reference, declaration → definition
definition → references, declarations, derived classes, virtual overrides
reference to multiple definitions → definitions
unreferenced

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; RUN: llc < %s -mtriple=x86_64-- | grep mov | count 1

; Do eliminate the zero-extension instruction and rely on
; x86-64's implicit zero-extension!

define i64 @foo(i32* %p) nounwind {
  %t = load i32, i32* %p
  %n = add i32 %t, 1
  %z = zext i32 %n to i64
  ret i64 %z
}