Update scalar swizzle tests

The new "correct" implicit conversion sequences change how some of these
ASTs are formed and the initial code generation.
../clang/test/CodeGenHLSL/builtins/ScalarSwizzles.hlsl
../clang/test/SemaHLSL/Types/BuiltinVector/ScalarSwizzles.hlsl

Author: llvm-beanz

clang/test/CodeGenHLSL/builtins/ScalarSwizzles.hlsl

@@ -85,7 +85,9 @@ float4 FillTwoPointFiveFloat(){
 // CHECK: [[vec1Ptr:%.*]] = alloca <1 x float>, align 4
 // CHECK: store <1 x float> <float 5.000000e-01>, ptr [[vec1Ptr]], align 4
 // CHECK: [[vec1:%.*]] = load <1 x float>, ptr [[vec1Ptr]], align 4
-// CHECK: [[vec1Ret:%.*]] = shufflevector <1 x float> [[vec1]], <1 x float> undef, <1 x i32> zeroinitializer
+// CHECK: [[el0:%.*]] = extractelement <1 x float> [[vec1]], i32 0
+// CHECK: [[vec1Splat:%.*]] = insertelement <1 x float> poison, float [[el0]], i64 0
+// CHECK: [[vec1Ret:%.*]] = shufflevector <1 x float> [[vec1Splat]], <1 x float> poison, <1 x i32> zeroinitializer
 // CHECK: ret <1 x float> [[vec1Ret]]
 vector<float, 1> FillOneHalfFloat(){
   return .5f.r;
@@ -113,30 +115,12 @@ float2 HowManyFloats(float V) {
 // up nicely too.
 
 // CHECK-LABEL: AllRighty
-// CHECK: [[XTmp:%.*]] = alloca <1 x double>, align 8
-// CHECK: [[YTmp:%.*]] = alloca <1 x double>, align 8
-// CHECK: [[ZTmp:%.*]] = alloca <1 x double>, align 8
-
-// CHECK: store <1 x double> <double 1.000000e+00>, ptr [[XTmp]], align 8
-// CHECK: [[XVec:%.*]] = load <1 x double>, ptr [[XTmp]], align 8
-// CHECK: [[XVec3:%.*]] = shufflevector <1 x double> [[XVec]], <1 x double> poison, <3 x i32> zeroinitializer
-// CHECK: [[XVal:%.*]] = extractelement <3 x double> [[XVec3]], i32 0
-// CHECK: [[XValF:%.*]] = fptrunc double [[XVal]] to float
-// CHECK: [[Vec3F1:%.*]] = insertelement <3 x float> undef, float [[XValF]], i32 0
-
-// CHECK: store <1 x double> <double 1.000000e+00>, ptr [[YTmp]], align 8
-// CHECK: [[YVec:%.*]] = load <1 x double>, ptr [[YTmp]], align 8
-// CHECK: [[YVec3:%.*]] = shufflevector <1 x double> [[YVec]], <1 x double> poison, <3 x i32> zeroinitializer
-// CHECK: [[YVal:%.*]] = extractelement <3 x double> [[YVec3]], i32 1
-// CHECK: [[YValF:%.*]] = fptrunc double [[YVal]] to float
-// CHECK: [[Vec3F2:%.*]] = insertelement <3 x float> [[Vec3F1]], float [[YValF]], i32 1
-
-// CHECK: store <1 x double> <double 1.000000e+00>, ptr [[ZTmp]], align 8
-// CHECK: [[ZVec:%.*]] = load <1 x double>, ptr [[ZTmp]], align 8
-// CHECK: [[ZVec3:%.*]] = shufflevector <1 x double> [[ZVec]], <1 x double> poison, <3 x i32> zeroinitializer
-// CHECK: [[ZVal:%.*]] = extractelement <3 x double> [[ZVec3]], i32 2
-// CHECK: [[ZValF:%.*]] = fptrunc double [[ZVal]] to float
-// CHECK: [[Vec3F3:%.*]] = insertelement <3 x float> [[Vec3F2]], float [[ZValF]], i32 2
+// CHECK: [[Tmp:%.*]] = alloca <1 x double>, align 8
+// CHECK: store <1 x double> <double 1.000000e+00>, ptr [[Tmp]], align 8
+// CHECK: [[vec1:%.*]] = load <1 x double>, ptr [[Tmp]], align 8
+// CHECK: [[vec3:%.*]] = shufflevector <1 x double> [[vec1]], <1 x double> poison, <3 x i32> zeroinitializer
+// CHECK: [[vec3f:%.*]] = fptrunc <3 x double> [[vec3]] to <3 x float>
+// ret <3 x float> [[vec3f]]
 
 // ret <3 x float> [[Vec3F3]]
 float3 AllRighty() {

clang/test/SemaHLSL/Types/BuiltinVector/ScalarSwizzles.hlsl

@@ -80,7 +80,7 @@ float4 FillTwoPointFiveFloat(){
 // initialze the returned vector.
 
 // CHECK-LABEL: FillOneHalfFloat
-// CHECK: InitListExpr {{.*}} 'vector<float, 1>':'float __attribute__((ext_vector_type(1)))'
+// CHECK: ImplicitCastExpr {{.*}} 'vector<float, 1>':'float __attribute__((ext_vector_type(1)))' <VectorSplat>
 // CHECK-NEXT: ExtVectorElementExpr {{.*}} 'float' r
 // CHECK-NEXT: ImplicitCastExpr {{.*}} 'float __attribute__((ext_vector_type(1)))' <VectorSplat>
 // CHECK-NEXT: FloatingLiteral {{.*}} 'float' 5.000000e-01
@@ -113,31 +113,10 @@ int64_t4 HooBoy() {
 // list with float truncation casts.
 
 // CHECK-LABEL: AllRighty
-// CHECK: InitListExpr {{.*}} 'float3':'float __attribute__((ext_vector_type(3)))'
-
-// Vector element 0:
-// CHECK-NEXT: ImplicitCastExpr {{.*}} 'float' <FloatingCast>
-// CHECK-NEXT: ArraySubscriptExpr {{.*}} 'double'
-// CHECK-NEXT: ExtVectorElementExpr {{.*}} 'double __attribute__((ext_vector_type(3)))' rrr
-// CHECK-NEXT: ImplicitCastExpr {{.*}} 'double __attribute__((ext_vector_type(1)))' <VectorSplat>
-// CHECK-NEXT: FloatingLiteral {{.*}} 'double' 1.000000e+00
-// CHECK-NEXT: IntegerLiteral {{.*}} 'int' 0
-
-// Vector element 1:
-// CHECK-NEXT: ImplicitCastExpr {{.*}} 'float' <FloatingCast>
-// CHECK-NEXT: ArraySubscriptExpr {{.*}} 'double'
-// CHECK-NEXT: ExtVectorElementExpr {{.*}} 'double __attribute__((ext_vector_type(3)))' rrr
-// CHECK-NEXT: ImplicitCastExpr {{.*}} 'double __attribute__((ext_vector_type(1)))' <VectorSplat>
-// CHECK-NEXT: FloatingLiteral {{.*}} 'double' 1.000000e+00
-// CHECK-NEXT: IntegerLiteral {{.*}} 'int' 1
-
-// Vector element 2:
-// CHECK-NEXT: ImplicitCastExpr {{.*}} 'float' <FloatingCast>
-// CHECK-NEXT: ArraySubscriptExpr {{.*}} 'double'
+// CHECK: ImplicitCastExpr {{.*}} 'float3':'float __attribute__((ext_vector_type(3)))' <FloatingCast>
 // CHECK-NEXT: ExtVectorElementExpr {{.*}} 'double __attribute__((ext_vector_type(3)))' rrr
 // CHECK-NEXT: ImplicitCastExpr {{.*}} 'double __attribute__((ext_vector_type(1)))' <VectorSplat>
 // CHECK-NEXT: FloatingLiteral {{.*}} 'double' 1.000000e+00
-// CHECK-NEXT: IntegerLiteral {{.*}} 'int' 2
 
 float3 AllRighty() {
   return 1..rrr;