From 65c2e7f1ccc6cdb5daec343c7e32b4a9dc463ae4 Mon Sep 17 00:00:00 2001
From: Yong He <yonghe@outlook.com>
Date: Tue, 12 Apr 2022 15:23:53 -0700
Subject: Support `[DllImport]` (#2181)

* Support `[DllImport]`

* Fix.

* Fix.

* Fix array type emit in cpp.

* Fix.

* Fix.

* Fix

Co-authored-by: Yong He <yhe@nvidia.com>
---
 source/slang/core.meta.slang | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

(limited to 'source/slang/core.meta.slang')

diff --git a/source/slang/core.meta.slang b/source/slang/core.meta.slang
index c8e05d769..c3e41b8fc 100644
--- a/source/slang/core.meta.slang
+++ b/source/slang/core.meta.slang
@@ -342,11 +342,18 @@ ${{{{
 // Declare built-in pointer type
 // (eventually we can have the traditional syntax sugar for this)
 }}}}
+
+__magic_type(NullPtrType)
+struct NullPtr
+{
+};
+
 __generic<T>
 __magic_type(PtrType)
 __intrinsic_type($(kIROp_PtrType))
 struct Ptr
-{};
+{
+};
 
 __generic<T>
 __magic_type(OutType)
@@ -2164,6 +2171,10 @@ attribute_syntax [__extern] : ExternAttribute;
 __attributeTarget(FunctionDeclBase)
 attribute_syntax [__unsafeForceInlineEarly] : UnsafeForceInlineEarlyAttribute;
 
+__attributeTarget(FuncDecl)
+attribute_syntax [DllImport(modulePath: String)] : DllImportAttribute;
+
+
 // Inheritance Control
 __attributeTarget(AggTypeDecl)
 attribute_syntax [sealed] : SealedAttribute;
@@ -2185,3 +2196,4 @@ attribute_syntax [noinline] : NoInlineAttribute;
 
 __attributeTarget(StructDecl)
 attribute_syntax [payload] : PayloadAttribute;
+
-- 
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