================
@@ -0,0 +1,66 @@
+// RUN: %clang_cc1 -triple dxil-pc-shadermodel6.3-library -x hlsl -o -
-fsyntax-only %s -verify
+
+// valid
+cbuffer cbuf {
+ RWBuffer<int> r : register(u0, space0);
+}
+
+cbuffer cbuf2 {
+ struct x {
+ // this test validates that no diagnostic is emitted on the space
parameter, because
+ // this register annotation is not in the global scope.
+ // expected-error@+1 {{'register' attribute only applies to
cbuffer/tbuffer and external global variables}}
+ RWBuffer<int> E : register(u2, space3);
+ };
+}
+
+struct MyStruct {
+ RWBuffer<int> E;
+};
+
+cbuffer cbuf3 {
+ // valid
+ MyStruct E : register(u2, space3);
+}
+
+// valid
+MyStruct F : register(u3, space4);
+
+cbuffer cbuf4 {
+ // this test validates that no diagnostic is emitted on the space parameter,
because
+ // this register annotation is not in the global scope.
+ // expected-error@+1 {{binding type 'u' only applies to UAV resources}}
+ float a : register(u2, space3);
+}
+
+// expected-error@+1 {{invalid space specifier 's2' used; expected 'space'
followed by an integer, like space1}}
+cbuffer a : register(b0, s2) {
+
+}
+
+// expected-error@+1 {{invalid space specifier 'spaces' used; expected 'space'
followed by an integer, like space1}}
+cbuffer b : register(b2, spaces) {
+
+}
+
+// expected-error@+1 {{wrong argument format for hlsl attribute, use space3
instead}}
+cbuffer c : register(b2, space 3) {}
+
+// expected-error@+1 {{register space cannot be specified on global constants}}
+int d : register(c2, space3);
+
+// expected-error@+1 {{register space cannot be specified on global constants}}
+int e : register(c2, space0);
+
+// expected-error@+1 {{register space cannot be specified on global constants}}
+int f : register(c2, space00);
+
+// valid
+RWBuffer<int> g : register(u2, space0);
+
+// valid
+RWBuffer<int> h : register(u2, space0);
+
+struct S {
+ RWBuffer<int> a;
+};
----------------
damyanp wrote:
What is this for?
https://github.com/llvm/llvm-project/pull/106782
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