Reorganize tests to lower llvm.sin.*.

This pattern of tests will facilitate use of same test sources to
test lowering of various combinations of options.

Author: bharadwajy

llvm/test/CodeGen/DirectX/sin_error.ll renamed to llvm/test/CodeGen/DirectX/Inputs/sin/double.ll

@@ -1,7 +1,3 @@
-; RUN: not opt -S -dxil-op-lower -mtriple=dxil-pc-shadermodel6.3-library %s 2>&1 | FileCheck %s
-
-; DXIL operation sin does not support double overload type
-; CHECK: LLVM ERROR: Invalid Overload
 
 define noundef double @sin_double(double noundef %a) #0 {
 entry:

llvm/test/CodeGen/DirectX/Inputs/sin/float.ll

@@ -0,0 +1,9 @@
+; Function Attrs: noinline nounwind optnone
+define noundef float @sin_float(float noundef %a) #0 {
+entry:
+  %a.addr = alloca float, align 4
+  store float %a, ptr %a.addr, align 4
+  %0 = load float, ptr %a.addr, align 4
+  %1 = call float @llvm.sin.f32(float %0)
+  ret float %1
+}

llvm/test/CodeGen/DirectX/sin_sm_error.ll renamed to llvm/test/CodeGen/DirectX/Inputs/sin/half.ll

@@ -1,15 +1,9 @@
-; RUN: not opt -S -dxil-op-lower -mtriple=dxil-pc-shadermodel6.0-library %s 2>&1 | FileCheck %s
-
-; DXIL operation sin does not support half overload type in SM6.0
-; CHECK: LLVM ERROR: Invalid Overload
-
 ; Function Attrs: noinline nounwind optnone
 define noundef half @sin_half(half noundef %a) #0 {
 entry:
   %a.addr = alloca half, align 2
   store half %a, ptr %a.addr, align 2
   %0 = load half, ptr %a.addr, align 2
-  ; SM6_3: call half @dx.op.unary.f16(i32 13, half %{{.*}})
   %1 = call half @llvm.sin.f16(half %0)
   ret half %1
 }

llvm/test/CodeGen/DirectX/sin.ll

@@ -1,25 +1,23 @@
-; RUN: opt -S -dxil-op-lower -mtriple=dxil-pc-shadermodel6.3-library < %s | FileCheck %s -check-prefix=SM6_3
+// Shader Mode 6.0
+// RUN: not opt -S -dxil-op-lower -mtriple=dxil-pc-shadermodel6.0-library %S/Inputs/sin/half.ll 2>&1 | FileCheck %s -check-prefix=SM6_0_HALF
+// RUN: opt -S -dxil-op-lower -mtriple=dxil-pc-shadermodel6.0-library %S/Inputs/sin/float.ll | FileCheck %s -check-prefix=SM6_0_FLOAT
+// RUN: not opt -S -dxil-op-lower -mtriple=dxil-pc-shadermodel6.0-library %S/inputs/sin/double.ll 2>&1 | FileCheck %s --check-prefix=SM6_0_DOUBLE
 
-; Make sure dxil operation function calls for sin are generated for float and half.
+// RUN: opt -S -dxil-op-lower -mtriple=dxil-pc-shadermodel6.3-library %S/Inputs/sin/half.ll | FileCheck %s -check-prefix=SM6_3_HALF
+// RUN: opt -S -dxil-op-lower -mtriple=dxil-pc-shadermodel6.3-library %S/Inputs/sin/float.ll | FileCheck %s -check-prefix=SM6_3_FLOAT
+// RUN: not opt -S -dxil-op-lower -mtriple=dxil-pc-shadermodel6.3-library %S/inputs/sin/double.ll 2>&1 | FileCheck %s --check-prefix=SM6_3_DOUBLE
 
-; Function Attrs: noinline nounwind optnone
-define noundef float @sin_float(float noundef %a) #0 {
-entry:
-  %a.addr = alloca float, align 4
-  store float %a, ptr %a.addr, align 4
-  %0 = load float, ptr %a.addr, align 4
-  ; SM6_3: call float @dx.op.unary.f32(i32 13, float %{{.*}})
-  %1 = call float @llvm.sin.f32(float %0)
-  ret float %1
-}
+// Float is valid for SM6.0
+// SM6_0_FLOAT: call float @dx.op.unary.f32(i32 13, float %{{.*}})
+
+// Half is not valid for SM6.0
+// SM6_0_HALF: LLVM ERROR: Invalid Overload
+
+// Half and float are valid for SM6.2 and later
+// SM6_3_HALF: call half @dx.op.unary.f16(i32 13, half %{{.*}})
+// SM6_3_FLOAT: call float @dx.op.unary.f32(i32 13, float %{{.*}})
+
+// Double is not valid in any Shader Model version
+// SM6_0_DOUBLE: LLVM ERROR: Invalid Overload
+// SM6_3_DOUBLE: LLVM ERROR: Invalid Overload
 
-; Function Attrs: noinline nounwind optnone
-define noundef half @sin_half(half noundef %a) #0 {
-entry:
-  %a.addr = alloca half, align 2
-  store half %a, ptr %a.addr, align 2
-  %0 = load half, ptr %a.addr, align 2
-  ; SM6_3: call half @dx.op.unary.f16(i32 13, half %{{.*}})
-  %1 = call half @llvm.sin.f16(half %0)
-  ret half %1
-}