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17 Commits

Author SHA1 Message Date
Zachary Turner
22304a4398 [NativePDB] Add support for reading function signatures.
This adds support for parsing function signature records and returning
them through the native DIA interface.

llvm-svn: 342780
2018-09-21 22:36:28 +00:00
Zachary Turner
c07938cd80 [PDB] Add native reading support for UDT / class types.
This allows the native reader to find records of class/struct/
union type and dump them.  This behavior is tested by using the
diadump subcommand against golden output produced by actual DIA
SDK on the same PDB file, and again using pretty -native to
confirm that we actually dump the classes.  We don't find class
members or anything like that yet, for now it's just the class
itself.

llvm-svn: 342779
2018-09-21 22:36:04 +00:00
Zachary Turner
2899786ed4 [PDB] Better support for enumerating pointer types.
There were several issues with the previous implementation.

1) There were no tests.
2) We didn't support creating PDBSymbolTypePointer records for
   builtin types since those aren't described by LF_POINTER
   records.
3) We didn't support a wide enough variety of builtin types even
   ignoring pointers.

This patch fixes all of these issues.  In order to add tests,
it's helpful to be able to ignore the symbol index id hierarchy
because it makes the golden output from the DIA version not match
our output, so I've extended the dumper to disable dumping of id
fields.

llvm-svn: 342493
2018-09-18 16:35:05 +00:00
Zachary Turner
210ae53b0e [PDB] Make the native reader support enumerators.
Previously we would dump the names of enum types, but not their
enumerator values.  This adds support for enumerator values.  In
doing so, we have to introduce a general purpose mechanism for
caching symbol indices of field list members.  Unlike global
types, FieldList members do not have a TypeIndex.  So instead,
we identify them by the pair {TypeIndexOfFieldList, IndexInFieldList}.

llvm-svn: 342415
2018-09-17 21:08:11 +00:00
Zachary Turner
1ff1310572 [PDB] Make the native reader support modified types.
Previously for cv-qualified types, we would just ignore them
and they would never get printed.  Now we can enumerate them
and cache them like any other symbol type.

llvm-svn: 342414
2018-09-17 21:07:48 +00:00
Zachary Turner
d8a23a9589 [PDB] Make the pretty dumper output modified types.
Currently if we got something like `const Foo` we'd ignore it and
just rely on printing the unmodified `Foo` later on.  However,
for testing the native reading code we really would like to be able
to see these so that we can verify that the native reader can
actually handle them.  Instead of printing out the full type though,
just print out the header.

llvm-svn: 342295
2018-09-14 22:29:19 +00:00
Zachary Turner
81fc80a780 Fix some of the PDB tests.
They were unintentionally calling DIA directly, which requires
Windows.  We need to pass the -native flag, and this then required
fixing up one or two tests.

llvm-svn: 341731
2018-09-07 23:36:08 +00:00
Zachary Turner
bdc8e9ad7d [PDB] Support pointer types in the native reader.
In order to start testing this, I've added a new mode to
llvm-pdbutil which is only really useful for writing tests.
It just dumps the value of raw fields in record format.
This isn't really ideal and it won't allow us to test some
important cases, but it's better than nothing for now.

llvm-svn: 341729
2018-09-07 23:21:33 +00:00
Adrian McCarthy
ee6fb7079a Enable llvm-pdbutil to list enumerations using native PDB reader
This extends the native reader to enable llvm-pdbutil to list the enums in a
PDB and it includes a simple test. It does not yet list the values in the
enumerations, which requires an actual implementation of
NativeEnumSymbol::FindChildren.

To exercise this code, use a command like:

    llvm-pdbutil pretty -native -enums foo.pdb

Differential Revision: https://reviews.llvm.org/D35738

llvm-svn: 310144
2017-08-04 22:37:58 +00:00
Zachary Turner
78a946eabb Rename llvm-pdbdump -> llvm-pdbutil.
This is to reflect the evolving nature of the tool as being
useful for more than just dumping PDBs, as it can do many other
things.

Differential Revision: https://reviews.llvm.org/D34062

llvm-svn: 305106
2017-06-09 20:46:17 +00:00
Adrian McCarthy
272a3a6112 Re-land: "Make NativeExeSymbol a concrete subclass of NativeRawSymbol [PDB]"
This should work on all platforms now that r299006 has landed.  Tested locally
on Windows and Linux.

This moves exe symbol-specific method implementations out of NativeRawSymbol
into a concrete subclass. Also adds implementations for hasCTypes and
hasPrivateSymbols and a simple test to ensure the native reader can access the
summary information for the executable from the PDB.

Original Differential Revision: https://reviews.llvm.org/D31059

llvm-svn: 299019
2017-03-29 19:27:08 +00:00
Adrian McCarthy
8fd08ffbb8 Somehow this still breaks because of ANSI color codes in test output on Linux.
Reverting until I can figure out the root cause.

Revert "Re-land:  Make NativeExeSymbol a concrete subclass of NativeRawSymbol [PDB]"

This reverts commit f461a70cc376f0f91c8b4917be79479cc86330a5.

llvm-svn: 298626
2017-03-23 17:18:50 +00:00
Adrian McCarthy
f814516b4a Fix build break after r298623
Use the -color-output option explicitly to eliminate the ANSI color codes in
pdb-native-summary.test.  (The default should have done this.)

llvm-svn: 298625
2017-03-23 16:57:53 +00:00
Adrian McCarthy
11be44dae9 Re-land: Make NativeExeSymbol a concrete subclass of NativeRawSymbol [PDB]
The new test should pass on all platforms now that llvm-pdbdump has the
`-color-output` option.

This moves exe symbol-specific method implementations out of NativeRawSymbol
into a concrete subclass. Also adds implementations for hasCTypes and
hasPrivateSymbols and a simple test to ensure the native reader can access
the summary information for the executable from the PDB.

Original Differential Revision: https://reviews.llvm.org/D31059

llvm-svn: 298623
2017-03-23 16:45:20 +00:00
Zachary Turner
68d368b8f9 Revert "Make NativeExeSymbol a concrete subclass of NativeRawSymbol [PDB]"
For some reason this is causing ANSI color codes to be printed
even when run through FileCheck.

llvm-svn: 298026
2017-03-17 00:46:42 +00:00
Adrian McCarthy
333f09d827 Make NativeExeSymbol a concrete subclass of NativeRawSymbol [PDB]
This moves exe symbol-specific method implementations out of NativeRawSymbol
into a concrete subclass. Also adds implementations for hasCTypes and
hasPrivateSymbols and a simple test to ensure the native reader can access
the summary information for the executable from the PDB.

Differential Revision: https://reviews.llvm.org/D31059

llvm-svn: 298005
2017-03-16 22:28:39 +00:00
Adrian McCarthy
b88a9bfd6e Introduce NativeEnumModules and NativeCompilandSymbol
Together, these allow lldb-pdbdump to list all the modules from a PDB using a
native reader (rather than DIA).

Note that I'll probably be specializing NativeRawSymbol in a subsequent patch.

Differential Revision: https://reviews.llvm.org/D30956

llvm-svn: 297883
2017-03-15 20:17:58 +00:00