From 30b70b7ed988fa06ab423e05b272898a1527ba11 Mon Sep 17 00:00:00 2001 From: Tim Newsome Date: Wed, 20 Dec 2017 12:17:05 -0800 Subject: [PATCH] Verify that F18 does not exist on FPU-less targets --- debug/gdbserver.py | 37 ++++++++++++++++++++----------------- 1 file changed, 20 insertions(+), 17 deletions(-) diff --git a/debug/gdbserver.py b/debug/gdbserver.py index 521fffb..d7092a8 100755 --- a/debug/gdbserver.py +++ b/debug/gdbserver.py @@ -106,23 +106,26 @@ class SimpleT1Test(SimpleRegisterTest): class SimpleF18Test(SimpleRegisterTest): def check_reg(self, name, alias): - self.gdb.p_raw("$mstatus=$mstatus | 0x00006000") - self.gdb.stepi() - a = random.random() - b = random.random() - self.gdb.p_raw("$%s=%f" % (name, a)) - assertLess(abs(float(self.gdb.p_raw("$%s" % alias)) - a), .001) - self.gdb.stepi() - assertLess(abs(float(self.gdb.p_raw("$%s" % name)) - a), .001) - assertLess(abs(float(self.gdb.p_raw("$%s" % alias)) - a), .001) - self.gdb.p_raw("$%s=%f" % (alias, b)) - assertLess(abs(float(self.gdb.p_raw("$%s" % name)) - b), .001) - self.gdb.stepi() - assertLess(abs(float(self.gdb.p_raw("$%s" % name)) - b), .001) - assertLess(abs(float(self.gdb.p_raw("$%s" % alias)) - b), .001) - - def early_applicable(self): - return self.hart.extensionSupported('F') + if self.hart.extensionSupported('F'): + self.gdb.p_raw("$mstatus=$mstatus | 0x00006000") + self.gdb.stepi() + a = random.random() + b = random.random() + self.gdb.p_raw("$%s=%f" % (name, a)) + assertLess(abs(float(self.gdb.p_raw("$%s" % alias)) - a), .001) + self.gdb.stepi() + assertLess(abs(float(self.gdb.p_raw("$%s" % name)) - a), .001) + assertLess(abs(float(self.gdb.p_raw("$%s" % alias)) - a), .001) + self.gdb.p_raw("$%s=%f" % (alias, b)) + assertLess(abs(float(self.gdb.p_raw("$%s" % name)) - b), .001) + self.gdb.stepi() + assertLess(abs(float(self.gdb.p_raw("$%s" % name)) - b), .001) + assertLess(abs(float(self.gdb.p_raw("$%s" % alias)) - b), .001) + else: + output = self.gdb.p_raw("$" + name) + assertEqual(output, "void") + output = self.gdb.p_raw("$" + alias) + assertEqual(output, "void") def test(self): self.check_reg("f18", "fs2") -- 2.30.2