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compiler, runtime, common: (Initial) Support For extern Declarations

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Especially FFI

Signed-off-by: Will Hawkins <hawkinsw@obs.cr>
This commit is contained in:
Will Hawkins
2026-04-23 06:07:07 -04:00
parent 74fead1eba
commit f2bd53ce5f
17 changed files with 693 additions and 247 deletions
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Sources/P4Lang/Expressions.swift
+11 -2
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@@ -128,11 +128,20 @@ public struct FieldAccessExpression {
}
public struct FunctionCall {
public let callee: FunctionDeclaration
public let callee: (FunctionDeclaration?, P4FFI?)
public let arguments: ArgumentList
public let return_type: P4DataType
public init(_ callee: FunctionDeclaration, withArguments arguments: ArgumentList) {
self.callee = callee
self.callee = (callee, .none)
self.arguments = arguments
self.return_type = callee.tipe.dataType()
}
public init(_ callee: P4FFI, withArguments arguments: ArgumentList) {
self.callee = (.none, callee)
self.arguments = arguments
// ASSUME: That the FFI has been checked and the type is always a function declaration.
self.return_type = (callee.type().dataType() as! FunctionDeclaration).tipe.dataType()
}
}