adding test

Author: joaosaffran

llvm/lib/Analysis/DXILResource.cpp

@@ -207,7 +207,6 @@ static dxil::ElementType toDXILElementType(Type *Ty, bool IsSigned) {
 }
 
 static dxil::ElementType toDXILStorageType(dxil::ElementType ET) {
-  // TODO: Handle unorm and snorm.
   if (ET == dxil::ElementType::U64 || ET == dxil::ElementType::F64 ||
       ET == dxil::ElementType::I64 || ET == dxil::ElementType::SNormF64 ||
       ET == dxil::ElementType::UNormF64)
@@ -646,9 +645,10 @@ void ResourceTypeInfo::print(raw_ostream &OS, const DataLayout &DL) const {
       OS << "  Alignment: " << Struct.AlignLog2 << "\n";
     } else if (isTyped()) {
       TypedInfo Typed = getTyped();
-      OS << "  Element Type: " << getElementTypeName(Typed.ElementTy) << "\n"
-         << "  Storage Type: " << getElementTypeName(Typed.DXILStorageTy)
-         << "\n"
+      OS << "  Element Type: " << getElementTypeName(Typed.ElementTy);
+      if (Typed.ElementTy != Typed.DXILStorageTy)
+        OS << " (stored as " << getElementTypeName(Typed.DXILStorageTy) << ")";
+      OS << "\n"
          << "  Element Count: " << Typed.ElementCount << "\n";
     } else if (isFeedback())
       OS << "  Feedback Type: " << getSamplerFeedbackTypeName(getFeedbackType())

llvm/test/Analysis/DXILResource/buffer-frombinding.ll

@@ -11,6 +11,8 @@
 @Five.str = private unnamed_addr constant [5 x i8] c"Five\00", align 1
 @CB.str = private unnamed_addr constant [3 x i8] c"CB\00", align 1
 @Constants.str = private unnamed_addr constant [10 x i8] c"Constants\00", align 1
+@Six.str = private unnamed_addr constant [4 x i8] c"Six\00", align 1
+
 
 define void @test_typedbuffer() {
   ; ByteAddressBuffer Buf : register(t8, space1)
@@ -137,6 +139,23 @@ define void @test_typedbuffer() {
   ; CHECK:   Element Type: f32
   ; CHECK:   Element Count: 4
 
+  %uav4 = call target("dx.TypedBuffer", double, 1, 0, 0) 
+    @llvm.dx.resource.handlefrombinding(i32 5, i32 0, i32 1, i32 0, ptr @Six.str)
+  ; CHECK: Resource [[UAV4:[0-9]+]]:
+  ; CHECK:   Name: Six
+  ; CHECK:   Binding:
+  ; CHECK:     Record ID: 4
+  ; CHECK:     Space: 5
+  ; CHECK:     Lower Bound: 0
+  ; CHECK:     Size: 1
+  ; CHECK:   Globally Coherent: 0
+  ; CHECK:   Counter Direction: Unknown
+  ; CHECK:   Class: UAV
+  ; CHECK:   Kind: Buffer
+  ; CHECK:   IsROV: 0
+  ; CHECK:   Element Type: f64 (stored as u32)
+  ; CHECK:   Element Count: 1
+
   %cb0 = call target("dx.CBuffer", {float})
      @llvm.dx.resource.handlefrombinding(i32 1, i32 0, i32 1, i32 0, ptr @CB.str)
   ; CHECK: Resource [[CB0:[0-9]+]]:
@@ -175,6 +194,7 @@ define void @test_typedbuffer() {
 ; CHECK-DAG: Call bound to [[UAV1]]: %uav1 =
 ; CHECK-DAG: Call bound to [[UAV2]]: %uav2_1 =
 ; CHECK-DAG: Call bound to [[UAV2]]: %uav2_2 =
+; CHECK-DAG: Call bound to [[UAV4]]: %uav4 =
 ; CHECK-DAG: Call bound to [[CB0]]: %cb0 =
 ; CHECK-DAG: Call bound to [[CB1]]: %cb1 =