    OS << " {z}";
+    OS << "{z}";
 }
 
 static bool printFMAComments(const MCInst *MI, raw_ostream &OS,
diff --git a/llvm/lib/Target/X86/X86MCInstLower.cpp b/llvm/lib/Target/X86/X86MCInstLower.cpp
--- a/llvm/lib/Target/X86/X86MCInstLower.cpp
+++ b/llvm/lib/Target/X86/X86MCInstLower.cpp
@@ -1877,7 +1877,7 @@
       CS << " {%" << GetRegisterName(WriteMaskOp.getReg()) << "}";
 
       if (SrcOp1Idx == 2) {
-        CS << " {z}";
+        CS << "{z}";
       }
     }
   }