diff options
Diffstat (limited to 'utils/ClangDataFormat.py')
| -rw-r--r-- | utils/ClangDataFormat.py | 58 |
1 files changed, 53 insertions, 5 deletions
diff --git a/utils/ClangDataFormat.py b/utils/ClangDataFormat.py index ec44d2a..38ef76b 100644 --- a/utils/ClangDataFormat.py +++ b/utils/ClangDataFormat.py @@ -16,38 +16,86 @@ After that, instead of getting this: you'll get: (lldb) p Tok.Loc -(clang::SourceLocation) $4 = "/usr/include/i386/_types.h:37:1" (offset: 123582, file) +(clang::SourceLocation) $4 = "/usr/include/i386/_types.h:37:1" (offset: 123582, file, local) """ import lldb def __lldb_init_module(debugger, internal_dict): debugger.HandleCommand("type summary add -F ClangDataFormat.SourceLocation_summary clang::SourceLocation") + debugger.HandleCommand("type summary add -F ClangDataFormat.QualType_summary clang::QualType") + debugger.HandleCommand("type summary add -F ClangDataFormat.StringRef_summary llvm::StringRef") def SourceLocation_summary(srcloc, internal_dict): return SourceLocation(srcloc).summary() +def QualType_summary(qualty, internal_dict): + return QualType(qualty).summary() + +def StringRef_summary(strref, internal_dict): + return StringRef(strref).summary() + class SourceLocation(object): def __init__(self, srcloc): self.srcloc = srcloc + self.ID = srcloc.GetChildAtIndex(0).GetValueAsUnsigned() + self.frame = srcloc.GetFrame() def offset(self): return getValueFromExpression(self.srcloc, ".getOffset()").GetValueAsUnsigned() + def isInvalid(self): + return self.ID == 0 + def isMacro(self): return getValueFromExpression(self.srcloc, ".isMacroID()").GetValueAsUnsigned() + def isLocal(self, srcmgr_path): + return self.frame.EvaluateExpression("(%s).isLocalSourceLocation(%s)" % (srcmgr_path, getExpressionPath(self.srcloc))).GetValueAsUnsigned() + def getPrint(self, srcmgr_path): print_str = getValueFromExpression(self.srcloc, ".printToString(%s)" % srcmgr_path) return print_str.GetSummary() def summary(self): - desc = "(offset: %d, %s)" % (self.offset(), "macro" if self.isMacro() else "file") - srcmgr_path = findObjectExpressionPath("clang::SourceManager", lldb.frame) + if self.isInvalid(): + return "<invalid loc>" + srcmgr_path = findObjectExpressionPath("clang::SourceManager", self.frame) if srcmgr_path: - desc = self.getPrint(srcmgr_path) + " " + desc + return "%s (offset: %d, %s, %s)" % (self.getPrint(srcmgr_path), self.offset(), "macro" if self.isMacro() else "file", "local" if self.isLocal(srcmgr_path) else "loaded") + return "(offset: %d, %s)" % (self.offset(), "macro" if self.isMacro() else "file") + +class QualType(object): + def __init__(self, qualty): + self.qualty = qualty + + def getAsString(self): + std_str = getValueFromExpression(self.qualty, ".getAsString()") + return std_str.GetSummary() + + def summary(self): + desc = self.getAsString() + if desc == '"NULL TYPE"': + return "<NULL TYPE>" return desc +class StringRef(object): + def __init__(self, strref): + self.strref = strref + self.Data_value = strref.GetChildAtIndex(0) + self.Length = strref.GetChildAtIndex(1).GetValueAsUnsigned() + + def summary(self): + if self.Length == 0: + return '""' + data = self.Data_value.GetPointeeData(0, self.Length) + error = lldb.SBError() + string = data.ReadRawData(error, 0, data.GetByteSize()) + if error.Fail(): + return None + return '"%s"' % string + + # Key is a (function address, type name) tuple, value is the expression path for # an object with such a type name from inside that function. FramePathMapCache = {} @@ -105,7 +153,7 @@ def findObject(typename, frame): return found if not found.TypeIsPointerType() else found.Dereference() def getValueFromExpression(val, expr): - return lldb.frame.EvaluateExpression(getExpressionPath(val) + expr) + return val.GetFrame().EvaluateExpression(getExpressionPath(val) + expr) def getExpressionPath(val): stream = lldb.SBStream() |
