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// note not doing O0 below as to ensure we get tbaa
// RUN: %clang -fopenmp -std=c11 %O0TBAA -fno-vectorize -fno-unroll-loops %s -S -emit-llvm -o - | %opt - %OPloadEnzyme %enzyme -S | %clang -fopenmp -x ir - -o %s.out && %s.out
// RUN: %clang -fopenmp -std=c11 -O1 -fno-vectorize -fno-unroll-loops %s -S -emit-llvm -o - | %opt - %OPloadEnzyme %enzyme -S | %clang -fopenmp -x ir - -o %s.out && %s.out
// RUN: %clang -fopenmp -std=c11 -O2 -fno-vectorize -fno-unroll-loops %s -S -emit-llvm -o - | %opt - %OPloadEnzyme %enzyme -S | %clang -fopenmp -x ir - -o %s.out && %s.out
// RUN: %clang -fopenmp -std=c11 -O3 -fno-vectorize -fno-unroll-loops %s -S -emit-llvm -o - | %opt - %OPloadEnzyme %enzyme -S | %clang -fopenmp -x ir - -o %s.out && %s.out
// note not doing O0 below as to ensure we get tbaa
// RUN: %clang -fopenmp -std=c11 %O0TBAA -fno-vectorize -fno-unroll-loops %s -S -emit-llvm -o - | %opt - %OPloadEnzyme %enzyme -enzyme-inline=1 -S | %clang -fopenmp -x ir - -o %s.out && %s.out
// RUN: %clang -fopenmp -std=c11 -O1 -fno-vectorize -fno-unroll-loops %s -S -emit-llvm -o - | %opt - %OPloadEnzyme %enzyme -enzyme-inline=1 -S | %clang -fopenmp -x ir - -o %s.out && %s.out
// RUN: %clang -fopenmp -std=c11 -O2 -fno-vectorize -fno-unroll-loops %s -S -emit-llvm -o - | %opt - %OPloadEnzyme %enzyme -enzyme-inline=1 -S | %clang -fopenmp -x ir - -o %s.out && %s.out
// RUN: %clang -fopenmp -std=c11 -O3 -fno-vectorize -fno-unroll-loops %s -S -emit-llvm -o - | %opt - %OPloadEnzyme %enzyme -enzyme-inline=1 -S | %clang -fopenmp -x ir - -o %s.out && %s.out
#include "../test_utils.h"
double __enzyme_autodiff(void*, ...);
/*
void omp(float& a, int N) {
#define N 20
#pragma omp parallel for
for (int i=0; i<N; i++) {
//a[i] *= a[i];
(&a)[i] *= (&a)[i];
}
#undef N
(&a)[0] = 0;
}
*/
void omp(float* a, int N) {
#pragma omp parallel for
for (int i=0; i<N; i++) {
//a[i] *= a[i];
a[i] *= a[i];
}
a[0] = 0;
}
int main(int argc, char** argv) {
int N = 20;
float a[N];
for(int i=0; i<N; i++) {
a[i] = i+1;
}
float d_a[N];
for(int i=0; i<N; i++)
d_a[i] = 1.0f;
//omp(*a, N);
printf("ran omp\n");
__enzyme_autodiff((void*)omp, a, d_a, N);
for(int i=0; i<N; i++) {
printf("a[%d]=%f d_a[%d]=%f\n", i, a[i], i, d_a[i]);
}
//APPROX_EQ(da, 17711.0*2, 1e-10);
//APPROX_EQ(db, 17711.0*2, 1e-10);
//printf("hello! %f, res2 %f, da: %f, db: %f\n", ret, ret, da,db);
APPROX_EQ(d_a[0], 0.0f, 1e-10);
for(int i=1; i<N; i++) {
APPROX_EQ(d_a[i], 2.0f*(i+1), 1e-10);
}
return 0;
}