Add backend to COMPILER_KWARGS (#358)

Author: simeonschaub

src/compiler/execution.jl

@@ -4,7 +4,7 @@ export @opencl, clfunction
 ## high-level @opencl interface
 
 const MACRO_KWARGS = [:launch]
-const COMPILER_KWARGS = [:kernel, :name, :always_inline, :extensions]
+const COMPILER_KWARGS = [:kernel, :name, :always_inline, :extensions, :backend]
 const LAUNCH_KWARGS = [:global_size, :local_size, :queue]
 
 macro opencl(ex...)

test/Project.toml

@@ -14,6 +14,7 @@ REPL = "3fa0cd96-eef1-5676-8a61-b3b8758bbffb"
 Random = "9a3f8284-a2c9-5f02-9a11-845980a1fd5c"
 SPIRVIntrinsics = "71d1d633-e7e8-4a92-83a1-de8814b09ba8"
 SPIRV_LLVM_Backend_jll = "4376b9bf-cff8-51b6-bb48-39421dff0d0c"
+SPIRV_LLVM_Translator_jll = "4a5d46fc-d8cf-5151-a261-86b458210efb"
 SparseArrays = "2f01184e-e22b-5df5-ae63-d93ebab69eaf"
 SpecialFunctions = "276daf66-3868-5448-9aa4-cd146d93841b"
 StaticArrays = "90137ffa-7385-5640-81b9-e52037218182"

test/execution.jl

@@ -1,3 +1,5 @@
+using SPIRV_LLVM_Translator_jll
+
 @testset "execution" begin
 
 @testset "@opencl" begin
@@ -133,4 +135,20 @@ end
     end
 end
 
+@testset "backends" begin
+    llvm_backend_llvm = sprint() do io
+        OpenCL.code_llvm(io, () -> nothing, (); dump_module = true, backend = :llvm)
+    end
+    if Int === Int64
+        @test occursin("target triple = \"spirv64-unknown-unknown-unknown\"", llvm_backend_llvm)
+    end
+
+    llvm_backend_khronos = sprint() do io
+        OpenCL.code_llvm(io, () -> nothing, (); dump_module = true, backend = :khronos)
+    end
+    if Int === Int64
+        @test occursin("target triple = \"spir64-unknown-unknown\"", llvm_backend_khronos)
+    end
+end
+
 end