add denormal test cases

Author: bob80905

test/Feature/HLSLLib/distance.32.test

@@ -19,6 +19,18 @@ void main() {
   // distance({0.0, 0.0, 0.0, 0.0}, {3.0, 4.0, 12.0, 84.0}) = 85.0
   float R3 = distance(X[0].xyzw, Y[0].xyzw);
   Result[3] = R3;
+
+  // test denormal cases
+  // distance(inf, 1.0) = inf
+  Result[4] = distance(X[1].x, Y[1].x);
+  // distance(NaN, 1.0) = NaN
+  Result[5] = distance(X[1].y, Y[1].y);
+  // distance(-inf, 1.0) = inf
+  Result[6] = distance(X[1].z, Y[1].z);
+  // distance(inf, NaN) = NaN
+  Result[7] = distance(X[1].w, Y[1].w);
+  // distance({inf, NaN, -inf, inf}, {1.0, 1.0, 1.0, NaN}) = NaN
+  Result[8] = distance(X[1].xyzw, Y[1].xyzw);
 }
 
 //--- pipeline.yaml
@@ -32,22 +44,23 @@ Buffers:
   - Name: X
     Format: Float32
     Stride: 16
-    Data: [ 0.0, 0.0, 0.0, 0.0 ]
+    Data: [ 0.0, 0.0, 0.0, 0.0, inf, NaN, -inf, inf ]
   - Name: Y
     Format: Float32
     Stride: 16
-    Data: [ 3.0, 4.0, 12.0, 84.0 ]
+    Data: [ 3.0, 4.0, 12.0, 84.0, 1.0, 1.0, 1.0, NaN ] 
   - Name: Result
     Format: Float32
     Stride: 4
-    ZeroInitSize: 16
+    ZeroInitSize: 36
   - Name: ExpectedResult
     Format: Float32
     Stride: 4
-    Data: [ 3.0, 5.0, 13.0, 85.0 ]
+    Data: [ 3.0, 5.0, 13.0, 85.0, inf, NaN, inf, NaN, NaN ]
 Results:
   - Result: CheckResult
-    Rule: BufferExact   
+    Rule: BufferFloatULP
+    ULPT: 1 
     Actual: Result
     Expected: ExpectedResult
 DescriptorSets:

test/Feature/HLSLLib/distance.fp16.test

@@ -19,6 +19,22 @@ void main() {
   // distance({0.0, 0.0, 0.0, 0.0}, {3.0, 4.0, 12.0, 84.0}) = 85.0
   half R3 = distance(X[0].xyzw, Y[0].xyzw);
   Result[3] = R3;
+
+  // test denormal cases
+  // distance(inf, 1.0) = inf
+  Result[4] = distance(X[1].x, Y[1].x);
+
+  // distance(NaN, 1.0) = NaN
+  Result[5] = distance(X[1].y, Y[1].y);
+
+  // distance(-inf, 1.0) = inf
+  Result[6] = distance(X[1].z, Y[1].z);
+
+  // distance(inf, NaN) = NaN
+  Result[7] = distance(X[1].w, Y[1].w);
+
+  // distance({inf, NaN, -inf, inf}, {1.0, 1.0, 1.0, NaN}) = NaN
+  Result[8] = distance(X[1].xyzw, Y[1].xyzw);
 }
 
 //--- pipeline.yaml
@@ -32,23 +48,23 @@ Buffers:
   - Name: X
     Format: Float16
     Stride: 8
-    Data: [ 0x0000, 0x0000, 0x0000, 0x0000 ]
+    Data: [ 0x0000, 0x0000, 0x0000, 0x0000, 0x7C00, 0x7E00, 0xFC00, 0x7C00 ]
   - Name: Y
     Format: Float16
     Stride: 8
-    Data: [ 0x4200, 0x4400, 0x4a00, 0x5540 ]
+    Data: [ 0x4200, 0x4400, 0x4a00, 0x5540, 0x003C, 0x003C, 0x003C, 0x7FFF ]
   - Name: Result
     Format: Float16
     Stride: 2
-    ZeroInitSize: 8
+    ZeroInitSize: 24
   - Name: ExpectedResult
     Format: Float16
     Stride: 2
-    Data: [ 0x4200, 0x4500, 0x4a80, 0x5550 ]
+    Data: [ 0x4200, 0x4500, 0x4a80, 0x5550, 0x7C00, 0x7FFF, 0x7C00, 0x7FFF, 0x7FFF, 0x0, 0x0, 0x0 ]
 Results:
   - Result: CheckResult
-    Rule: BufferFloatEpsilon 
-    Epsilon: 0.1
+    Rule: BufferFloatULP
+    ULPT: 1
     Actual: Result
     Expected: ExpectedResult
 DescriptorSets: