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m1n1.hv: Improve bt()

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Signed-off-by: Hector Martin <marcan@marcan.st>
This commit is contained in:
Hector Martin 2021-09-22 00:36:21 +09:00
parent 9cc0c0a55b
commit a816f2718b
1 changed files with 6 additions and 1 deletions
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7
proxyclient/m1n1/hv.py
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@ -873,10 +873,15 @@ class HV(Reloadable):
if frame is None:
frame = self.ctx.regs[29]
if lr is None:
lr = self.unpac(self.ctx.regs[30])
lr = self.unpac(self.ctx.elr) + 4
print("Stack trace:")
frames = set()
while frame:
if frame in frames:
print("Stack loop detected!")
break
frames.add(frame)
print(f" - {self.addr(lr - 4)}")
lrp = self.p.hv_translate(frame + 8)
fpp = self.p.hv_translate(frame)