2 files changed, 101 insertions, 0 deletions
diff --git a/gdb/testsuite/gdb.rocm/displaced-stepping.cpp b/gdb/testsuite/gdb.rocm/displaced-stepping.cpp
new file mode 100644
index 0000000..b94e8ab
--- /dev/null
+++ b/gdb/testsuite/gdb.rocm/displaced-stepping.cpp
@@ -0,0 +1,48 @@
+/* This testcase is part of GDB, the GNU debugger.
+
+   Copyright 2022-2024 Free Software Foundation, Inc.
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
+
+#include "hip/hip_runtime.h"
+#include <cassert>
+
+__global__ void
+do_an_addition (int a, int b, int *out)
+{
+  *out = a + b;
+}
+
+int
+main ()
+{
+  int *result_ptr, result;
+
+  /* Allocate memory for the device to write the result to.  */
+  hipError_t error = hipMalloc (&result_ptr, sizeof (int));
+  assert (error == hipSuccess);
+
+  /* Run `do_an_addition` on one workgroup containing one work item.  */
+  do_an_addition<<<dim3(1), dim3(1), 0, 0>>> (1, 2, result_ptr);
+
+  /* Copy result from device to host.  Note that this acts as a synchronization
+     point, waiting for the kernel dispatch to complete.  */
+  error = hipMemcpyDtoH (&result, result_ptr, sizeof (int));
+  assert (error == hipSuccess);
+
+  printf ("result is %d\n", result);
+  assert (result == 3);
+
+  return 0;
+}
diff --git a/gdb/testsuite/gdb.rocm/displaced-stepping.exp b/gdb/testsuite/gdb.rocm/displaced-stepping.exp
new file mode 100644
index 0000000..cd50fec
--- /dev/null
+++ b/gdb/testsuite/gdb.rocm/displaced-stepping.exp
@@ -0,0 +1,53 @@
+# Copyright 2025 Free Software Foundation, Inc.
+
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+# Test displaced stepping on AMD GPUs.
+
+load_lib rocm.exp
+
+standard_testfile .cpp
+
+require allow_hipcc_tests
+
+# Since GDB doesn't yet understand DWARF expressions generated by the HIP
+# compiler, purposefully generate the binary without debug info.
+if {[build_executable "failed to prepare" $testfile $srcfile {hip}]} {
+    return
+}
+
+proc do_test {} {
+    clean_restart $::binfile
+
+    with_rocm_gpu_lock {
+	if ![runto_main] {
+	    return
+	}
+
+	gdb_test "with breakpoint pending on -- break do_an_addition" \
+	    "Breakpoint $::decimal \\(do_an_addition\\) pending."
+
+	gdb_test "continue" \
+	    "Thread $::decimal hit Breakpoint $::decimal, $::hex in do_an_addition.*"
+
+	gdb_test "with debug displaced on -- stepi" \
+		"displaced_step_prepare_throw: prepared successfully.*$::hex in do_an_addition.*"
+
+	gdb_test "continue" \
+	    "Inferior 1 .* exited normally.*" \
+	    "continue to end"
+    }
+}
+
+do_test