7ace49dff1
For better performance and to unify code with offloading part we pass scalar firstprivate values by value, instead of by reference. It will remove some extra copying operations. llvm-svn: 269751
224 lines
7.7 KiB
C++
224 lines
7.7 KiB
C++
|
|
// Test target codegen - host bc file has to be created first.
|
|
// RUN: %clang_cc1 -verify -fopenmp -x c++ -triple powerpc64le-unknown-unknown -fomptargets=nvptx64-nvidia-cuda -emit-llvm-bc %s -o %t-ppc-host.bc
|
|
// RUN: %clang_cc1 -verify -fopenmp -x c++ -triple nvptx64-unknown-unknown -fomptargets=nvptx64-nvidia-cuda -emit-llvm %s -fopenmp-is-device -fomp-host-ir-file-path %t-ppc-host.bc -o - | FileCheck %s --check-prefix TCHECK --check-prefix TCHECK-64
|
|
// RUN: %clang_cc1 -verify -fopenmp -x c++ -triple i386-unknown-unknown -fomptargets=nvptx-nvidia-cuda -emit-llvm-bc %s -o %t-x86-host.bc
|
|
// RUN: %clang_cc1 -verify -fopenmp -x c++ -triple nvptx-unknown-unknown -fomptargets=nvptx-nvidia-cuda -emit-llvm %s -fopenmp-is-device -fomp-host-ir-file-path %t-x86-host.bc -o - | FileCheck %s --check-prefix TCHECK --check-prefix TCHECK-32
|
|
// expected-no-diagnostics
|
|
#ifndef HEADER
|
|
#define HEADER
|
|
|
|
template<typename tx, typename ty>
|
|
struct TT{
|
|
tx X;
|
|
ty Y;
|
|
};
|
|
|
|
// TCHECK: [[TT:%.+]] = type { i64, i8 }
|
|
// TCHECK: [[S1:%.+]] = type { double }
|
|
|
|
int foo(int n, double *ptr) {
|
|
int a = 0;
|
|
short aa = 0;
|
|
float b[10];
|
|
double c[5][10];
|
|
TT<long long, char> d;
|
|
|
|
#pragma omp target firstprivate(a)
|
|
{
|
|
}
|
|
|
|
// TCHECK: define void @__omp_offloading_{{.+}}(i{{[0-9]+}} [[A_IN:%.+]])
|
|
// TCHECK: [[A_ADDR:%.+]] = alloca i{{[0-9]+}},
|
|
// TCHECK-NOT: alloca i{{[0-9]+}},
|
|
// TCHECK: store i{{[0-9]+}} [[A_IN]], i{{[0-9]+}}* [[A_ADDR]],
|
|
// TCHECK: ret void
|
|
|
|
#pragma omp target firstprivate(aa,b,c,d)
|
|
{
|
|
aa += 1;
|
|
b[2] = 1.0;
|
|
c[1][2] = 1.0;
|
|
d.X = 1;
|
|
d.Y = 1;
|
|
}
|
|
|
|
// make sure that firstprivate variables are generated in all cases and that we use those instances for operations inside the
|
|
// target region
|
|
// 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:%.+]])
|
|
// TCHECK: [[A2_ADDR:%.+]] = alloca i{{[0-9]+}},
|
|
// TCHECK: [[B_ADDR:%.+]] = alloca [10 x float]*,
|
|
// TCHECK: [[C_ADDR:%.+]] = alloca [5 x [10 x double]]*,
|
|
// TCHECK: [[D_ADDR:%.+]] = alloca [[TT]]*,
|
|
// TCHECK-NOT: alloca i{{[0-9]+}},
|
|
// TCHECK: [[B_PRIV:%.+]] = alloca [10 x float],
|
|
// TCHECK: [[C_PRIV:%.+]] = alloca [5 x [10 x double]],
|
|
// TCHECK: [[D_PRIV:%.+]] = alloca [[TT]],
|
|
// TCHECK: store i{{[0-9]+}} [[A2_IN]], i{{[0-9]+}}* [[A2_ADDR]],
|
|
// TCHECK: store [10 x float]* [[B_IN]], [10 x float]** [[B_ADDR]],
|
|
// TCHECK: store [5 x [10 x double]]* [[C_IN]], [5 x [10 x double]]** [[C_ADDR]],
|
|
// TCHECK: store [[TT]]* [[D_IN]], [[TT]]** [[D_ADDR]],
|
|
// TCHECK: [[CONV_A2ADDR:%.+]] = bitcast i{{[0-9]+}}* [[A2_ADDR]] to i{{[0-9]+}}*
|
|
// TCHECK: [[B_ADDR_REF:%.+]] = load [10 x float]*, [10 x float]** [[B_ADDR]],
|
|
// TCHECK: [[C_ADDR_REF:%.+]] = load [5 x [10 x double]]*, [5 x [10 x double]]** [[C_ADDR]],
|
|
// TCHECK: [[D_ADDR_REF:%.+]] = load [[TT]]*, [[TT]]** [[D_ADDR]],
|
|
|
|
// firstprivate(aa): a_priv = a_in
|
|
|
|
// firstprivate(b): memcpy(b_priv,b_in)
|
|
// TCHECK: [[B_PRIV_BCAST:%.+]] = bitcast [10 x float]* [[B_PRIV]] to i8*
|
|
// TCHECK: [[B_ADDR_REF_BCAST:%.+]] = bitcast [10 x float]* [[B_ADDR_REF]] to i8*
|
|
// TCHECK: call void @llvm.memcpy.{{.+}}(i8* [[B_PRIV_BCAST]], i8* [[B_ADDR_REF_BCAST]], {{.+}})
|
|
|
|
// firstprivate(c)
|
|
// TCHECK: [[C_PRIV_BCAST:%.+]] = bitcast [5 x [10 x double]]* [[C_PRIV]] to i8*
|
|
// TCHECK: [[C_IN_BCAST:%.+]] = bitcast [5 x [10 x double]]* [[C_ADDR_REF]] to i8*
|
|
// TCHECK: call void @llvm.memcpy.{{.+}}(i8* [[C_PRIV_BCAST]], i8* [[C_IN_BCAST]],{{.+}})
|
|
|
|
// firstprivate(d)
|
|
// TCHECK: [[D_PRIV_BCAST:%.+]] = bitcast [[TT]]* [[D_PRIV]] to i8*
|
|
// TCHECK: [[D_IN_BCAST:%.+]] = bitcast [[TT]]* [[D_ADDR_REF]] to i8*
|
|
// TCHECK: call void @llvm.memcpy.{{.+}}(i8* [[D_PRIV_BCAST]], i8* [[D_IN_BCAST]],{{.+}})
|
|
|
|
// TCHECK: load i16, i16* [[CONV_A2ADDR]],
|
|
|
|
|
|
#pragma omp target firstprivate(ptr)
|
|
{
|
|
ptr[0]++;
|
|
}
|
|
|
|
// TCHECK: define void @__omp_offloading_{{.+}}(double* [[PTR_IN:%.+]])
|
|
// TCHECK: [[PTR_ADDR:%.+]] = alloca double*,
|
|
// TCHECK-NOT: alloca double*,
|
|
// TCHECK: store double* [[PTR_IN]], double** [[PTR_ADDR]],
|
|
// TCHECK: [[PTR_IN_REF:%.+]] = load double*, double** [[PTR_ADDR]],
|
|
// TCHECK-NOT: store double* [[PTR_IN_REF]], double** [[PTR_PRIV]],
|
|
|
|
return a;
|
|
}
|
|
|
|
|
|
template<typename tx>
|
|
tx ftemplate(int n) {
|
|
tx a = 0;
|
|
tx b[10];
|
|
|
|
#pragma omp target firstprivate(a,b)
|
|
{
|
|
a += 1;
|
|
b[2] += 1;
|
|
}
|
|
|
|
return a;
|
|
}
|
|
|
|
static
|
|
int fstatic(int n) {
|
|
int a = 0;
|
|
char aaa = 0;
|
|
int b[10];
|
|
|
|
#pragma omp target firstprivate(a,aaa,b)
|
|
{
|
|
a += 1;
|
|
aaa += 1;
|
|
b[2] += 1;
|
|
}
|
|
|
|
return a;
|
|
}
|
|
|
|
// TCHECK: define void @__omp_offloading_{{.+}}(i{{[0-9]+}} [[A_IN:%.+]], i{{[0-9]+}} [[A3_IN:%.+]], [10 x i{{[0-9]+}}]*{{.+}} [[B_IN:%.+]])
|
|
// TCHECK: [[A_ADDR:%.+]] = alloca i{{[0-9]+}},
|
|
// TCHECK: [[A3_ADDR:%.+]] = alloca i{{[0-9]+}},
|
|
// TCHECK: [[B_ADDR:%.+]] = alloca [10 x i{{[0-9]+}}]*,
|
|
// TCHECK-NOT: alloca i{{[0-9]+}},
|
|
// TCHECK: [[B_PRIV:%.+]] = alloca [10 x i{{[0-9]+}}],
|
|
// TCHECK: store i{{[0-9]+}} [[A_IN]], i{{[0-9]+}}* [[A_ADDR]],
|
|
// TCHECK: store i{{[0-9]+}} [[A3_IN]], i{{[0-9]+}}* [[A3_ADDR]],
|
|
// TCHECK: store [10 x i{{[0-9]+}}]* [[B_IN]], [10 x i{{[0-9]+}}]** [[B_ADDR]],
|
|
// TCHECK-64: [[A_CONV:%.+]] = bitcast i{{[0-9]+}}* [[A_ADDR]] to i{{[0-9]+}}*
|
|
// TCHECK: [[A3_CONV:%.+]] = bitcast i{{[0-9]+}}* [[A3_ADDR]] to i8*
|
|
// TCHECK: [[B_ADDR_REF:%.+]] = load [10 x i{{[0-9]+}}]*, [10 x i{{[0-9]+}}]** [[B_ADDR]],
|
|
|
|
// firstprivate(a): a_priv = a_in
|
|
|
|
// firstprivate(aaa)
|
|
|
|
// TCHECK-NOT: store i{{[0-9]+}} %{{.+}}, i{{[0-9]+}}*
|
|
|
|
// firstprivate(b)
|
|
// TCHECK: [[B_PRIV_BCAST:%.+]] = bitcast [10 x i{{[0-9]+}}]* [[B_PRIV]] to i8*
|
|
// TCHECK: [[B_IN_BCAST:%.+]] = bitcast [10 x i{{[0-9]+}}]* [[B_ADDR_REF]] to i8*
|
|
// TCHECK: call void @llvm.memcpy.{{.+}}(i8* [[B_PRIV_BCAST]], i8* [[B_IN_BCAST]],{{.+}})
|
|
|
|
// TCHECK: ret void
|
|
|
|
struct S1 {
|
|
double a;
|
|
|
|
int r1(int n){
|
|
int b = n+1;
|
|
|
|
#pragma omp target firstprivate(b)
|
|
{
|
|
this->a = (double)b + 1.5;
|
|
}
|
|
|
|
return (int)b;
|
|
}
|
|
|
|
// TCHECK: define void @__omp_offloading_{{.+}}([[S1]]* [[TH:%.+]], i{{[0-9]+}} [[B_IN:%.+]])
|
|
// TCHECK: [[TH_ADDR:%.+]] = alloca [[S1]]*,
|
|
// TCHECK: [[B_ADDR:%.+]] = alloca i{{[0-9]+}},
|
|
// TCHECK-NOT: alloca i{{[0-9]+}},
|
|
|
|
// TCHECK: store [[S1]]* [[TH]], [[S1]]** [[TH_ADDR]],
|
|
// TCHECK: store i{{[0-9]+}} [[B_IN]], i{{[0-9]+}}* [[B_ADDR]],
|
|
// TCHECK: [[TH_ADDR_REF:%.+]] = load [[S1]]*, [[S1]]** [[TH_ADDR]],
|
|
// TCHECK-64: [[B_ADDR_CONV:%.+]] = bitcast i{{[0-9]+}}* [[B_ADDR]] to i{{[0-9]+}}*
|
|
|
|
// firstprivate(b)
|
|
// TCHECK-NOT: store i{{[0-9]+}} %{{.+}}, i{{[0-9]+}}*
|
|
|
|
// TCHECK: ret void
|
|
};
|
|
|
|
|
|
|
|
int bar(int n, double *ptr){
|
|
int a = 0;
|
|
a += foo(n, ptr);
|
|
S1 S;
|
|
a += S.r1(n);
|
|
a += fstatic(n);
|
|
a += ftemplate<int>(n);
|
|
|
|
return a;
|
|
}
|
|
|
|
// template
|
|
|
|
// TCHECK: define void @__omp_offloading_{{.+}}(i{{[0-9]+}} [[A_IN:%.+]], [10 x i{{[0-9]+}}]*{{.+}} [[B_IN:%.+]])
|
|
// TCHECK: [[A_ADDR:%.+]] = alloca i{{[0-9]+}},
|
|
// TCHECK: [[B_ADDR:%.+]] = alloca [10 x i{{[0-9]+}}]*,
|
|
// TCHECK-NOT: alloca i{{[0-9]+}},
|
|
// TCHECK: [[B_PRIV:%.+]] = alloca [10 x i{{[0-9]+}}],
|
|
// TCHECK: store i{{[0-9]+}} [[A_IN]], i{{[0-9]+}}* [[A_ADDR]],
|
|
// TCHECK: store [10 x i{{[0-9]+}}]* [[B_IN]], [10 x i{{[0-9]+}}]** [[B_ADDR]],
|
|
// TCHECK-64: [[A_ADDR_CONV:%.+]] = bitcast i{{[0-9]+}}* [[A_ADDR]] to i{{[0-9]+}}*
|
|
// TCHECK: [[B_ADDR_REF:%.+]] = load [10 x i{{[0-9]+}}]*, [10 x i{{[0-9]+}}]** [[B_ADDR]],
|
|
|
|
// firstprivate(a)
|
|
// TCHECK-NOT: store i{{[0-9]+}} %{{.+}}, i{{[0-9]+}}*
|
|
|
|
// firstprivate(b)
|
|
// TCHECK: [[B_PRIV_BCAST:%.+]] = bitcast [10 x i{{[0-9]+}}]* [[B_PRIV]] to i8*
|
|
// TCHECK: [[B_IN_BCAST:%.+]] = bitcast [10 x i{{[0-9]+}}]* [[B_ADDR_REF]] to i8*
|
|
// TCHECK: call void @llvm.memcpy.{{.+}}(i8* [[B_PRIV_BCAST]], i8* [[B_IN_BCAST]],{{.+}})
|
|
|
|
// TCHECK: ret void
|
|
|
|
#endif
|