1 2 // Test target codegen - host bc file has to be created first. 3 // 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 4 // RUN: %clang_cc1 -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 5 // RUN: %clang_cc1 -verify -fopenmp -x c++ -triple i386-unknown-unknown -fopenmp-targets=nvptx-nvidia-cuda -emit-llvm-bc %s -o %t-x86-host.bc 6 // RUN: %clang_cc1 -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 7 // expected-no-diagnostics 8 #ifndef HEADER 9 #define HEADER 10 11 template<typename tx, typename ty> 12 struct TT{ 13 tx X; 14 ty Y; 15 }; 16 17 // TCHECK: [[TT:%.+]] = type { i64, i8 } 18 // TCHECK: [[S1:%.+]] = type { double } 19 20 int foo(int n, double *ptr) { 21 int a = 0; 22 short aa = 0; 23 float b[10]; 24 double c[5][10]; 25 TT<long long, char> d; 26 27 #pragma omp target firstprivate(a) 28 { 29 } 30 31 // TCHECK: define void @__omp_offloading_{{.+}}(i{{[0-9]+}} [[A_IN:%.+]]) 32 // TCHECK: [[A_ADDR:%.+]] = alloca i{{[0-9]+}}, 33 // TCHECK-NOT: alloca i{{[0-9]+}}, 34 // TCHECK: store i{{[0-9]+}} [[A_IN]], i{{[0-9]+}}* [[A_ADDR]], 35 // TCHECK: ret void 36 37 #pragma omp target firstprivate(aa,b,c,d) 38 { 39 aa += 1; 40 b[2] = 1.0; 41 c[1][2] = 1.0; 42 d.X = 1; 43 d.Y = 1; 44 } 45 46 // make sure that firstprivate variables are generated in all cases and that we use those instances for operations inside the 47 // target region 48 // 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:%.+]]) 49 // TCHECK: [[A2_ADDR:%.+]] = alloca i{{[0-9]+}}, 50 // TCHECK: [[B_ADDR:%.+]] = alloca [10 x float]*, 51 // TCHECK: [[C_ADDR:%.+]] = alloca [5 x [10 x double]]*, 52 // TCHECK: [[D_ADDR:%.+]] = alloca [[TT]]*, 53 // TCHECK-NOT: alloca i{{[0-9]+}}, 54 // TCHECK: [[B_PRIV:%.+]] = alloca [10 x float], 55 // TCHECK: [[C_PRIV:%.+]] = alloca [5 x [10 x double]], 56 // TCHECK: [[D_PRIV:%.+]] = alloca [[TT]], 57 // TCHECK: store i{{[0-9]+}} [[A2_IN]], i{{[0-9]+}}* [[A2_ADDR]], 58 // TCHECK: store [10 x float]* [[B_IN]], [10 x float]** [[B_ADDR]], 59 // TCHECK: store [5 x [10 x double]]* [[C_IN]], [5 x [10 x double]]** [[C_ADDR]], 60 // TCHECK: store [[TT]]* [[D_IN]], [[TT]]** [[D_ADDR]], 61 // TCHECK: [[CONV_A2ADDR:%.+]] = bitcast i{{[0-9]+}}* [[A2_ADDR]] to i{{[0-9]+}}* 62 // TCHECK: [[B_ADDR_REF:%.+]] = load [10 x float]*, [10 x float]** [[B_ADDR]], 63 // TCHECK: [[C_ADDR_REF:%.+]] = load [5 x [10 x double]]*, [5 x [10 x double]]** [[C_ADDR]], 64 // TCHECK: [[D_ADDR_REF:%.+]] = load [[TT]]*, [[TT]]** [[D_ADDR]], 65 66 // firstprivate(aa): a_priv = a_in 67 68 // firstprivate(b): memcpy(b_priv,b_in) 69 // TCHECK: [[B_PRIV_BCAST:%.+]] = bitcast [10 x float]* [[B_PRIV]] to i8* 70 // TCHECK: [[B_ADDR_REF_BCAST:%.+]] = bitcast [10 x float]* [[B_ADDR_REF]] to i8* 71 // TCHECK: call void @llvm.memcpy.{{.+}}(i8* [[B_PRIV_BCAST]], i8* [[B_ADDR_REF_BCAST]], {{.+}}) 72 73 // firstprivate(c) 74 // TCHECK: [[C_PRIV_BCAST:%.+]] = bitcast [5 x [10 x double]]* [[C_PRIV]] to i8* 75 // TCHECK: [[C_IN_BCAST:%.+]] = bitcast [5 x [10 x double]]* [[C_ADDR_REF]] to i8* 76 // TCHECK: call void @llvm.memcpy.{{.+}}(i8* [[C_PRIV_BCAST]], i8* [[C_IN_BCAST]],{{.+}}) 77 78 // firstprivate(d) 79 // TCHECK: [[D_PRIV_BCAST:%.+]] = bitcast [[TT]]* [[D_PRIV]] to i8* 80 // TCHECK: [[D_IN_BCAST:%.+]] = bitcast [[TT]]* [[D_ADDR_REF]] to i8* 81 // TCHECK: call void @llvm.memcpy.{{.+}}(i8* [[D_PRIV_BCAST]], i8* [[D_IN_BCAST]],{{.+}}) 82 83 // TCHECK: load i16, i16* [[CONV_A2ADDR]], 84 85 86 #pragma omp target firstprivate(ptr) 87 { 88 ptr[0]++; 89 } 90 91 // TCHECK: define void @__omp_offloading_{{.+}}(double* [[PTR_IN:%.+]]) 92 // TCHECK: [[PTR_ADDR:%.+]] = alloca double*, 93 // TCHECK-NOT: alloca double*, 94 // TCHECK: store double* [[PTR_IN]], double** [[PTR_ADDR]], 95 // TCHECK: [[PTR_IN_REF:%.+]] = load double*, double** [[PTR_ADDR]], 96 // TCHECK-NOT: store double* [[PTR_IN_REF]], double** [[PTR_PRIV]], 97 98 return a; 99 } 100 101 102 template<typename tx> 103 tx ftemplate(int n) { 104 tx a = 0; 105 tx b[10]; 106 107 #pragma omp target firstprivate(a,b) 108 { 109 a += 1; 110 b[2] += 1; 111 } 112 113 return a; 114 } 115 116 static 117 int fstatic(int n) { 118 int a = 0; 119 char aaa = 0; 120 int b[10]; 121 122 #pragma omp target firstprivate(a,aaa,b) 123 { 124 a += 1; 125 aaa += 1; 126 b[2] += 1; 127 } 128 129 return a; 130 } 131 132 // TCHECK: define void @__omp_offloading_{{.+}}(i{{[0-9]+}} [[A_IN:%.+]], i{{[0-9]+}} [[A3_IN:%.+]], [10 x i{{[0-9]+}}]*{{.+}} [[B_IN:%.+]]) 133 // TCHECK: [[A_ADDR:%.+]] = alloca i{{[0-9]+}}, 134 // TCHECK: [[A3_ADDR:%.+]] = alloca i{{[0-9]+}}, 135 // TCHECK: [[B_ADDR:%.+]] = alloca [10 x i{{[0-9]+}}]*, 136 // TCHECK-NOT: alloca i{{[0-9]+}}, 137 // TCHECK: [[B_PRIV:%.+]] = alloca [10 x i{{[0-9]+}}], 138 // TCHECK: store i{{[0-9]+}} [[A_IN]], i{{[0-9]+}}* [[A_ADDR]], 139 // TCHECK: store i{{[0-9]+}} [[A3_IN]], i{{[0-9]+}}* [[A3_ADDR]], 140 // TCHECK: store [10 x i{{[0-9]+}}]* [[B_IN]], [10 x i{{[0-9]+}}]** [[B_ADDR]], 141 // TCHECK-64: [[A_CONV:%.+]] = bitcast i{{[0-9]+}}* [[A_ADDR]] to i{{[0-9]+}}* 142 // TCHECK: [[A3_CONV:%.+]] = bitcast i{{[0-9]+}}* [[A3_ADDR]] to i8* 143 // TCHECK: [[B_ADDR_REF:%.+]] = load [10 x i{{[0-9]+}}]*, [10 x i{{[0-9]+}}]** [[B_ADDR]], 144 145 // firstprivate(a): a_priv = a_in 146 147 // firstprivate(aaa) 148 149 // TCHECK-NOT: store i{{[0-9]+}} %{{.+}}, i{{[0-9]+}}* 150 151 // firstprivate(b) 152 // TCHECK: [[B_PRIV_BCAST:%.+]] = bitcast [10 x i{{[0-9]+}}]* [[B_PRIV]] to i8* 153 // TCHECK: [[B_IN_BCAST:%.+]] = bitcast [10 x i{{[0-9]+}}]* [[B_ADDR_REF]] to i8* 154 // TCHECK: call void @llvm.memcpy.{{.+}}(i8* [[B_PRIV_BCAST]], i8* [[B_IN_BCAST]],{{.+}}) 155 156 // TCHECK: ret void 157 158 struct S1 { 159 double a; 160 161 int r1(int n){ 162 int b = n+1; 163 164 #pragma omp target firstprivate(b) 165 { 166 this->a = (double)b + 1.5; 167 } 168 169 return (int)b; 170 } 171 172 // TCHECK: define void @__omp_offloading_{{.+}}([[S1]]* [[TH:%.+]], i{{[0-9]+}} [[B_IN:%.+]]) 173 // TCHECK: [[TH_ADDR:%.+]] = alloca [[S1]]*, 174 // TCHECK: [[B_ADDR:%.+]] = alloca i{{[0-9]+}}, 175 // TCHECK-NOT: alloca i{{[0-9]+}}, 176 177 // TCHECK: store [[S1]]* [[TH]], [[S1]]** [[TH_ADDR]], 178 // TCHECK: store i{{[0-9]+}} [[B_IN]], i{{[0-9]+}}* [[B_ADDR]], 179 // TCHECK: [[TH_ADDR_REF:%.+]] = load [[S1]]*, [[S1]]** [[TH_ADDR]], 180 // TCHECK-64: [[B_ADDR_CONV:%.+]] = bitcast i{{[0-9]+}}* [[B_ADDR]] to i{{[0-9]+}}* 181 182 // firstprivate(b) 183 // TCHECK-NOT: store i{{[0-9]+}} %{{.+}}, i{{[0-9]+}}* 184 185 // TCHECK: ret void 186 }; 187 188 189 190 int bar(int n, double *ptr){ 191 int a = 0; 192 a += foo(n, ptr); 193 S1 S; 194 a += S.r1(n); 195 a += fstatic(n); 196 a += ftemplate<int>(n); 197 198 return a; 199 } 200 201 // template 202 203 // TCHECK: define void @__omp_offloading_{{.+}}(i{{[0-9]+}} [[A_IN:%.+]], [10 x i{{[0-9]+}}]*{{.+}} [[B_IN:%.+]]) 204 // TCHECK: [[A_ADDR:%.+]] = alloca i{{[0-9]+}}, 205 // TCHECK: [[B_ADDR:%.+]] = alloca [10 x i{{[0-9]+}}]*, 206 // TCHECK-NOT: alloca i{{[0-9]+}}, 207 // TCHECK: [[B_PRIV:%.+]] = alloca [10 x i{{[0-9]+}}], 208 // TCHECK: store i{{[0-9]+}} [[A_IN]], i{{[0-9]+}}* [[A_ADDR]], 209 // TCHECK: store [10 x i{{[0-9]+}}]* [[B_IN]], [10 x i{{[0-9]+}}]** [[B_ADDR]], 210 // TCHECK-64: [[A_ADDR_CONV:%.+]] = bitcast i{{[0-9]+}}* [[A_ADDR]] to i{{[0-9]+}}* 211 // TCHECK: [[B_ADDR_REF:%.+]] = load [10 x i{{[0-9]+}}]*, [10 x i{{[0-9]+}}]** [[B_ADDR]], 212 213 // firstprivate(a) 214 // TCHECK-NOT: store i{{[0-9]+}} %{{.+}}, i{{[0-9]+}}* 215 216 // firstprivate(b) 217 // TCHECK: [[B_PRIV_BCAST:%.+]] = bitcast [10 x i{{[0-9]+}}]* [[B_PRIV]] to i8* 218 // TCHECK: [[B_IN_BCAST:%.+]] = bitcast [10 x i{{[0-9]+}}]* [[B_ADDR_REF]] to i8* 219 // TCHECK: call void @llvm.memcpy.{{.+}}(i8* [[B_PRIV_BCAST]], i8* [[B_IN_BCAST]],{{.+}}) 220 221 // TCHECK: ret void 222 223 #endif 224
