xref: /external/clang/test/OpenMP/task_codegen.cpp

// RUN: %clang_cc1 -verify -triple x86_64-apple-darwin10 -fopenmp -x c++ -emit-llvm %s -o - | FileCheck %s
// RUN: %clang_cc1 -fopenmp -x c++ -triple x86_64-apple-darwin10 -emit-pch -o %t %s
// RUN: %clang_cc1 -fopenmp -x c++ -triple x86_64-apple-darwin10 -include-pch %t -verify %s -emit-llvm -o - | FileCheck %s
// expected-no-diagnostics
// REQUIRES: x86-registered-target
#ifndef HEADER
#define HEADER

// CHECK-DAG: [[IDENT_T:%.+]] = type { i32, i32, i32, i32, i8* }
// CHECK-DAG: [[STRUCT_SHAREDS:%.+]] = type { i8*, [2 x [[STRUCT_S:%.+]]]* }
// CHECK-DAG: [[STRUCT_SHAREDS1:%.+]] = type { [2 x [[STRUCT_S:%.+]]]* }
// CHECK-DAG: [[KMP_TASK_T:%.+]] = type { i8*, i32 (i32, i8*)*, i32, %union{{.+}}, %union{{.+}} }
// CHECK-DAG: [[KMP_DEPEND_INFO:%.+]] = type { i64, i64, i8 }
struct S {
  int a;
  S() : a(0) {}
  S(const S &s) : a(s.a) {}
  ~S() {}
};
int a;
// CHECK-LABEL: @main
int main() {
// CHECK: [[B:%.+]] = alloca i8
// CHECK: [[S:%.+]] = alloca [2 x [[STRUCT_S]]]
  char b;
  S s[2];
  int arr[10][a];
// CHECK: [[GTID:%.+]] = call i32 @__kmpc_global_thread_num([[IDENT_T]]* @{{.+}})
// CHECK: [[B_REF:%.+]] = getelementptr inbounds [[STRUCT_SHAREDS]], [[STRUCT_SHAREDS]]* [[CAPTURES:%.+]], i32 0, i32 0
// CHECK: store i8* [[B]], i8** [[B_REF]]
// CHECK: [[S_REF:%.+]] = getelementptr inbounds [[STRUCT_SHAREDS]], [[STRUCT_SHAREDS]]* [[CAPTURES]], i32 0, i32 1
// CHECK: store [2 x [[STRUCT_S]]]* [[S]], [2 x [[STRUCT_S]]]** [[S_REF]]
// CHECK: [[ORIG_TASK_PTR:%.+]] = call i8* @__kmpc_omp_task_alloc([[IDENT_T]]* @{{.+}}, i32 [[GTID]], i32 33, i64 40, i64 16, i32 (i32, i8*)* bitcast (i32 (i32, [[KMP_TASK_T]]{{.*}}*)* [[TASK_ENTRY1:@.+]] to i32 (i32, i8*)*))
// CHECK: [[SHAREDS_REF_PTR:%.+]] = getelementptr inbounds [[KMP_TASK_T]], [[KMP_TASK_T]]* [[TASK_PTR:%.+]], i32 0, i32 0
// CHECK: [[SHAREDS_REF:%.+]] = load i8*, i8** [[SHAREDS_REF_PTR]]
// CHECK: [[BITCAST:%.+]] = bitcast [[STRUCT_SHAREDS]]* [[CAPTURES]] to i8*
// CHECK: call void @llvm.memcpy.p0i8.p0i8.i64(i8* [[SHAREDS_REF]], i8* [[BITCAST]], i64 16, i32 8, i1 false)
// CHECK: [[PRIORITY_REF_PTR:%.+]] = getelementptr inbounds [[KMP_TASK_T]], [[KMP_TASK_T]]* [[TASK_PTR]], i32 0, i32 4
// CHECK: [[PRIORITY:%.+]] = bitcast %union{{.+}}* [[PRIORITY_REF_PTR]] to i32*
// CHECK: store i32 {{.+}}, i32* [[PRIORITY]]
// CHECK: call i32 @__kmpc_omp_task([[IDENT_T]]* @{{.+}}, i32 [[GTID]], i8* [[ORIG_TASK_PTR]])
#pragma omp task shared(a, b, s) priority(b)
  {
    a = 15;
    b = a;
    s[0].a = 10;
  }
// CHECK: [[S_REF:%.+]] = getelementptr inbounds [[STRUCT_SHAREDS1]], [[STRUCT_SHAREDS1]]* [[CAPTURES:%.+]], i32 0, i32 0
// CHECK: store [2 x [[STRUCT_S]]]* [[S]], [2 x [[STRUCT_S]]]** [[S_REF]]
// CHECK: [[ORIG_TASK_PTR:%.+]] = call i8* @__kmpc_omp_task_alloc([[IDENT_T]]* @{{[^,]+}}, i32 [[GTID]], i32 1, i64 40, i64 8,
// CHECK: [[SHAREDS_REF_PTR:%.+]] = getelementptr inbounds [[KMP_TASK_T]], [[KMP_TASK_T]]* [[TASK_PTR:%.+]], i32 0, i32 0
// CHECK: [[SHAREDS_REF:%.+]] = load i8*, i8** [[SHAREDS_REF_PTR]]
// CHECK: [[BITCAST:%.+]] = bitcast [[STRUCT_SHAREDS1]]* [[CAPTURES]] to i8*
// CHECK: call void @llvm.memcpy.p0i8.p0i8.i64(i8* [[SHAREDS_REF]], i8* [[BITCAST]], i64 8, i32 8, i1 false)
// CHECK: [[DEP:%.*]] = getelementptr inbounds [4 x [[KMP_DEPEND_INFO]]], [4 x [[KMP_DEPEND_INFO]]]* [[DEPENDENCIES:%.*]], i64 0, i64 0
// CHECK: [[T0:%.*]] = getelementptr inbounds [[KMP_DEPEND_INFO]], [[KMP_DEPEND_INFO]]* [[DEP]], i32 0, i32 0
// CHECK: store i64 ptrtoint (i32* @{{.+}} to i64), i64* [[T0]]
// CHECK: [[T0:%.*]] = getelementptr inbounds [[KMP_DEPEND_INFO]], [[KMP_DEPEND_INFO]]* [[DEP]], i32 0, i32 1
// CHECK: store i64 4, i64* [[T0]]
// CHECK: [[T0:%.*]] = getelementptr inbounds [[KMP_DEPEND_INFO]], [[KMP_DEPEND_INFO]]* [[DEP]], i32 0, i32 2
// CHECK: store i8 1, i8* [[T0]]
// CHECK: [[DEP:%.*]] = getelementptr inbounds [4 x [[KMP_DEPEND_INFO]]], [4 x [[KMP_DEPEND_INFO]]]* [[DEPENDENCIES]], i64 0, i64 1
// CHECK: [[T0:%.*]] = getelementptr inbounds [[KMP_DEPEND_INFO]], [[KMP_DEPEND_INFO]]* [[DEP]], i32 0, i32 0
// CHECK: ptrtoint i8* [[B]] to i64
// CHECK: store i64 %{{[^,]+}}, i64* [[T0]]
// CHECK: [[T0:%.*]] = getelementptr inbounds [[KMP_DEPEND_INFO]], [[KMP_DEPEND_INFO]]* [[DEP]], i32 0, i32 1
// CHECK: store i64 1, i64* [[T0]]
// CHECK: [[T0:%.*]] = getelementptr inbounds [[KMP_DEPEND_INFO]], [[KMP_DEPEND_INFO]]* [[DEP]], i32 0, i32 2
// CHECK: store i8 1, i8* [[T0]]
// CHECK: [[DEP:%.*]] = getelementptr inbounds [4 x [[KMP_DEPEND_INFO]]], [4 x [[KMP_DEPEND_INFO]]]* [[DEPENDENCIES]], i64 0, i64 2
// CHECK: [[T0:%.*]] = getelementptr inbounds [[KMP_DEPEND_INFO]], [[KMP_DEPEND_INFO]]* [[DEP]], i32 0, i32 0
// CHECK: ptrtoint [2 x [[STRUCT_S]]]* [[S]] to i64
// CHECK: store i64 %{{[^,]+}}, i64* [[T0]]
// CHECK: [[T0:%.*]] = getelementptr inbounds [[KMP_DEPEND_INFO]], [[KMP_DEPEND_INFO]]* [[DEP]], i32 0, i32 1
// CHECK: store i64 8, i64* [[T0]]
// CHECK: [[T0:%.*]] = getelementptr inbounds [[KMP_DEPEND_INFO]], [[KMP_DEPEND_INFO]]* [[DEP]], i32 0, i32 2
// CHECK: store i8 1, i8* [[T0]]
// CHECK: [[IDX1:%.+]] = mul nsw i64 0, [[A_VAL:%.+]]
// CHECK: [[START:%.+]] = getelementptr inbounds i32, i32* %{{.+}}, i64 [[IDX1]]
// CHECK: [[IDX1:%.+]] = mul nsw i64 9, [[A_VAL]]
// CHECK: [[END:%.+]] = getelementptr inbounds i32, i32* %{{.+}}, i64 [[IDX1]]
// CHECK: [[END1:%.+]] = getelementptr i32, i32* [[END]], i32 1
// CHECK: [[START_INT:%.+]] = ptrtoint i32* [[START]] to i64
// CHECK: [[END_INT:%.+]] = ptrtoint i32* [[END1]] to i64
// CHECK: [[SIZEOF:%.+]] = sub nuw i64 [[END_INT]], [[START_INT]]
// CHECK: [[DEP:%.*]] = getelementptr inbounds [4 x [[KMP_DEPEND_INFO]]], [4 x [[KMP_DEPEND_INFO]]]* %{{[^,]+}}, i64 0, i64 3
// CHECK: [[T0:%.*]] = getelementptr inbounds [[KMP_DEPEND_INFO]], [[KMP_DEPEND_INFO]]* [[DEP]], i32 0, i32 0
// CHECK: [[T1:%.*]] = ptrtoint i32* [[START]] to i64
// CHECK: store i64 [[T1]], i64* [[T0]]
// CHECK: [[T0:%.*]] = getelementptr inbounds [[KMP_DEPEND_INFO]], [[KMP_DEPEND_INFO]]* %{{[^,]+}}, i32 0, i32 1
// CHECK: store i64 [[SIZEOF]], i64* [[T0]]
// CHECK: [[T0:%.*]] = getelementptr inbounds [[KMP_DEPEND_INFO]], [[KMP_DEPEND_INFO]]* %{{[^,]+}}, i32 0, i32 2
// CHECK: store i8 1, i8* [[T0]]
// CHECK: [[DEPS:%.*]] = getelementptr inbounds [4 x [[KMP_DEPEND_INFO]]], [4 x [[KMP_DEPEND_INFO]]]* [[DEPENDENCIES]], i32 0, i32 0
// CHECK: bitcast [[KMP_DEPEND_INFO]]* [[DEPS]] to i8*
// CHECK: call i32 @__kmpc_omp_task_with_deps([[IDENT_T]]* @{{.+}}, i32 [[GTID]], i8* [[ORIG_TASK_PTR]], i32 4, i8* %{{[^,]+}}, i32 0, i8* null)
#pragma omp task shared(a, s) depend(in : a, b, s, arr[:])
  {
    a = 15;
    s[1].a = 10;
  }
// CHECK: [[ORIG_TASK_PTR:%.+]] = call i8* @__kmpc_omp_task_alloc([[IDENT_T]]* @{{.+}}, i32 [[GTID]], i32 0, i64 40, i64 1, i32 (i32, i8*)* bitcast (i32 (i32, [[KMP_TASK_T]]{{.*}}*)* [[TASK_ENTRY2:@.+]] to i32 (i32, i8*)*))
// CHECK: call i32 @__kmpc_omp_task([[IDENT_T]]* @{{.+}}, i32 [[GTID]], i8* [[ORIG_TASK_PTR]])
#pragma omp task untied
  {
    a = 1;
  }
// CHECK: [[ORIG_TASK_PTR:%.+]] = call i8* @__kmpc_omp_task_alloc([[IDENT_T]]* @{{.+}}, i32 [[GTID]], i32 0, i64 40, i64 1,
// CHECK: getelementptr inbounds [2 x [[STRUCT_S]]], [2 x [[STRUCT_S]]]* [[S]], i64 0, i64 0
// CHECK: getelementptr inbounds [2 x [[KMP_DEPEND_INFO]]], [2 x [[KMP_DEPEND_INFO]]]* %{{[^,]+}}, i64 0, i64 0
// CHECK: getelementptr inbounds [[KMP_DEPEND_INFO]], [[KMP_DEPEND_INFO]]* %{{[^,]+}}, i32 0, i32 0
// CHECK: ptrtoint [[STRUCT_S]]* %{{.+}} to i64
// CHECK: store i64 %{{[^,]+}}, i64*
// CHECK: getelementptr inbounds [[KMP_DEPEND_INFO]], [[KMP_DEPEND_INFO]]* %{{[^,]+}}, i32 0, i32 1
// CHECK: store i64 4, i64*
// CHECK: getelementptr inbounds [[KMP_DEPEND_INFO]], [[KMP_DEPEND_INFO]]* %{{[^,]+}}, i32 0, i32 2
// CHECK: store i8 3, i8*
// CHECK: [[B_VAL:%.+]] = load i8, i8* [[B]]
// CHECK: [[IDX2:%.+]] = sext i8 [[B_VAL]] to i64
// CHECK: [[IDX1:%.+]] = mul nsw i64 4, [[A_VAL]]
// CHECK: [[START:%.+]] = getelementptr inbounds i32, i32* %{{.+}}, i64 [[IDX1]]
// CHECK: [[START1:%.+]] = getelementptr inbounds i32, i32* [[START]], i64 [[IDX2]]
// CHECK: [[B_VAL:%.+]] = load i8, i8* [[B]]
// CHECK: [[IDX2:%.+]] = sext i8 [[B_VAL]] to i64
// CHECK: [[IDX1:%.+]] = mul nsw i64 9, [[A_VAL]]
// CHECK: [[END:%.+]] = getelementptr inbounds i32, i32* %{{.+}}, i64 [[IDX1]]
// CHECK: [[END1:%.+]] = getelementptr inbounds i32, i32* [[END]], i64 [[IDX2]]
// CHECK: [[END2:%.+]] = getelementptr i32, i32* [[END1]], i32 1
// CHECK: [[START_INT:%.+]] = ptrtoint i32* [[START1]] to i64
// CHECK: [[END_INT:%.+]] = ptrtoint i32* [[END2]] to i64
// CHECK: [[SIZEOF:%.+]] = sub nuw i64 [[END_INT]], [[START_INT]]
// CHECK: getelementptr inbounds [2 x [[KMP_DEPEND_INFO]]], [2 x [[KMP_DEPEND_INFO]]]* %{{[^,]+}}, i64 0, i64 1
// CHECK: getelementptr inbounds [[KMP_DEPEND_INFO]], [[KMP_DEPEND_INFO]]* %{{[^,]+}}, i32 0, i32 0
// CHECK: ptrtoint i32* [[START1]] to i64
// CHECK: store i64 %{{[^,]+}}, i64*
// CHECK: getelementptr inbounds [[KMP_DEPEND_INFO]], [[KMP_DEPEND_INFO]]* %{{[^,]+}}, i32 0, i32 1
// CHECK: store i64 [[SIZEOF]], i64*
// CHECK: getelementptr inbounds [[KMP_DEPEND_INFO]], [[KMP_DEPEND_INFO]]* %{{[^,]+}}, i32 0, i32 2
// CHECK: store i8 3, i8*
// CHECK: getelementptr inbounds [2 x [[KMP_DEPEND_INFO]]], [2 x [[KMP_DEPEND_INFO]]]* %{{[^,]+}}, i32 0, i32 0
// CHECK: bitcast [[KMP_DEPEND_INFO]]* %{{.+}} to i8*
// CHECK: call i32 @__kmpc_omp_task_with_deps([[IDENT_T]]* @{{.+}}, i32 [[GTID]], i8* [[ORIG_TASK_PTR]], i32 2, i8* %{{[^,]+}}, i32 0, i8* null)
#pragma omp task untied depend(out : s[0], arr[4:][b])
  {
    a = 1;
  }
// CHECK: [[ORIG_TASK_PTR:%.+]] = call i8* @__kmpc_omp_task_alloc([[IDENT_T]]* @{{.+}}, i32 [[GTID]], i32 3, i64 40, i64 1,
// CHECK: getelementptr inbounds [3 x [[KMP_DEPEND_INFO]]], [3 x [[KMP_DEPEND_INFO]]]* %{{[^,]+}}, i64 0, i64 0
// CHECK: getelementptr inbounds [[KMP_DEPEND_INFO]], [[KMP_DEPEND_INFO]]* %{{[^,]+}}, i32 0, i32 0
// CHECK: store i64 ptrtoint (i32* @{{.+}} to i64), i64*
// CHECK: getelementptr inbounds [[KMP_DEPEND_INFO]], [[KMP_DEPEND_INFO]]* %{{[^,]+}}, i32 0, i32 1
// CHECK: store i64 4, i64*
// CHECK: getelementptr inbounds [[KMP_DEPEND_INFO]], [[KMP_DEPEND_INFO]]* %{{[^,]+}}, i32 0, i32 2
// CHECK: store i8 3, i8*
// CHECK: getelementptr inbounds [2 x [[STRUCT_S]]], [2 x [[STRUCT_S]]]* [[S]], i64 0, i64 1
// CHECK: getelementptr inbounds [3 x [[KMP_DEPEND_INFO]]], [3 x [[KMP_DEPEND_INFO]]]* %{{[^,]+}}, i64 0, i64 1
// CHECK: getelementptr inbounds [[KMP_DEPEND_INFO]], [[KMP_DEPEND_INFO]]* %{{[^,]+}}, i32 0, i32 0
// CHECK: ptrtoint [[STRUCT_S]]* %{{.+}} to i64
// CHECK: store i64 %{{[^,]+}}, i64*
// CHECK: getelementptr inbounds [[KMP_DEPEND_INFO]], [[KMP_DEPEND_INFO]]* %{{[^,]+}}, i32 0, i32 1
// CHECK: store i64 4, i64*
// CHECK: getelementptr inbounds [[KMP_DEPEND_INFO]], [[KMP_DEPEND_INFO]]* %{{[^,]+}}, i32 0, i32 2
// CHECK: store i8 3, i8*
// CHECK: [[IDX1:%.+]] = mul nsw i64 0, [[A_VAL]]
// CHECK: [[START:%.+]] = getelementptr inbounds i32, i32* %{{.+}}, i64 [[IDX1]]
// CHECK: [[START1:%.+]] = getelementptr inbounds i32, i32* [[START]], i64 3
// CHECK: [[NEW_A_VAL:%.+]] = load i32, i32* @{{.+}},
// CHECK: [[NEW_A_VAL_I64:%.+]] = sext i32 [[NEW_A_VAL]] to i64
// CHECK: [[IDX2:%.+]] = sub nsw i64 [[NEW_A_VAL_I64]], 1
// CHECK: [[NEW_A_VAL:%.+]] = load i32, i32* @{{.+}},
// CHECK: [[NEW_A_VAL_I64:%.+]] = sext i32 [[NEW_A_VAL]] to i64
// CHECK: [[SUB:%.+]] = add nsw i64 -1, [[NEW_A_VAL_I64]]
// CHECK: [[IDX1:%.+]] = mul nsw i64 [[SUB]], [[A_VAL]]
// CHECK: [[END:%.+]] = getelementptr inbounds i32, i32* %{{.+}}, i64 [[IDX1]]
// CHECK: [[END1:%.+]] = getelementptr inbounds i32, i32* [[END]], i64 [[IDX2]]
// CHECK: [[END2:%.+]] = getelementptr i32, i32* [[END1]], i32 1
// CHECK: [[START_INT:%.+]] = ptrtoint i32* [[START1]] to i64
// CHECK: [[END_INT:%.+]] = ptrtoint i32* [[END2]] to i64
// CHECK: [[SIZEOF:%.+]] = sub nuw i64 [[END_INT]], [[START_INT]]
// CHECK: getelementptr inbounds [3 x [[KMP_DEPEND_INFO]]], [3 x [[KMP_DEPEND_INFO]]]* %{{[^,]+}}, i64 0, i64 2
// CHECK: getelementptr inbounds [[KMP_DEPEND_INFO]], [[KMP_DEPEND_INFO]]* %{{[^,]+}}, i32 0, i32 0
// CHECK: ptrtoint i32* [[START1]] to i64
// CHECK: store i64 %{{[^,]+}}, i64*
// CHECK: getelementptr inbounds [[KMP_DEPEND_INFO]], [[KMP_DEPEND_INFO]]* %{{[^,]+}}, i32 0, i32 1
// CHECK: store i64 [[SIZEOF]], i64*
// CHECK: getelementptr inbounds [[KMP_DEPEND_INFO]], [[KMP_DEPEND_INFO]]* %{{[^,]+}}, i32 0, i32 2
// CHECK: store i8 3, i8*
// CHECK: getelementptr inbounds [3 x [[KMP_DEPEND_INFO]]], [3 x [[KMP_DEPEND_INFO]]]* %{{[^,]+}}, i32 0, i32 0
// CHECK: bitcast [[KMP_DEPEND_INFO]]* %{{.+}} to i8*
// CHECK: call i32 @__kmpc_omp_task_with_deps([[IDENT_T]]* @{{.+}}, i32 [[GTID]], i8* [[ORIG_TASK_PTR]], i32 3, i8* %{{[^,]+}}, i32 0, i8* null)
#pragma omp task final(true) depend(inout: a, s[1], arr[:a][3:])
  {
    a = 2;
  }
// CHECK: [[ORIG_TASK_PTR:%.+]] = call i8* @__kmpc_omp_task_alloc([[IDENT_T]]* @{{.+}}, i32 [[GTID]], i32 3, i64 40, i64 1, i32 (i32, i8*)* bitcast (i32 (i32, [[KMP_TASK_T]]{{.*}}*)* [[TASK_ENTRY3:@.+]] to i32 (i32, i8*)*))
// CHECK: call i32 @__kmpc_omp_task([[IDENT_T]]* @{{.+}}, i32 [[GTID]], i8* [[ORIG_TASK_PTR]])
#pragma omp task final(true)
  {
    a = 2;
  }
// CHECK: [[ORIG_TASK_PTR:%.+]] = call i8* @__kmpc_omp_task_alloc([[IDENT_T]]* @{{.+}}, i32 [[GTID]], i32 1, i64 40, i64 1, i32 (i32, i8*)* bitcast (i32 (i32, [[KMP_TASK_T]]{{.*}}*)* [[TASK_ENTRY4:@.+]] to i32 (i32, i8*)*))
// CHECK: call i32 @__kmpc_omp_task([[IDENT_T]]* @{{.+}}, i32 [[GTID]], i8* [[ORIG_TASK_PTR]])
  const bool flag = false;
#pragma omp task final(flag)
  {
    a = 3;
  }
// CHECK: [[B_VAL:%.+]] = load i8, i8* [[B]]
// CHECK: [[CMP:%.+]] = icmp ne i8 [[B_VAL]], 0
// CHECK: [[FINAL:%.+]] = select i1 [[CMP]], i32 2, i32 0
// CHECK: [[FLAGS:%.+]] = or i32 [[FINAL]], 1
// CHECK: [[ORIG_TASK_PTR:%.+]] = call i8* @__kmpc_omp_task_alloc([[IDENT_T]]* @{{.+}}, i32 [[GTID]], i32 [[FLAGS]], i64 40, i64 8, i32 (i32, i8*)* bitcast (i32 (i32, [[KMP_TASK_T]]{{.*}}*)* [[TASK_ENTRY5:@.+]] to i32 (i32, i8*)*))
// CHECK: call i32 @__kmpc_omp_task([[IDENT_T]]* @{{.+}}, i32 [[GTID]], i8* [[ORIG_TASK_PTR]])
  int c __attribute__((aligned(128)));
#pragma omp task final(b) shared(c)
  {
    a = 4;
    c = 5;
  }
// CHECK: [[ORIG_TASK_PTR:%.+]] = call i8* @__kmpc_omp_task_alloc([[IDENT_T]]* @{{.+}}, i32 [[GTID]], i32 0, i64 40, i64 1, i32 (i32, i8*)* bitcast (i32 (i32, [[KMP_TASK_T]]{{.*}}*)* [[TASK_ENTRY6:@.+]] to i32 (i32, i8*)*))
// CHECK: call i32 @__kmpc_omp_task([[IDENT_T]]* @{{.+}}, i32 [[GTID]], i8* [[ORIG_TASK_PTR]])
#pragma omp task untied
  {
    S s1;
#pragma omp task
    a = 4;
#pragma omp taskyield
    s1 = S();
#pragma omp taskwait
  }
  return a;
}
// CHECK: define internal i32 [[TASK_ENTRY1]](i32, [[KMP_TASK_T]]{{.*}}* noalias)
// CHECK: store i32 15, i32* [[A_PTR:@.+]]
// CHECK: [[A_VAL:%.+]] = load i32, i32* [[A_PTR]]
// CHECK: [[A_VAL_I8:%.+]] = trunc i32 [[A_VAL]] to i8
// CHECK: store i8 [[A_VAL_I8]], i8* %{{.+}}
// CHECK: store i32 10, i32* %{{.+}}

// CHECK: define internal i32 [[TASK_ENTRY2]](i32, [[KMP_TASK_T]]{{.*}}* noalias)
// CHECK: store i32 1, i32* [[A_PTR]]

// CHECK: define internal i32 [[TASK_ENTRY3]](i32, [[KMP_TASK_T]]{{.*}}* noalias)
// CHECK: store i32 2, i32* [[A_PTR]]

// CHECK: define internal i32 [[TASK_ENTRY4]](i32, [[KMP_TASK_T]]{{.*}}* noalias)
// CHECK: store i32 3, i32* [[A_PTR]]

// CHECK: define internal i32 [[TASK_ENTRY5]](i32, [[KMP_TASK_T]]{{.*}}* noalias)
// CHECK: store i32 4, i32* [[A_PTR]]
// CHECK: store i32 5, i32* [[C_PTR:%.+]], align 128

// CHECK: define internal i32
// CHECK: store i32 4, i32* [[A_PTR]]

// CHECK: define internal i32 [[TASK_ENTRY6]](i32, [[KMP_TASK_T]]{{.*}}* noalias)
// CHECK: switch i32 %{{.+}}, label
// CHECK: load i32*, i32** %
// CHECK: store i32 1, i32* %
// CHECK: call i32 @__kmpc_omp_task(%

// CHECK: call i8* @__kmpc_omp_task_alloc(
// CHECK: call i32 @__kmpc_omp_task(%
// CHECK: load i32*, i32** %
// CHECK: store i32 2, i32* %
// CHECK: call i32 @__kmpc_omp_task(%

// CHECK: call i32 @__kmpc_omp_taskyield(%
// CHECK: load i32*, i32** %
// CHECK: store i32 3, i32* %
// CHECK: call i32 @__kmpc_omp_task(%

// CHECK: call i32 @__kmpc_omp_taskwait(%
// CHECK: load i32*, i32** %
// CHECK: store i32 4, i32* %
// CHECK: call i32 @__kmpc_omp_task(%
#endif