@@ -10,6 +10,7 @@ qht-bench
rcutorture
test-*
!test-*.c
+!test-*.py
!docker/test-*
test-qapi-commands.[ch]
include/test-qapi-commands-sub-module.[ch]
new file mode 100644
@@ -0,0 +1,75 @@
+from __future__ import print_function
+#
+# Test the SVE registers are visable and changeable via gdbstub
+#
+# This is launched via tests/guest-debug/run-test.py
+#
+
+import gdb
+
+MAGIC = 0xDEADBEEF
+
+failcount = 0
+
+def report(cond, msg):
+ "Report success/fail of test"
+ if cond:
+ print ("PASS: %s" % (msg))
+ else:
+ print ("FAIL: %s" % (msg))
+ global failcount
+ failcount += 1
+
+def run_test():
+ "Run through the tests one by one"
+
+ gdb.execute("info registers")
+ report(True, "info registers")
+
+ gdb.execute("info registers vector")
+ report(True, "info registers vector")
+
+ # Now all the zregs
+ frame = gdb.selected_frame()
+ for i in range(0, 32):
+ rname = "z%d" % (i)
+ zreg = frame.read_register(rname)
+ report(True, "Reading %s" % rname)
+ for j in range(0, 4):
+ cmd = "set $%s.q.u[%d] = 0x%x" % (rname, j, MAGIC)
+ gdb.execute(cmd)
+ report(True, "%s" % cmd)
+ for j in range(0, 4):
+ reg = "$%s.q.u[%d]" % (rname, j)
+ v = gdb.parse_and_eval(reg)
+ report(str(v.type) == "uint128_t", "size of %s" % (reg))
+ for j in range(0, 8):
+ cmd = "set $%s.d.u[%d] = 0x%x" % (rname, j, MAGIC)
+ gdb.execute(cmd)
+ report(True, "%s" % cmd)
+ for j in range(0, 8):
+ reg = "$%s.d.u[%d]" % (rname, j)
+ v = gdb.parse_and_eval(reg)
+ report(str(v.type) == "uint64_t", "size of %s" % (reg))
+ report(int(v) == MAGIC, "%s is 0x%x" % (reg, MAGIC))
+
+#
+# This runs as the script it sourced (via -x, via run-test.py)
+#
+
+try:
+ # These are not very useful in scripts
+ gdb.execute("set pagination off")
+ gdb.execute("set confirm off")
+
+ # Run the actual tests
+ run_test()
+except:
+ print ("GDB Exception: %s" % (sys.exc_info()[0]))
+ failcount += 1
+
+print("All tests complete: %d failures" % failcount)
+
+# Finally kill the inferior and exit gdb with a count of failures
+gdb.execute("kill")
+exit(failcount)
We don't plumb this in yet as there are complications involved with binutils and cross-architectiure debugging but it is one step closer. Example: ./tests/guest-debug/run-test.py \ --qemu ./aarch64-linux-user/qemu-aarch64 \ --qargs "-cpu max" \ --bin ./tests/tcg/aarch64-linux-user/hello \ --test ~/lsrc/qemu.git/tests/tcg/aarch64/gdbstub/test-sve.py \ --gdb /home/alex/src/tools/binutils-gdb.git/install/bin/gdb Signed-off-by: Alex Bennée <alex.bennee@linaro.org> --- tests/.gitignore | 1 + tests/tcg/aarch64/gdbstub/test-sve.py | 75 +++++++++++++++++++++++++++ 2 files changed, 76 insertions(+) create mode 100644 tests/tcg/aarch64/gdbstub/test-sve.py -- 2.20.1