-#!/usr/bin/python
+#!/usr/bin/env python
import os
import sys
import argparse
-import testlib
import unittest
import tempfile
import time
import random
import binascii
+import testlib
+
MSTATUS_UIE = 0x00000001
MSTATUS_SIE = 0x00000002
if port:
gdb.command("target extended-remote localhost:%d" % port)
+ gdb.p("$priv=3")
+
return gdb
pc = self.gdb.p("$pc")
self.assertEqual("%x" % pc, "%x" % (expected + main))
+class TriggerTest(DeleteServer):
+ def setUp(self):
+ self.binary = target.compile("programs/trigger.S")
+ self.server = target.server()
+ self.gdb = gdb(target, self.server.port, self.binary)
+ self.gdb.load()
+ self.gdb.b("_exit")
+ self.gdb.b("main")
+ self.gdb.c()
+
+ def exit(self):
+ output = self.gdb.c()
+ self.assertIn("Breakpoint", output)
+ self.assertIn("_exit", output)
+
+ def test_execute_immediate(self):
+ """Test an execute breakpoint on the first instruction executed out of
+ debug mode."""
+ main = self.gdb.p("$pc")
+ self.gdb.command("hbreak *0x%x" % (main + 4))
+ self.gdb.c()
+ self.assertEqual(self.gdb.p("$pc"), main+4)
+
+ def test_load_address(self):
+ self.gdb.command("rwatch *((&data)+1)");
+ output = self.gdb.c()
+ self.assertIn("read_loop", output)
+ self.assertEqual(self.gdb.p("$a0"),
+ self.gdb.p("(&data)+1"))
+ self.exit()
+
+ def test_load_address_immediate(self):
+ """Test a load address breakpoint on the first instruction executed out
+ of debug mode."""
+ write_loop = self.gdb.p("&write_loop")
+ self.gdb.command("rwatch data");
+ self.gdb.c()
+ self.assertEqual(self.gdb.p("$pc"), write_loop)
+ self.assertEqual(self.gdb.p("$a0"), self.gdb.p("(&data)+1"))
+
+ def test_store_address(self):
+ self.gdb.command("watch *((&data)+3)");
+ output = self.gdb.c()
+ self.assertIn("write_loop", output)
+ self.assertEqual(self.gdb.p("$a0"),
+ self.gdb.p("(&data)+3"))
+ self.exit()
+
+ def test_dmode(self):
+ self.gdb.command("hbreak handle_trap")
+ self.gdb.p("$pc=write_valid")
+ output = self.gdb.c()
+ self.assertIn("handle_trap", output)
+ self.assertIn("mcause=2", output)
+ self.assertIn("mepc=%d" % self.gdb.p("&write_invalid_illegal"), output)
+
class RegsTest(DeleteServer):
def setUp(self):
self.binary = target.compile("programs/regs.S")
directory = "spike"
ram = 0x80010000
ram_size = 5 * 1024 * 1024
- instruction_hardware_breakpoint_count = 0
+ instruction_hardware_breakpoint_count = 4
reset_vector = 0x1000
class Spike64Target(SpikeTarget):