1 ; ModuleID = 'repro.cl' 2 ; 3 ; bash$ cat repro.cl 4 ; void __kernel device_kernel(__global float * inout) { 5 ; *inout = cos(*inout); 6 ; } 7 ; 8 ; void __kernel host_kernel(__global float * inout) { 9 ; enqueue_kernel(get_default_queue(), 10 ; CLK_ENQUEUE_FLAGS_WAIT_KERNEL, 11 ; ndrange_1D(1), 12 ; 0, NULL, NULL, 13 ; ^{ device_kernel(inout); }); 14 ; } 15 ; bash$ export PATH_TO_INCLUDE= $PATH_TO_GEN/lib/clang/3.6.1/include 16 ; bash$ $PATH_TO_GEN/bin/clang -cc1 -x cl -cl-std=CL2.0 -triple spir64-unknonw-unknown -emit-llvm -include opencl-20.h repro.cl -o device_execution.ll 17 18 ;; Regression test for 19 ;; 1. enqueue_kernel built-in is mangled accordingly to SPIR2.0/C++ ABI (no substitution is done) 20 ;; 2. the 4rth argument of enqueue_kernel is mangled as "const clk_event_t*" 21 22 ; RUN: llvm-as %s -o %t.bc 23 ; RUN: llvm-spirv %t.bc -o %t.spv 24 ; RUN: llvm-spirv -r %t.spv -o %t.bc 25 ; RUN: llvm-dis < %t.bc | FileCheck %s 26 27 ; CHECK-NOT: @_Z14enqueue_kernel{{.*}}{{S_|S0_|S1_}} 28 ; CHECK: @_Z14enqueue_kernel9ocl_queue{{22kernel_enqueue_flags_t|i}}9ndrange_tjPK12ocl_clkeventP12ocl_clkeventU13block_pointerFvvE 29 declare spir_func i32 @_Z14enqueue_kernel9ocl_queuei9ndrange_tjPK12ocl_clkeventP12ocl_clkeventU13block_pointerFvvE(%opencl.queue_t*, i32, %struct.ndrange_t* byval, i32, %opencl.clk_event_t**, %opencl.clk_event_t**, %opencl.block*) #1 30 31 target datalayout = "e-i64:64-v16:16-v24:32-v32:32-v48:64-v96:128-v192:256-v256:256-v512:512-v1024:1024" 32 target triple = "spir64-unknonw-unknown" 33 34 %struct.ndrange_t = type { i32, [3 x i64], [3 x i64], [3 x i64] } 35 %opencl.queue_t = type opaque 36 %opencl.block = type opaque 37 %opencl.clk_event_t = type opaque 38 39 ; Function Attrs: nounwind 40 define spir_kernel void @device_kernel(float addrspace(1)* nocapture %inout) #0 { 41 entry: 42 %0 = load float, float addrspace(1)* %inout, align 4, !tbaa !11 43 %call = tail call spir_func float @_Z3cosf(float %0) #2 44 store float %call, float addrspace(1)* %inout, align 4, !tbaa !11 45 ret void 46 } 47 48 declare spir_func float @_Z3cosf(float) #1 49 50 ; Function Attrs: nounwind 51 define spir_kernel void @host_kernel(float addrspace(1)* %inout) #0 { 52 entry: 53 %captured = alloca <{ float addrspace(1)* }>, align 8 54 %agg.tmp = alloca %struct.ndrange_t, align 8 55 %call = tail call spir_func %opencl.queue_t* @get_default_queue() #2 56 call spir_func void @_Z10ndrange_1Dm(%struct.ndrange_t* sret %agg.tmp, i64 1) #2 57 %block.captured = getelementptr inbounds <{ float addrspace(1)* }>, <{ float addrspace(1)* }>* %captured, i64 0, i32 0 58 store float addrspace(1)* %inout, float addrspace(1)** %block.captured, align 8, !tbaa !15 59 %0 = bitcast <{ float addrspace(1)* }>* %captured to i8* 60 %1 = call %opencl.block* @spir_block_bind(i8* bitcast (void (i8*)* @__host_kernel_block_invoke to i8*), i32 8, i32 8, i8* %0) #2 61 %call1 = call spir_func i32 @_Z14enqueue_kernel9ocl_queuei9ndrange_tjPK12ocl_clkeventP12ocl_clkeventU13block_pointerFvvE(%opencl.queue_t* %call, i32 241, %struct.ndrange_t* byval %agg.tmp, i32 0, %opencl.clk_event_t** null, %opencl.clk_event_t** null, %opencl.block* %1) #2 62 ret void 63 } 64 65 declare spir_func %opencl.queue_t* @get_default_queue() #1 66 67 declare spir_func void @_Z10ndrange_1Dm(%struct.ndrange_t* sret, i64) #1 68 69 ; Function Attrs: nounwind 70 define internal spir_func void @__host_kernel_block_invoke(i8* nocapture readonly %.block_descriptor) #0 { 71 entry: 72 %block.capture.addr = bitcast i8* %.block_descriptor to float addrspace(1)** 73 %0 = load float addrspace(1)*, float addrspace(1)** %block.capture.addr, align 8, !tbaa !15 74 %1 = load float, float addrspace(1)* %0, align 4, !tbaa !11 75 %call.i = tail call spir_func float @_Z3cosf(float %1) #2 76 store float %call.i, float addrspace(1)* %0, align 4, !tbaa !11 77 ret void 78 } 79 80 declare %opencl.block* @spir_block_bind(i8*, i32, i32, i8*) 81 82 attributes #0 = { nounwind "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "no-realign-stack" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" } 83 attributes #1 = { "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "no-realign-stack" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" } 84 attributes #2 = { nounwind } 85 86 !opencl.kernels = !{!0, !6} 87 !opencl.enable.FP_CONTRACT = !{} 88 !opencl.spir.version = !{!7} 89 !opencl.ocl.version = !{!8} 90 !opencl.used.extensions = !{!9} 91 !opencl.used.optional.core.features = !{!9} 92 !opencl.compiler.options = !{!9} 93 !llvm.ident = !{!10} 94 95 !0 = !{void (float addrspace(1)*)* @device_kernel, !1, !2, !3, !4, !5} 96 !1 = !{!"kernel_arg_addr_space", i32 1} 97 !2 = !{!"kernel_arg_access_qual", !"none"} 98 !3 = !{!"kernel_arg_type", !"float*"} 99 !4 = !{!"kernel_arg_base_type", !"float*"} 100 !5 = !{!"kernel_arg_type_qual", !""} 101 !6 = !{void (float addrspace(1)*)* @host_kernel, !1, !2, !3, !4, !5} 102 !7 = !{i32 1, i32 2} 103 !8 = !{i32 2, i32 0} 104 !9 = !{} 105 !10 = !{!"clang version 3.6.1 (https://github.com/KhronosGroup/SPIR.git 49a8b4a760d227b12116a79b2f7b2e34ef2e6879) (ssh://nnopencl-git-01.inn.intel.com/home/git/repo/opencl_qa-llvm d9b98710f905089caec167209da23af2e4f72bf0)"} 106 !11 = !{!12, !12, i64 0} 107 !12 = !{!"float", !13, i64 0} 108 !13 = !{!"omnipotent char", !14, i64 0} 109 !14 = !{!"Simple C/C++ TBAA"} 110 !15 = !{!16, !16, i64 0} 111 !16 = !{!"any pointer", !13, i64 0} 112
