1beec14434
New tests from https://github.com/llvm/llvm-project/pull/176708 and https://github.com/llvm/llvm-project/pull/181987 fail on `intelgpu`, I updated the [GH issue](https://github.com/llvm/llvm-project/issues/182897). Example fails [here](https://lab.llvm.org/buildbot/#/builders/225/builds/3441). Signed-off-by: Nick Sarnie <nick.sarnie@intel.com>
134 lines
3.0 KiB
C
134 lines
3.0 KiB
C
// This test checks that "update from" and "update to" clauses in OpenMP are
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// supported when elements are updated in a non-contiguous manner with variable
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// count expression. Tests #pragma omp target update from/to(data[0:len/2:2])
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// where the count (len/2) is a variable expression, not a constant.
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// RUN: %libomptarget-compile-run-and-check-generic
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// XFAIL: intelgpu
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#include <omp.h>
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#include <stdio.h>
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void test_1_update_from() {
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int len = 10;
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double data[len];
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// Initialize data on host
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for (int i = 0; i < len; i++) {
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data[i] = i;
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}
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printf("Test 1: Update FROM device\n");
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printf("original host array values:\n");
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for (int i = 0; i < len; i++)
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printf("%f\n", data[i]);
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#pragma omp target data map(to : len, data[0 : len])
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{
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#pragma omp target
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for (int i = 0; i < len; i++) {
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data[i] += i;
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}
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#pragma omp target update from(data[0 : len / 2 : 2])
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}
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printf("from target array results:\n");
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for (int i = 0; i < len; i++)
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printf("%f\n", data[i]);
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}
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void test_2_update_to() {
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int len = 10;
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double data[len];
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for (int i = 0; i < len; i++) {
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data[i] = i;
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}
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printf("\nTest 2: Update TO device\n");
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printf("original host array values:\n");
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for (int i = 0; i < len; i++)
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printf("%f\n", data[i]);
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#pragma omp target data map(tofrom : len, data[0 : len])
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{
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#pragma omp target
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for (int i = 0; i < len; i++) {
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data[i] = 20.0;
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}
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data[0] = 10.0;
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data[2] = 10.0;
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data[4] = 10.0;
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data[6] = 10.0;
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data[8] = 10.0;
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#pragma omp target update to(data[0 : len / 2 : 2])
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#pragma omp target
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for (int i = 0; i < len; i++) {
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data[i] += 5.0;
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}
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}
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printf("device array values after update to:\n");
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for (int i = 0; i < len; i++)
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printf("%f\n", data[i]);
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}
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int main() {
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test_1_update_from();
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test_2_update_to();
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return 0;
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}
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// CHECK: Test 1: Update FROM device
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// CHECK: original host array values:
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// CHECK-NEXT: 0.000000
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// CHECK-NEXT: 1.000000
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// CHECK-NEXT: 2.000000
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// CHECK-NEXT: 3.000000
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// CHECK-NEXT: 4.000000
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// CHECK-NEXT: 5.000000
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// CHECK-NEXT: 6.000000
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// CHECK-NEXT: 7.000000
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// CHECK-NEXT: 8.000000
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// CHECK-NEXT: 9.000000
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// CHECK: from target array results:
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// CHECK-NEXT: 0.000000
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// CHECK-NEXT: 1.000000
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// CHECK-NEXT: 4.000000
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// CHECK-NEXT: 3.000000
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// CHECK-NEXT: 8.000000
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// CHECK-NEXT: 5.000000
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// CHECK-NEXT: 12.000000
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// CHECK-NEXT: 7.000000
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// CHECK-NEXT: 16.000000
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// CHECK-NEXT: 9.000000
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// CHECK: Test 2: Update TO device
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// CHECK: original host array values:
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// CHECK-NEXT: 0.000000
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// CHECK-NEXT: 1.000000
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// CHECK-NEXT: 2.000000
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// CHECK-NEXT: 3.000000
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// CHECK-NEXT: 4.000000
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// CHECK-NEXT: 5.000000
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// CHECK-NEXT: 6.000000
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// CHECK-NEXT: 7.000000
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// CHECK-NEXT: 8.000000
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// CHECK-NEXT: 9.000000
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// CHECK: device array values after update to:
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// CHECK-NEXT: 15.000000
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// CHECK-NEXT: 25.000000
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// CHECK-NEXT: 15.000000
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// CHECK-NEXT: 25.000000
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// CHECK-NEXT: 15.000000
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// CHECK-NEXT: 25.000000
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// CHECK-NEXT: 15.000000
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// CHECK-NEXT: 25.000000
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// CHECK-NEXT: 15.000000
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// CHECK-NEXT: 25.000000
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