Commit Graph

9 Commits

Author SHA1 Message Date
Zachary Turner bd336e44d8 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
Zachary Turner 3eedd16114 [llvm-pdbdump] Improve consistency among subcommands.
The pdb2yaml and raw subcommands did something very
similar but with a different output format, and they
used a lot of the same command line options, but each
one re-implemented the command line option with slightly
different spellings / options.  This patch merges them
together into a single definition which is shared by
both subcommands.  This new syntax also allows for more
flexibility in the way debug subsections are dumped.

Differential Revision: https://reviews.llvm.org/D33996

llvm-svn: 305032
2017-06-08 23:39:33 +00:00
Zachary Turner ebd3ae8371 [CodeView] Properly align symbol records on read/write.
Object files have symbol records not aligned to any particular
boundary (e.g. 1-byte aligned), while PDB files have symbol
records padded to 4-byte aligned boundaries.  Since they share
the same reading / writing code, we have to provide an option to
specify the alignment and propagate it up to the producer or
consumer who knows what the alignment is supposed to be for the
given container type.

Added a test for this by modifying the existing PDB -> YAML -> PDB
round-tripping code to round trip symbol records as well as types.

Differential Revision: https://reviews.llvm.org/D33785

llvm-svn: 304484
2017-06-01 21:52:41 +00:00
Zachary Turner 760ad4da60 [pdb] Write the Named Stream mapping to Yaml and binary.
Differential Revision: https://reviews.llvm.org/D28919

llvm-svn: 292665
2017-01-20 22:42:09 +00:00
Zachary Turner 620961deb9 [pdb] Write TPI hash values to the TPI stream.
This completes being able to write all the interesting
values of a PDB TPI stream.

Reviewed By: rnk
Differential Revision: https://reviews.llvm.org/D24370

llvm-svn: 281555
2016-09-14 23:00:02 +00:00
Zachary Turner c6d54da891 [pdb] Write PDB TPI Stream from Yaml.
This writes the full sequence of type records described in
Yaml to the TPI stream of the PDB file.

Reviewed By: rnk
Differential Revision: https://reviews.llvm.org/D24316

llvm-svn: 281063
2016-09-09 17:46:17 +00:00
Zachary Turner faa554b2fd [pdb] Use MsfBuilder to handle the writing PDBs.
Previously we would read a PDB, then write some of it back out,
but write the directory, super block, and other pertinent metadata
back out unchanged.  This generates incorrect PDBs since the amount
of data written was not always the same as the amount of data read.

This patch changes things to use the newly introduced `MsfBuilder`
class to write out a correct and accurate set of Msf metadata for
the data *actually* written, which opens up the door for adding and
removing type records, symbol records, and other types of data to
an existing PDB.

llvm-svn: 275627
2016-07-15 22:16:56 +00:00
Zachary Turner 8848a7a6b2 [pdb] Round trip the PDB stream between YAML and binary PDB.
This gets writing of the PDB stream working.

llvm-svn: 274647
2016-07-06 18:05:57 +00:00
Zachary Turner ab58ae8730 [pdb] Re-add code to write PDB files.
Somehow all the functionality to write PDB files got removed,
probably accidentally when uploading the patch perhaps the wrong
one got uploaded.  This re-adds all the code, as well as the
corresponding test.

llvm-svn: 274248
2016-06-30 17:43:00 +00:00