================
@@ -0,0 +1,45 @@
+import lldb
+
+class FacadeExample:
+ def __init__(self, bkpt, extra_args, dict):
+ self.bkpt = bkpt
+ self.extra_args = extra_args
+ self.base_sym = None
+ self.facade_locs = []
+ self.facade_locs_desc = []
+ self.cur_facade_loc = 1
+
+ self.sym_name = extra_args.GetValueForKey("symbol").GetStringValue(100)
+ self.num_locs =
extra_args.GetValueForKey("num_locs").GetIntegerValue(5)
+ self.loc_to_miss =
extra_args.GetValueForKey("loc_to_miss").GetIntegerValue(10000)
+
+ def __callback__(self, sym_ctx):
+ self.base_sym = sym_ctx.module.FindSymbol(self.sym_name,
lldb.eSymbolTypeCode)
+ if self.base_sym.IsValid():
+ self.bkpt.AddLocation(self.base_sym.GetStartAddress())
+ # Locations are 1 based, so to keep things simple, I'm making
+ # the array holding locations 1 based as well:
+ self.facade_locs_desc.append("This is the zero index, you
shouldn't see this")
+ self.facade_locs.append(None)
+ for i in range(1, self.num_locs + 1):
+ self.facade_locs_desc.append(f"Location index: {i}")
+ self.facade_locs.append(self.bkpt.AddFacadeLocation())
+
+ def get_short_help(self):
+ return f"I am a facade resolver - sym: {self.sym_name} - num_locs:
{self.num_locs} - locs_to_miss: {self.loc_to_miss}"
+
+ def was_hit(self, frame, bp_loc):
+ tmp_loc = self.cur_facade_loc
+
+ self.cur_facade_loc = (self.cur_facade_loc + 1)
+ if self.cur_facade_loc == 5:
+ self.cur_facade_loc = 1
----------------
jimingham wrote:
Exactly. I actually pass the number of locations to make into the breakpoint
init, so I could use that to symbolically represent the terminus instead. Let
me do that, that will be cleaner.
https://github.com/llvm/llvm-project/pull/158128
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