[X86][APX] Fix a typo in LEA suffix (#135734)

Found during reviewing #135632

Author: phoebewang

llvm/lib/Target/X86/X86InstrArithmetic.td

@@ -27,7 +27,7 @@ let SchedRW = [WriteLEA] in {
 
   let Predicates = [HasNDD], isCodeGenOnly = 1 in {
     def LEA64_8r : I<0x8D, MRMSrcMem, (outs GR8:$dst), (ins lea64_8mem:$src),
-                     "lea{w}\t{$src|$dst}, {$dst|$src}",
+                     "lea{b}\t{$src|$dst}, {$dst|$src}",
                      [(set GR8:$dst, lea64_iaddr:$src)]>,
                    OpSize16,
                    Requires<[In64BitMode]>;

llvm/test/CodeGen/X86/lea-8bit.ll

@@ -14,7 +14,7 @@ define i8 @lea8bit(i8 %in) {
 ; NDD-LABEL: lea8bit:
 ; NDD:       # %bb.0:
 ; NDD-NEXT:    # kill: def $edi killed $edi def $rdi
-; NDD-NEXT:    leaw 1(%rdi,%rdi), %al
+; NDD-NEXT:    leab 1(%rdi,%rdi), %al
 ; NDD-NEXT:    retq
   %shl = shl i8 %in, 1
   %or = or i8 %shl, 1