1 // NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py UTC_ARGS: --function-signature --include-generated-funcs --replace-value-regex "__omp_offloading_[0-9a-z]+_[0-9a-z]+" "reduction_size[.].+[.]" "pl_cond[.].+[.|,]" --prefix-filecheck-ir-name _
2 // RUN: %clang_cc1 -verify -fopenmp -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=nvptx64-nvidia-cuda -emit-llvm-bc %s -o %t-ppc-host.bc
3 // RUN: %clang_cc1 -verify -fopenmp -x c++ -triple nvptx64-nvidia-cuda -fopenmp-targets=nvptx64-nvidia-cuda -emit-llvm %s -fopenmp-is-device -fopenmp-host-ir-file-path %t-ppc-host.bc -o - -disable-llvm-optzns | FileCheck %s --check-prefix=CHECK1
4 // expected-no-diagnostics
5 
6 int foo(int &a) { return a; }
7 
8 int bar() {
9   int a;
10   return foo(a);
11 }
12 
13 
14 int maini1() {
15   int a;
16 #pragma omp target parallel map(from:a)
17   {
18     int b;
19     a = foo(b) + bar();
20   }
21   return a;
22 }
23 
24 // parallel region
25 
26 
27 // CHECK1-LABEL: define {{[^@]+}}@{{__omp_offloading_[0-9a-z]+_[0-9a-z]+}}__Z6maini1v_l16
28 // CHECK1-SAME: (i32* nonnull align 4 dereferenceable(4) [[A:%.*]]) #[[ATTR0:[0-9]+]] {
29 // CHECK1-NEXT:  entry:
30 // CHECK1-NEXT:    [[A_ADDR:%.*]] = alloca i32*, align 8
31 // CHECK1-NEXT:    [[CAPTURED_VARS_ADDRS:%.*]] = alloca [1 x i8*], align 8
32 // CHECK1-NEXT:    store i32* [[A]], i32** [[A_ADDR]], align 8
33 // CHECK1-NEXT:    [[TMP0:%.*]] = load i32*, i32** [[A_ADDR]], align 8
34 // CHECK1-NEXT:    [[TMP1:%.*]] = call i32 @__kmpc_target_init(%struct.ident_t* @[[GLOB1:[0-9]+]], i1 true, i1 false, i1 true)
35 // CHECK1-NEXT:    [[EXEC_USER_CODE:%.*]] = icmp eq i32 [[TMP1]], -1
36 // CHECK1-NEXT:    br i1 [[EXEC_USER_CODE]], label [[USER_CODE_ENTRY:%.*]], label [[WORKER_EXIT:%.*]]
37 // CHECK1:       user_code.entry:
38 // CHECK1-NEXT:    [[TMP2:%.*]] = call i32 @__kmpc_global_thread_num(%struct.ident_t* @[[GLOB2:[0-9]+]])
39 // CHECK1-NEXT:    [[TMP3:%.*]] = getelementptr inbounds [1 x i8*], [1 x i8*]* [[CAPTURED_VARS_ADDRS]], i64 0, i64 0
40 // CHECK1-NEXT:    [[TMP4:%.*]] = bitcast i32* [[TMP0]] to i8*
41 // CHECK1-NEXT:    store i8* [[TMP4]], i8** [[TMP3]], align 8
42 // CHECK1-NEXT:    [[TMP5:%.*]] = bitcast [1 x i8*]* [[CAPTURED_VARS_ADDRS]] to i8**
43 // CHECK1-NEXT:    call void @__kmpc_parallel_51(%struct.ident_t* @[[GLOB2]], i32 [[TMP2]], i32 1, i32 -1, i32 -1, i8* bitcast (void (i32*, i32*, i32*)* @__omp_outlined__ to i8*), i8* null, i8** [[TMP5]], i64 1)
44 // CHECK1-NEXT:    call void @__kmpc_target_deinit(%struct.ident_t* @[[GLOB1]], i1 true, i1 true)
45 // CHECK1-NEXT:    ret void
46 // CHECK1:       worker.exit:
47 // CHECK1-NEXT:    ret void
48 //
49 //
50 // CHECK1-LABEL: define {{[^@]+}}@__omp_outlined__
51 // CHECK1-SAME: (i32* noalias [[DOTGLOBAL_TID_:%.*]], i32* noalias [[DOTBOUND_TID_:%.*]], i32* nonnull align 4 dereferenceable(4) [[A:%.*]]) #[[ATTR0]] {
52 // CHECK1-NEXT:  entry:
53 // CHECK1-NEXT:    [[DOTGLOBAL_TID__ADDR:%.*]] = alloca i32*, align 8
54 // CHECK1-NEXT:    [[DOTBOUND_TID__ADDR:%.*]] = alloca i32*, align 8
55 // CHECK1-NEXT:    [[A_ADDR:%.*]] = alloca i32*, align 8
56 // CHECK1-NEXT:    [[B:%.*]] = alloca i32, align 4
57 // CHECK1-NEXT:    store i32* [[DOTGLOBAL_TID_]], i32** [[DOTGLOBAL_TID__ADDR]], align 8
58 // CHECK1-NEXT:    store i32* [[DOTBOUND_TID_]], i32** [[DOTBOUND_TID__ADDR]], align 8
59 // CHECK1-NEXT:    store i32* [[A]], i32** [[A_ADDR]], align 8
60 // CHECK1-NEXT:    [[TMP0:%.*]] = load i32*, i32** [[A_ADDR]], align 8
61 // CHECK1-NEXT:    [[CALL:%.*]] = call i32 @_Z3fooRi(i32* nonnull align 4 dereferenceable(4) [[B]]) #[[ATTR3:[0-9]+]]
62 // CHECK1-NEXT:    [[CALL1:%.*]] = call i32 @_Z3barv() #[[ATTR3]]
63 // CHECK1-NEXT:    [[ADD:%.*]] = add nsw i32 [[CALL]], [[CALL1]]
64 // CHECK1-NEXT:    store i32 [[ADD]], i32* [[TMP0]], align 4
65 // CHECK1-NEXT:    ret void
66 //
67 //
68 // CHECK1-LABEL: define {{[^@]+}}@_Z3fooRi
69 // CHECK1-SAME: (i32* nonnull align 4 dereferenceable(4) [[A:%.*]]) #[[ATTR1:[0-9]+]] {
70 // CHECK1-NEXT:  entry:
71 // CHECK1-NEXT:    [[A_ADDR:%.*]] = alloca i32*, align 8
72 // CHECK1-NEXT:    store i32* [[A]], i32** [[A_ADDR]], align 8
73 // CHECK1-NEXT:    [[TMP0:%.*]] = load i32*, i32** [[A_ADDR]], align 8
74 // CHECK1-NEXT:    [[TMP1:%.*]] = load i32, i32* [[TMP0]], align 4
75 // CHECK1-NEXT:    ret i32 [[TMP1]]
76 //
77 //
78 // CHECK1-LABEL: define {{[^@]+}}@_Z3barv
79 // CHECK1-SAME: () #[[ATTR1]] {
80 // CHECK1-NEXT:  entry:
81 // CHECK1-NEXT:    [[A:%.*]] = call i8* @__kmpc_alloc_shared(i64 4)
82 // CHECK1-NEXT:    [[A_ON_STACK:%.*]] = bitcast i8* [[A]] to i32*
83 // CHECK1-NEXT:    [[CALL:%.*]] = call i32 @_Z3fooRi(i32* nonnull align 4 dereferenceable(4) [[A_ON_STACK]]) #[[ATTR3]]
84 // CHECK1-NEXT:    call void @__kmpc_free_shared(i8* [[A]])
85 // CHECK1-NEXT:    ret i32 [[CALL]]
86 //
87