Index: openmp/libomptarget/src/omptarget.cpp =================================================================== --- openmp/libomptarget/src/omptarget.cpp +++ openmp/libomptarget/src/omptarget.cpp @@ -627,6 +627,12 @@ false, IsHostPtr); if (!TgtPtrBegin) { DP("hst data:" DPxMOD " not found, becomes a noop\n", DPxPTR(HstPtrBegin)); + if (arg_types[i] & OMP_TGT_MAPTYPE_PRESENT) { + MESSAGE("device mapping required by 'present' motion modifier does not " + "exist for host address " DPxMOD " (%ld bytes)", + DPxPTR(HstPtrBegin), MapSize); + return OFFLOAD_FAIL; + } continue; } Index: openmp/libomptarget/test/mapping/present/target_update.c =================================================================== --- /dev/null +++ openmp/libomptarget/test/mapping/present/target_update.c @@ -0,0 +1,73 @@ +// -------------------------------------------------- +// Check 'to' +// -------------------------------------------------- + +// RUN: %libomptarget-compile-aarch64-unknown-linux-gnu \ +// RUN: -fopenmp-version=51 -DCLAUSE=to +// RUN: %libomptarget-run-fail-aarch64-unknown-linux-gnu 2>&1 \ +// RUN: | %fcheck-aarch64-unknown-linux-gnu + +// RUN: %libomptarget-compile-powerpc64-ibm-linux-gnu \ +// RUN: -fopenmp-version=51 -DCLAUSE=to +// RUN: %libomptarget-run-fail-powerpc64-ibm-linux-gnu 2>&1 \ +// RUN: | %fcheck-powerpc64-ibm-linux-gnu + +// RUN: %libomptarget-compile-powerpc64le-ibm-linux-gnu \ +// RUN: -fopenmp-version=51 -DCLAUSE=to +// RUN: %libomptarget-run-fail-powerpc64le-ibm-linux-gnu 2>&1 \ +// RUN: | %fcheck-powerpc64le-ibm-linux-gnu + +// RUN: %libomptarget-compile-x86_64-pc-linux-gnu \ +// RUN: -fopenmp-version=51 -DCLAUSE=to +// RUN: %libomptarget-run-fail-x86_64-pc-linux-gnu 2>&1 \ +// RUN: | %fcheck-x86_64-pc-linux-gnu + +// -------------------------------------------------- +// Check 'from' +// -------------------------------------------------- + +// RUN: %libomptarget-compile-aarch64-unknown-linux-gnu \ +// RUN: -fopenmp-version=51 -DCLAUSE=from +// RUN: %libomptarget-run-fail-aarch64-unknown-linux-gnu 2>&1 \ +// RUN: | %fcheck-aarch64-unknown-linux-gnu + +// RUN: %libomptarget-compile-powerpc64-ibm-linux-gnu \ +// RUN: -fopenmp-version=51 -DCLAUSE=from +// RUN: %libomptarget-run-fail-powerpc64-ibm-linux-gnu 2>&1 \ +// RUN: | %fcheck-powerpc64-ibm-linux-gnu + +// RUN: %libomptarget-compile-powerpc64le-ibm-linux-gnu \ +// RUN: -fopenmp-version=51 -DCLAUSE=from +// RUN: %libomptarget-run-fail-powerpc64le-ibm-linux-gnu 2>&1 \ +// RUN: | %fcheck-powerpc64le-ibm-linux-gnu + +// RUN: %libomptarget-compile-x86_64-pc-linux-gnu \ +// RUN: -fopenmp-version=51 -DCLAUSE=from +// RUN: %libomptarget-run-fail-x86_64-pc-linux-gnu 2>&1 \ +// RUN: | %fcheck-x86_64-pc-linux-gnu + +#include + +int main() { + int i; + + // CHECK: addr=0x[[#%x,HOST_ADDR:]], size=[[#%u,SIZE:]] + fprintf(stderr, "addr=%p, size=%ld\n", &i, sizeof i); + + // CHECK-NOT: Libomptarget +#pragma omp target enter data map(alloc: i) +#pragma omp target update CLAUSE(present: i) +#pragma omp target exit data map(delete: i) + + // CHECK: i is present + fprintf(stderr, "i is present\n"); + + // CHECK: Libomptarget message: device mapping required by 'present' motion modifier does not exist for host address 0x{{0*}}[[#HOST_ADDR]] ([[#SIZE]] bytes) + // CHECK: Libomptarget fatal error 1: failure of target construct while offloading is mandatory +#pragma omp target update CLAUSE(present: i) + + // CHECK-NOT: i is present + fprintf(stderr, "i is present\n"); + + return 0; +}