[llvm] [OpenMP] Add test to print interop identifiers (PR #161434)

Jan Patrick Lehr via llvm-commits llvm-commits at lists.llvm.org
Thu Oct 2 04:57:02 PDT 2025


https://github.com/jplehr updated https://github.com/llvm/llvm-project/pull/161434

>From 54544d93d7896dd00c0a1ae53531fe2a42506cff Mon Sep 17 00:00:00 2001
From: JP Lehr <JanPatrick.Lehr at amd.com>
Date: Tue, 30 Sep 2025 15:23:29 -0500
Subject: [PATCH 1/4] [OpenMP] Add test to print interop identifiers

The test covers some of the identifier symbols in the interop runtime.
---
 offload/test/offloading/interop-print.c | 71 +++++++++++++++++++++++++
 1 file changed, 71 insertions(+)
 create mode 100644 offload/test/offloading/interop-print.c

diff --git a/offload/test/offloading/interop-print.c b/offload/test/offloading/interop-print.c
new file mode 100644
index 0000000000000..cf59d03d3779e
--- /dev/null
+++ b/offload/test/offloading/interop-print.c
@@ -0,0 +1,71 @@
+// RUN: %libomptarget-compile-amdgcn-amd-amdhsa
+// RUN:   %libomptarget-run-generic 2>&1 | \
+// RUN:   %fcheck-generic -check-prefix=AMDCHECK
+
+// REQUIRES: amdgpu
+
+#include <omp.h>
+#include <stdio.h>
+
+const char *interop_int_to_string(const int interop_int) {
+  switch (interop_int) {
+  case 1:
+    return "cuda";
+  case 2:
+    return "cuda_driver";
+  case 3:
+    return "opencl";
+  case 4:
+    return "sycl";
+  case 5:
+    return "hip";
+  case 6:
+    return "level_zero";
+  case 7:
+    return "hsa";
+  default:
+    return "unknown";
+  }
+}
+
+int main(int argc, char **argv) {
+  omp_interop_t iobj = omp_interop_none;
+#pragma omp interop init(targetsync : iobj)
+
+  int err;
+  int interop_int = omp_get_interop_int(iobj, omp_ipr_fr_id, &err);
+
+  if (err) {
+    fprintf(stderr, "omp_get_interop_int failed: %d\n", err);
+    return -1;
+  }
+
+  // FIXME: This should be hsa instead of hip
+  // AMDCHECK: {{.*}} hip
+  printf("omp_get_interop_int returned %s\n",
+         interop_int_to_string(interop_int));
+
+  const char *interop_vendor =
+      omp_get_interop_str(iobj, omp_ipr_vendor_name, &err);
+  if (err) {
+    fprintf(stderr, "omp_get_interop_str failed: %d\n", err);
+    return -1;
+  }
+
+  // AMDCHECK: {{.*}} amd
+  printf("omp_get_interop_str returned %s\n", interop_vendor);
+
+  const char *interop_fr_name =
+      omp_get_interop_str(iobj, omp_ipr_fr_name, &err);
+  if (err) {
+    fprintf(stderr, "omp_get_interop_str failed: %d\n", err);
+    return -1;
+  }
+
+  // FIXME: This should be hsa instead of hip
+  // AMDCHECK: {{.*}} hip
+  printf("omp_get_interop_str returned %s\n", interop_fr_name);
+
+#pragma omp interop destroy(iobj)
+  return 0;
+}

>From 2260660b4e51c7989d5255980a67b6060763049b Mon Sep 17 00:00:00 2001
From: JP Lehr <JanPatrick.Lehr at amd.com>
Date: Thu, 2 Oct 2025 02:44:59 -0500
Subject: [PATCH 2/4] Change 'hip' to correct 'hsa'

The required linked PR got updated to include that fix. Adjusting the
test to reflect the correct behavior.
---
 offload/test/offloading/interop-print.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/offload/test/offloading/interop-print.c b/offload/test/offloading/interop-print.c
index cf59d03d3779e..faf47e0a997cd 100644
--- a/offload/test/offloading/interop-print.c
+++ b/offload/test/offloading/interop-print.c
@@ -40,8 +40,7 @@ int main(int argc, char **argv) {
     return -1;
   }
 
-  // FIXME: This should be hsa instead of hip
-  // AMDCHECK: {{.*}} hip
+  // AMDCHECK: {{.*}} hsa
   printf("omp_get_interop_int returned %s\n",
          interop_int_to_string(interop_int));
 
@@ -62,8 +61,7 @@ int main(int argc, char **argv) {
     return -1;
   }
 
-  // FIXME: This should be hsa instead of hip
-  // AMDCHECK: {{.*}} hip
+  // AMDCHECK: {{.*}} hsa
   printf("omp_get_interop_str returned %s\n", interop_fr_name);
 
 #pragma omp interop destroy(iobj)

>From df676c1f1a218b8c6edf0e9556afda6cacf7c2f4 Mon Sep 17 00:00:00 2001
From: JP Lehr <JanPatrick.Lehr at amd.com>
Date: Thu, 2 Oct 2025 06:27:33 -0500
Subject: [PATCH 3/4] Address review feedback

- Added Nvidia run line
- Added loop around all devices
---
 offload/test/offloading/interop-print.c | 68 +++++++++++++++----------
 1 file changed, 40 insertions(+), 28 deletions(-)

diff --git a/offload/test/offloading/interop-print.c b/offload/test/offloading/interop-print.c
index faf47e0a997cd..b0632626868d2 100644
--- a/offload/test/offloading/interop-print.c
+++ b/offload/test/offloading/interop-print.c
@@ -2,7 +2,11 @@
 // RUN:   %libomptarget-run-generic 2>&1 | \
 // RUN:   %fcheck-generic -check-prefix=AMDCHECK
 
-// REQUIRES: amdgpu
+// RUN: %libomptarget-compile-nvptx64-nvidia-cuda
+// RUN:   %libomptarget-run-generic 2>&1 | \
+// RUN:   %fcheck-generic -check-prefix=NVIDIACHECK
+
+// REQUIRES: gpu
 
 #include <omp.h>
 #include <stdio.h>
@@ -29,41 +33,49 @@ const char *interop_int_to_string(const int interop_int) {
 }
 
 int main(int argc, char **argv) {
-  omp_interop_t iobj = omp_interop_none;
-#pragma omp interop init(targetsync : iobj)
 
-  int err;
-  int interop_int = omp_get_interop_int(iobj, omp_ipr_fr_id, &err);
+  // Loop over all available devices
+  // XXX What happens in machines w/ GPUs from different vendors?
+  for (int id = 0; id < omp_get_num_devices(); ++id) {
+    omp_interop_t iobj = omp_interop_none;
+#pragma omp interop init(target : iobj) device(id)
 
-  if (err) {
-    fprintf(stderr, "omp_get_interop_int failed: %d\n", err);
-    return -1;
-  }
+    int err;
+    int interop_int = omp_get_interop_int(iobj, omp_ipr_fr_id, &err);
 
-  // AMDCHECK: {{.*}} hsa
-  printf("omp_get_interop_int returned %s\n",
-         interop_int_to_string(interop_int));
+    if (err) {
+      fprintf(stderr, "omp_get_interop_int failed: %d\n", err);
+      return -1;
+    }
 
-  const char *interop_vendor =
-      omp_get_interop_str(iobj, omp_ipr_vendor_name, &err);
-  if (err) {
-    fprintf(stderr, "omp_get_interop_str failed: %d\n", err);
-    return -1;
-  }
+    // AMDCHECK: {{.*}} hsa
+    // NVIDIACHECK: {{.*}} cuda
+    printf("omp_get_interop_int returned %s\n",
+           interop_int_to_string(interop_int));
 
-  // AMDCHECK: {{.*}} amd
-  printf("omp_get_interop_str returned %s\n", interop_vendor);
+    const char *interop_vendor =
+        omp_get_interop_str(iobj, omp_ipr_vendor_name, &err);
+    if (err) {
+      fprintf(stderr, "omp_get_interop_str failed: %d\n", err);
+      return -1;
+    }
 
-  const char *interop_fr_name =
-      omp_get_interop_str(iobj, omp_ipr_fr_name, &err);
-  if (err) {
-    fprintf(stderr, "omp_get_interop_str failed: %d\n", err);
-    return -1;
-  }
+    // AMDCHECK: {{.*}} amd
+    // NVIDIACHECK: {{.*}} nvidia
+    printf("omp_get_interop_str returned %s\n", interop_vendor);
+
+    const char *interop_fr_name =
+        omp_get_interop_str(iobj, omp_ipr_fr_name, &err);
+    if (err) {
+      fprintf(stderr, "omp_get_interop_str failed: %d\n", err);
+      return -1;
+    }
 
-  // AMDCHECK: {{.*}} hsa
-  printf("omp_get_interop_str returned %s\n", interop_fr_name);
+    // AMDCHECK: {{.*}} hsa
+    // NVIDIACHECK: {{.*}} cuda
+    printf("omp_get_interop_str returned %s\n", interop_fr_name);
 
 #pragma omp interop destroy(iobj)
+  }
   return 0;
 }

>From 640ae2725f817036ee88449ba3e71e10a856408f Mon Sep 17 00:00:00 2001
From: JP Lehr <JanPatrick.Lehr at amd.com>
Date: Thu, 2 Oct 2025 06:55:08 -0500
Subject: [PATCH 4/4] Fix RUN line for both targets

---
 offload/test/offloading/interop-print.c | 19 +++++++++----------
 1 file changed, 9 insertions(+), 10 deletions(-)

diff --git a/offload/test/offloading/interop-print.c b/offload/test/offloading/interop-print.c
index b0632626868d2..59f450e716b88 100644
--- a/offload/test/offloading/interop-print.c
+++ b/offload/test/offloading/interop-print.c
@@ -1,10 +1,10 @@
 // RUN: %libomptarget-compile-amdgcn-amd-amdhsa
 // RUN:   %libomptarget-run-generic 2>&1 | \
-// RUN:   %fcheck-generic -check-prefix=AMDCHECK
+// RUN:   %fcheck-amdgcn-amd-amdhsa -check-prefixes=AMD
 
 // RUN: %libomptarget-compile-nvptx64-nvidia-cuda
 // RUN:   %libomptarget-run-generic 2>&1 | \
-// RUN:   %fcheck-generic -check-prefix=NVIDIACHECK
+// RUN:   %fcheck-nvptx64-nvidia-cuda -check-prefixes=NVIDIA
 
 // REQUIRES: gpu
 
@@ -35,10 +35,9 @@ const char *interop_int_to_string(const int interop_int) {
 int main(int argc, char **argv) {
 
   // Loop over all available devices
-  // XXX What happens in machines w/ GPUs from different vendors?
   for (int id = 0; id < omp_get_num_devices(); ++id) {
     omp_interop_t iobj = omp_interop_none;
-#pragma omp interop init(target : iobj) device(id)
+#pragma omp interop init(targetsync : iobj) device(id)
 
     int err;
     int interop_int = omp_get_interop_int(iobj, omp_ipr_fr_id, &err);
@@ -48,8 +47,8 @@ int main(int argc, char **argv) {
       return -1;
     }
 
-    // AMDCHECK: {{.*}} hsa
-    // NVIDIACHECK: {{.*}} cuda
+    // AMD: {{.*}} hsa
+    // NVIDIA: {{.*}} cuda
     printf("omp_get_interop_int returned %s\n",
            interop_int_to_string(interop_int));
 
@@ -60,8 +59,8 @@ int main(int argc, char **argv) {
       return -1;
     }
 
-    // AMDCHECK: {{.*}} amd
-    // NVIDIACHECK: {{.*}} nvidia
+    // AMD: {{.*}} amd
+    // NVIDIA: {{.*}} nvidia
     printf("omp_get_interop_str returned %s\n", interop_vendor);
 
     const char *interop_fr_name =
@@ -71,8 +70,8 @@ int main(int argc, char **argv) {
       return -1;
     }
 
-    // AMDCHECK: {{.*}} hsa
-    // NVIDIACHECK: {{.*}} cuda
+    // AMD: {{.*}} hsa
+    // NVIDIA: {{.*}} cuda
     printf("omp_get_interop_str returned %s\n", interop_fr_name);
 
 #pragma omp interop destroy(iobj)



More information about the llvm-commits mailing list