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35 lines
2.3 KiB
Plaintext
35 lines
2.3 KiB
Plaintext
// RUN: %clang_cc1 -triple spirv64-amd-amdhsa -x hip -emit-llvm -fcuda-is-device -disable-llvm-verifier -o - %s | FileCheck %s --check-prefix=CHECK-AMDGCNSPIRV
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// RUN: %clang_cc1 -triple amdgcn-amd-amdhsa -x hip -emit-llvm -fcuda-is-device -disable-llvm-verifier -o - %s | FileCheck %s --check-prefix=CHECK-AMDGCN
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// NOTE: The verifier is currently disabled as it complains about the 'byref'
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// arguments being too large. This is currently a problem for all targets
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// that lower large arguments to 'byref' arguments.
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#define __device__ __attribute__((device))
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#define __global__ __attribute__((global))
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typedef struct {
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long data[6871947673600];
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} huge_struct;
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// CHECK-AMDGCNSPIRV: define spir_func void @_Z21deviceFuncWithHugeRetv(ptr dead_on_unwind noalias writable sret(%struct.huge_struct) align 8
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// CHECK-AMDGCN: define dso_local void @_Z21deviceFuncWithHugeRetv(ptr addrspace(5) dead_on_unwind noalias writable sret(%struct.huge_struct) align 8
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__device__ huge_struct deviceFuncWithHugeRet() { return {}; }
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// CHECK-AMDGCNSPIRV: define spir_func void @_Z21deviceFuncWithHugeArg11huge_struct(ptr noundef byref(%struct.huge_struct) align 8
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// CHECK-AMDGCN: define dso_local void @_Z21deviceFuncWithHugeArg11huge_struct(ptr addrspace(5) noundef byref(%struct.huge_struct) align 8
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__device__ void deviceFuncWithHugeArg(huge_struct X) {}
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__device__ void deviceCaller() {
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// CHECK-AMDGCNSPIRV: call spir_func addrspace(4) void @_Z21deviceFuncWithHugeRetv(ptr dead_on_unwind writable sret(%struct.huge_struct) align 8
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// CHECK-AMDGCN: call void @_Z21deviceFuncWithHugeRetv(ptr addrspace(5) dead_on_unwind writable sret(%struct.huge_struct) align 8
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huge_struct X = deviceFuncWithHugeRet();
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// CHECK-AMDGCNSPIRV: call spir_func addrspace(4) void @_Z21deviceFuncWithHugeArg11huge_struct(ptr noundef byref(%struct.huge_struct) align 8
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// CHECK-AMDGCN: call void @_Z21deviceFuncWithHugeArg11huge_struct(ptr addrspace(5) noundef byref(%struct.huge_struct) align 8
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deviceFuncWithHugeArg(X);
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}
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// CHECK-AMDGCNSPIRV: define spir_kernel void @_Z21globalFuncWithHugeArg11huge_struct(ptr addrspace(2) noundef byref(%struct.huge_struct) align 8
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// CHECK-AMDGCN: define dso_local amdgpu_kernel void @_Z21globalFuncWithHugeArg11huge_struct(ptr addrspace(4) noundef byref(%struct.huge_struct) align 8
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__global__ void globalFuncWithHugeArg(huge_struct X) {}
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