SIL: add ignore(user:) utility to value-use sequences

eeckstein · eeckstein · commit 2572539552b4 · 2024-02-06T12:00:54.000+01:00
diff --git a/SwiftCompilerSources/Sources/SIL/Operand.swift b/SwiftCompilerSources/Sources/SIL/Operand.swift
@@ -150,6 +150,10 @@ extension Sequence where Element == Operand {
     self.lazy.filter { !($0.instruction is I) }
   }
 
+  public func ignore(user: Instruction) -> LazyFilterSequence<Self> {
+    self.lazy.filter { !($0.instruction == user) }
+  }
+
   public func getSingleUser<I: Instruction>(ofType: I.Type) -> I? {
     filterUsers(ofType: I.self).singleUse?.instruction as? I
   }

Original file line number	Diff line number	Diff line change
`@@ -150,6 +150,10 @@ extension Sequence where Element == Operand {`
`150`	`150`	`self.lazy.filter { !($0.instruction is I) }`
`151`	`151`	`}`
`152`	`152`
	`153`	`+ public func ignore(user: Instruction) -> LazyFilterSequence<Self> {`
	`154`	`+ self.lazy.filter { !($0.instruction == user) }`
	`155`	`+ }`
	`156`	`+`
`153`	`157`	`public func getSingleUser<I: Instruction>(ofType: I.Type) -> I? {`
`154`	`158`	`filterUsers(ofType: I.self).singleUse?.instruction as? I`
`155`	`159`	`}`