1 // Test target codegen - host bc file has to be created first. 2 // RUN: %clang_cc1 -no-opaque-pointers -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 -no-opaque-pointers -debug-info-kind=limited -verify -fopenmp -x c++ -triple nvptx64-unknown-unknown -fopenmp-targets=nvptx64-nvidia-cuda -emit-llvm %s -fopenmp-is-device -fopenmp-host-ir-file-path %t-ppc-host.bc -o - | FileCheck %s --check-prefix TCHECK --check-prefix TCHECK-64 4 // RUN: %clang_cc1 -no-opaque-pointers -verify -fopenmp -x c++ -triple i386-unknown-unknown -fopenmp-targets=nvptx-nvidia-cuda -emit-llvm-bc %s -o %t-x86-host.bc 5 // RUN: %clang_cc1 -no-opaque-pointers -debug-info-kind=limited -verify -fopenmp -x c++ -triple nvptx-unknown-unknown -fopenmp-targets=nvptx-nvidia-cuda -emit-llvm %s -fopenmp-is-device -fopenmp-host-ir-file-path %t-x86-host.bc -o - | FileCheck %s --check-prefix TCHECK --check-prefix TCHECK-32 6 // expected-no-diagnostics 7 #ifndef HEADER 8 #define HEADER 9 10 template <typename tx, typename ty> 11 struct TT { 12 tx X; 13 ty Y; 14 }; 15 16 // TCHECK-DAG: [[TTII:%.+]] = type { i32, i32 } 17 // TCHECK-DAG: [[TTIC:%.+]] = type { i8, i8 } 18 // TCHECK-DAG: [[TT:%.+]] = type { i64, i8 } 19 // TCHECK-DAG: [[S1:%.+]] = type { double } 20 21 int foo(int n, double *ptr) { 22 int a = 0; 23 short aa = 0; 24 float b[10]; 25 double c[5][10]; 26 TT<long long, char> d; 27 const TT<int, int> e = {n, n}; 28 29 #pragma omp target firstprivate(a, e) map(tofrom \ 30 : b) 31 { 32 b[a] = a; 33 b[a] += e.X; 34 } 35 36 // TCHECK: define {{.*}}void @__omp_offloading_{{.+}}([10 x float] addrspace(1)* noalias noundef [[B_IN:%.+]], i{{[0-9]+}} noundef [[A_IN:%.+]], [[TTII]]* noalias noundef [[E_IN:%.+]]) 37 // TCHECK: [[A_ADDR:%.+]] = alloca i{{[0-9]+}}, 38 // TCHECK-NOT: alloca [[TTII]], 39 // TCHECK: alloca i{{[0-9]+}}, 40 // TCHECK: store i{{[0-9]+}} [[A_IN]], i{{[0-9]+}}* [[A_ADDR]], 41 // TCHECK: ret void 42 43 #pragma omp target firstprivate(aa, b, c, d) 44 { 45 aa += 1; 46 b[2] = 1.0; 47 c[1][2] = 1.0; 48 d.X = 1; 49 d.Y = 1; 50 } 51 52 // make sure that firstprivate variables are generated in all cases and that we use those instances for operations inside the 53 // target region 54 // TCHECK: define {{.*}}void @__omp_offloading_{{.+}}(i{{[0-9]+}}{{.*}} [[A2_IN:%.+]], [10 x float]*{{.*}} [[B_IN:%.+]], [5 x [10 x double]]*{{.*}} [[C_IN:%.+]], [[TT]]*{{.*}} [[D_IN:%.+]]) 55 // TCHECK: [[A2_ADDR:%.+]] = alloca i{{[0-9]+}}, 56 // TCHECK: [[B_ADDR:%.+]] = alloca [10 x float]*, 57 // TCHECK: [[C_ADDR:%.+]] = alloca [5 x [10 x double]]*, 58 // TCHECK: [[D_ADDR:%.+]] = alloca [[TT]]*, 59 // TCHECK-NOT: alloca i{{[0-9]+}}, 60 // TCHECK: [[B_PRIV:%.+]] = alloca [10 x float], 61 // TCHECK: [[C_PRIV:%.+]] = alloca [5 x [10 x double]], 62 // TCHECK: [[D_PRIV:%.+]] = alloca [[TT]], 63 // TCHECK: store i{{[0-9]+}} [[A2_IN]], i{{[0-9]+}}* [[A2_ADDR]], 64 // TCHECK: store [10 x float]* [[B_IN]], [10 x float]** [[B_ADDR]], 65 // TCHECK: store [5 x [10 x double]]* [[C_IN]], [5 x [10 x double]]** [[C_ADDR]], 66 // TCHECK: store [[TT]]* [[D_IN]], [[TT]]** [[D_ADDR]], 67 // TCHECK: [[B_ADDR_REF:%.+]] = load [10 x float]*, [10 x float]** [[B_ADDR]], 68 // TCHECK: [[B_ADDR_REF:%.+]] = load [10 x float]*, [10 x float]** % 69 // TCHECK: [[C_ADDR_REF:%.+]] = load [5 x [10 x double]]*, [5 x [10 x double]]** [[C_ADDR]], 70 // TCHECK: [[C_ADDR_REF:%.+]] = load [5 x [10 x double]]*, [5 x [10 x double]]** % 71 // TCHECK: [[D_ADDR_REF:%.+]] = load [[TT]]*, [[TT]]** [[D_ADDR]], 72 // TCHECK: [[D_ADDR_REF:%.+]] = load [[TT]]*, [[TT]]** % 73 74 // firstprivate(aa): a_priv = a_in 75 76 // firstprivate(b): memcpy(b_priv,b_in) 77 // TCHECK: [[B_PRIV_BCAST:%.+]] = bitcast [10 x float]* [[B_PRIV]] to i8* 78 // TCHECK: [[B_ADDR_REF_BCAST:%.+]] = bitcast [10 x float]* [[B_ADDR_REF]] to i8* 79 // TCHECK: call void @llvm.memcpy.{{.+}}(i8* align {{[0-9]+}} [[B_PRIV_BCAST]], i8* align {{[0-9]+}} [[B_ADDR_REF_BCAST]], {{.+}}) 80 81 // firstprivate(c) 82 // TCHECK: [[C_PRIV_BCAST:%.+]] = bitcast [5 x [10 x double]]* [[C_PRIV]] to i8* 83 // TCHECK: [[C_IN_BCAST:%.+]] = bitcast [5 x [10 x double]]* [[C_ADDR_REF]] to i8* 84 // TCHECK: call void @llvm.memcpy.{{.+}}(i8* align {{[0-9]+}} [[C_PRIV_BCAST]], i8* align {{[0-9]+}} [[C_IN_BCAST]],{{.+}}) 85 86 // firstprivate(d) 87 // TCHECK: [[D_PRIV_BCAST:%.+]] = bitcast [[TT]]* [[D_PRIV]] to i8* 88 // TCHECK: [[D_IN_BCAST:%.+]] = bitcast [[TT]]* [[D_ADDR_REF]] to i8* 89 // TCHECK: call void @llvm.memcpy.{{.+}}(i8* align {{[0-9]+}} [[D_PRIV_BCAST]], i8* align {{[0-9]+}} [[D_IN_BCAST]],{{.+}}) 90 91 // TCHECK: load i16, i16* [[A2_ADDR]], 92 93 #pragma omp target firstprivate(ptr) 94 { 95 ptr[0]++; 96 } 97 98 // TCHECK: define weak_odr void @__omp_offloading_{{.+}}(double* noundef [[PTR_IN:%.+]]) 99 // TCHECK: [[PTR_ADDR:%.+]] = alloca double*, 100 // TCHECK-NOT: alloca double*, 101 // TCHECK: store double* [[PTR_IN]], double** [[PTR_ADDR]], 102 // TCHECK: [[PTR_IN_REF:%.+]] = load double*, double** [[PTR_ADDR]], 103 // TCHECK-NOT: store double* [[PTR_IN_REF]], double** {{%.+}}, 104 105 return a; 106 } 107 108 template <typename tx> 109 tx ftemplate(int n) { 110 tx a = 0; 111 tx b[10]; 112 113 #pragma omp target firstprivate(a, b) 114 { 115 a += 1; 116 b[2] += 1; 117 } 118 119 return a; 120 } 121 122 static int fstatic(int n) { 123 int a = 0; 124 char aaa = 0; 125 int b[10]; 126 127 #pragma omp target firstprivate(a, aaa, b) 128 { 129 a += 1; 130 aaa += 1; 131 b[2] += 1; 132 } 133 134 return a; 135 } 136 137 template <typename tx> 138 void fconst(const tx t) { 139 #pragma omp target firstprivate(t) 140 { } 141 } 142 143 // TCHECK: define {{.*}}void @__omp_offloading_{{.+}}(i{{[0-9]+}}{{.*}} [[A_IN:%.+]], i{{[0-9]+}}{{.*}} [[A3_IN:%.+]], [10 x i{{[0-9]+}}]*{{.+}} [[B_IN:%.+]]) 144 // TCHECK: [[A_ADDR:%.+]] = alloca i{{[0-9]+}}, 145 // TCHECK: [[A3_ADDR:%.+]] = alloca i{{[0-9]+}}, 146 // TCHECK: [[B_ADDR:%.+]] = alloca [10 x i{{[0-9]+}}]*, 147 // TCHECK-NOT: alloca i{{[0-9]+}}, 148 // TCHECK: [[B_PRIV:%.+]] = alloca [10 x i{{[0-9]+}}], 149 // TCHECK: store i{{[0-9]+}} [[A_IN]], i{{[0-9]+}}* [[A_ADDR]], 150 // TCHECK: store i{{[0-9]+}} [[A3_IN]], i{{[0-9]+}}* [[A3_ADDR]], 151 // TCHECK: store [10 x i{{[0-9]+}}]* [[B_IN]], [10 x i{{[0-9]+}}]** [[B_ADDR]], 152 // TCHECK: [[B_ADDR_REF:%.+]] = load [10 x i{{[0-9]+}}]*, [10 x i{{[0-9]+}}]** [[B_ADDR]], 153 // TCHECK: [[B_ADDR_REF:%.+]] = load [10 x i{{[0-9]+}}]*, [10 x i{{[0-9]+}}]** % 154 155 // firstprivate(a): a_priv = a_in 156 157 // firstprivate(aaa) 158 159 // TCHECK-NOT: store i{{[0-9]+}} %{{.+}}, i{{[0-9]+}}* 160 161 // firstprivate(b) 162 // TCHECK: [[B_PRIV_BCAST:%.+]] = bitcast [10 x i{{[0-9]+}}]* [[B_PRIV]] to i8* 163 // TCHECK: [[B_IN_BCAST:%.+]] = bitcast [10 x i{{[0-9]+}}]* [[B_ADDR_REF]] to i8* 164 // TCHECK: call void @llvm.memcpy.{{.+}}(i8* align {{[0-9]+}} [[B_PRIV_BCAST]], i8* align {{[0-9]+}} [[B_IN_BCAST]],{{.+}}) 165 166 // TCHECK: ret void 167 168 struct S1 { 169 double a; 170 171 int r1(int n) { 172 int b = n + 1; 173 174 #pragma omp target firstprivate(b) 175 { 176 this->a = (double)b + 1.5; 177 } 178 179 return (int)b; 180 } 181 182 // TCHECK: define internal void @__omp_offloading_{{.+}}([[S1]]* noundef [[TH:%.+]], i{{[0-9]+}} noundef [[B_IN:%.+]]) 183 // TCHECK: [[TH_ADDR:%.+]] = alloca [[S1]]*, 184 // TCHECK: [[B_ADDR:%.+]] = alloca i{{[0-9]+}}, 185 // TCHECK-NOT: alloca i{{[0-9]+}}, 186 187 // TCHECK: store [[S1]]* [[TH]], [[S1]]** [[TH_ADDR]], 188 // TCHECK: store i{{[0-9]+}} [[B_IN]], i{{[0-9]+}}* [[B_ADDR]], 189 // TCHECK: [[TH_ADDR_REF:%.+]] = load [[S1]]*, [[S1]]** [[TH_ADDR]], 190 // TCHECK-64: [[B_ADDR_CONV:%.+]] = bitcast i{{[0-9]+}}* [[B_ADDR]] to i{{[0-9]+}}* 191 192 // firstprivate(b) 193 // TCHECK-NOT: store i{{[0-9]+}} %{{.+}}, i{{[0-9]+}}* 194 195 // TCHECK: ret void 196 }; 197 198 int bar(int n, double *ptr) { 199 int a = 0; 200 a += foo(n, ptr); 201 S1 S; 202 a += S.r1(n); 203 a += fstatic(n); 204 a += ftemplate<int>(n); 205 206 fconst(TT<int, int>{0, 0}); 207 fconst(TT<char, char>{0, 0}); 208 209 return a; 210 } 211 212 // template 213 214 // TCHECK: define internal void @__omp_offloading_{{.+}}(i{{[0-9]+}} noundef [[A_IN:%.+]], [10 x i{{[0-9]+}}]*{{.+}} noundef [[B_IN:%.+]]) 215 // TCHECK: [[A_ADDR:%.+]] = alloca i{{[0-9]+}}, 216 // TCHECK: [[B_ADDR:%.+]] = alloca [10 x i{{[0-9]+}}]*, 217 // TCHECK-NOT: alloca i{{[0-9]+}}, 218 // TCHECK: [[B_PRIV:%.+]] = alloca [10 x i{{[0-9]+}}], 219 // TCHECK: store i{{[0-9]+}} [[A_IN]], i{{[0-9]+}}* [[A_ADDR]], 220 // TCHECK: store [10 x i{{[0-9]+}}]* [[B_IN]], [10 x i{{[0-9]+}}]** [[B_ADDR]], 221 // TCHECK: [[B_ADDR_REF:%.+]] = load [10 x i{{[0-9]+}}]*, [10 x i{{[0-9]+}}]** [[B_ADDR]], 222 // TCHECK: [[B_ADDR_REF:%.+]] = load [10 x i{{[0-9]+}}]*, [10 x i{{[0-9]+}}]** % 223 224 // firstprivate(a) 225 // TCHECK-NOT: store i{{[0-9]+}} %{{.+}}, i{{[0-9]+}}* 226 227 // firstprivate(b) 228 // TCHECK: [[B_PRIV_BCAST:%.+]] = bitcast [10 x i{{[0-9]+}}]* [[B_PRIV]] to i8* 229 // TCHECK: [[B_IN_BCAST:%.+]] = bitcast [10 x i{{[0-9]+}}]* [[B_ADDR_REF]] to i8* 230 // TCHECK: call void @llvm.memcpy.{{.+}}(i8* align {{[0-9]+}} [[B_PRIV_BCAST]], i8* align {{[0-9]+}} [[B_IN_BCAST]],{{.+}}) 231 232 // TCHECK: ret void 233 234 #endif 235