llvm-project

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// RUN: %clang_cc1 %s -o - -O0 -emit-llvm                                     \
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// RUN:            -triple spir64-unknown-unknown                             \
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// RUN:            -aux-triple x86_64-unknown-linux-gnu                       \
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// RUN:            -fsycl-is-device                                           \
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// RUN:            -finclude-default-header                                   \
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// RUN:            -debug-info-kind=limited -gno-column-info                  \
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// RUN:   | FileCheck %s
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//
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// In spir functions, validate the llvm.dbg.declare intrinsics created for
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// parameters and locals refer to the stack allocation in the alloca address
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// space.
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//
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#define KERNEL __attribute__((sycl_kernel))
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template <typename KernelName, typename KernelType>
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KERNEL void parallel_for(const KernelType &KernelFunc) {
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  KernelFunc();
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}
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void my_kernel(int my_param) {
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  int my_local = 0;
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  my_local = my_param;
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}
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int my_host() {
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  parallel_for<class K>([=]() { my_kernel(42); });
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  return 0;
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}
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// CHECK:      define {{.*}}spir_func void @_Z9my_kerneli(
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// CHECK-SAME    i32 %my_param
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// CHECK-SAME:   !dbg [[MY_KERNEL:![0-9]+]]
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// CHECK-SAME: {
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// CHECK:        %my_param.addr = alloca i32, align 4
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// CHECK:        %my_local = alloca i32, align 4
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// CHECK:        #dbg_declare(
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// CHECK-SAME:     ptr %my_param.addr,
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// CHECK-SAME:     [[MY_PARAM:![0-9]+]],
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// CHECK-SAME:     !DIExpression(DW_OP_constu, 4, DW_OP_swap, DW_OP_xderef)
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// CHECK-SAME:     )
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// CHECK:        #dbg_declare(
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// CHECK-SAME:     ptr %my_local,
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// CHECK-SAME:     [[MY_LOCAL:![0-9]+]],
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// CHECK-SAME:     !DIExpression(DW_OP_constu, 4, DW_OP_swap, DW_OP_xderef)
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// CHECK-SAME:     )
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// CHECK:      }
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// CHECK:      [[MY_KERNEL]] = distinct !DISubprogram(
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// CHECK-SAME:   name: "my_kernel"
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// CHECK-SAME:   )
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// CHECK:      [[MY_PARAM]] = !DILocalVariable(
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// CHECK-SAME:   name: "my_param"
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// CHECK-SAME:   arg: 1
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// CHECK-SAME:   scope: [[MY_KERNEL]]
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// CHECK-SAME:   )
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// CHECK:      [[MY_LOCAL]] = !DILocalVariable(
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// CHECK-SAME:   name: "my_local"
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// CHECK-SAME:   scope: [[MY_KERNEL]]
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// CHECK-SAME:   )
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