[OpenCL] Add image query builtin functions
Add the image query builtin functions from the OpenCL C specification.
Patch by Pierre Gondois and Sven van Haastregt.
Differential Revision: https://reviews.llvm.org/D67713
llvm-svn: 372833
diff --git a/clang/lib/Sema/OpenCLBuiltins.td b/clang/lib/Sema/OpenCLBuiltins.td
index 20b574e..2986140 100644
--- a/clang/lib/Sema/OpenCLBuiltins.td
+++ b/clang/lib/Sema/OpenCLBuiltins.td
@@ -593,6 +593,31 @@
def : Builtin<"write_imagef", [Void, ImageType<Image2dArrayDepth, aQual>, VectorType<Int, 4>, Float]>;
}
+// --- Table 25: Image Query Functions ---
+foreach aQual = ["RO", "WO", "RW"] in {
+ foreach imgTy = [Image1d, Image1dBuffer, Image2d, Image3d,
+ Image1dArray, Image2dArray, Image2dDepth,
+ Image2dArrayDepth] in {
+ foreach name = ["get_image_width", "get_image_channel_data_type",
+ "get_image_channel_order"] in {
+ def : Builtin<name, [Int, ImageType<imgTy, aQual>]>;
+ }
+ }
+ foreach imgTy = [Image2d, Image3d, Image2dArray, Image2dDepth,
+ Image2dArrayDepth] in {
+ def : Builtin<"get_image_height", [Int, ImageType<imgTy, aQual>]>;
+ }
+ def : Builtin<"get_image_depth", [Int, ImageType<Image3d, aQual>]>;
+ foreach imgTy = [Image2d, Image2dArray, Image2dDepth,
+ Image2dArrayDepth] in {
+ def : Builtin<"get_image_dim", [VectorType<Int, 2>, ImageType<imgTy, aQual>]>;
+ }
+ def : Builtin<"get_image_dim", [VectorType<Int, 4>, ImageType<Image3d, aQual>]>;
+ foreach imgTy = [Image1dArray, Image2dArray, Image2dArrayDepth] in {
+ def : Builtin<"get_image_array_size", [Size, ImageType<imgTy, aQual>]>;
+ }
+}
+
// OpenCL extension v2.0 s5.1.9: Built-in Image Read Functions
// --- Table 8 ---
foreach aQual = ["RO"] in {