Commit Graph

8 Commits

Author SHA1 Message Date
Fangrui Song 27ed1c5bb8 [YAMLIO] Remove trailing spaces when outputting maps
llvm::yaml::Output::paddedKey unconditionally outputs spaces, which
are superfluous if the value to be dumped is a sequence or map.
Change `bool NeedsNewLine` to `StringRef Padding` so that it can be
overridden to `\n` if the value is a sequence or map.

An empty map/sequence is special. It is printed as `{}` or `[]` without
a newline, while a non-empty map/sequence follows a newline. To handle
this distinction, add another variable `PaddingBeforeContainer` and does
the special handling in endMapping/endSequence.

Reviewed By: grimar, jhenderson

Differential Revision: https://reviews.llvm.org/D64566

llvm-svn: 365869
2019-07-12 04:51:31 +00:00
Chandler Carruth 2946cd7010 Update the file headers across all of the LLVM projects in the monorepo
to reflect the new license.

We understand that people may be surprised that we're moving the header
entirely to discuss the new license. We checked this carefully with the
Foundation's lawyer and we believe this is the correct approach.

Essentially, all code in the project is now made available by the LLVM
project under our new license, so you will see that the license headers
include that license only. Some of our contributors have contributed
code under our old license, and accordingly, we have retained a copy of
our old license notice in the top-level files in each project and
repository.

llvm-svn: 351636
2019-01-19 08:50:56 +00:00
Armando Montanez 8ed73c2058 [TextAPI][elfabi] Fix failing tests from D56020
llvm-svn: 349963
2018-12-21 21:44:09 +00:00
Armando Montanez 4cc2113114 [TextAPI][elfabi] Fix YAML support for weak symbols
Weak symbols are supposed to be supported in the ELF TextAPI
implementation, but the YAML handler didn't read or write the `Weak`
member of ELFSymbol. This change adds the YAML mapping and updates tests
to ensure correct behavior.

Differential Revision: https://reviews.llvm.org/D56020

llvm-svn: 349950
2018-12-21 20:45:58 +00:00
Armando Montanez 6d6ff2e0d7 [TextAPI][elfabi] Make SoName optional
This change makes DT_SONAME treated as an optional trait for ELF TextAPI
stubs. This change accounts for the fact that shared objects aren't
guaranteed to have a DT_SONAME entry. Tests have been updated to check
for correct behavior of an optional soname.

Differential Revision: https://reviews.llvm.org/D55533

llvm-svn: 348817
2018-12-11 01:00:16 +00:00
Armando Montanez e353459549 [TextAPI][elfabi] Make TBE handlers functions that return Errors
Since TBEHandler doesn't maintain state or otherwise have any need to be
a class right now, the read and write functions have been moved out and
turned into standalone functions. Additionally, the TBE read function
has been updated to return an Expected value for better error handling.
Tests have been updated to reflect these changes.

Differential Revision: https://reviews.llvm.org/D55450

llvm-svn: 348735
2018-12-10 02:36:33 +00:00
Sam Clegg 992fc88111 [llvm-tapi] Don't try to override SequenceTraits for std::string
For some reason this doesn't seem to work with LLVM_LINK_LLVM_DYLIB
build.

See https://logs.chromium.org/logs/chromium/bb/client.wasm.llvm/linux/37764/+/recipes/steps/LLVM_regression_tests/0/stdout

What is more it seems that overriding these traits for core types
(including std::string) is not supported/recommend by YAMLTraits.h.
See line 1918 which has the assertion:
 "only use LLVM_YAML_IS_SEQUENCE_VECTOR for types you control"

Differential Revision: https://reviews.llvm.org/D55381

llvm-svn: 348630
2018-12-07 19:29:00 +00:00
Armando Montanez 1e4b3709bb [llvm-tapi] initial commit, supports ELF text stubs
http://lists.llvm.org/pipermail/llvm-dev/2018-September/126472.html

TextAPI is a library and accompanying tool that allows conversion between binary shared object stubs and textual counterparts. The motivations and uses cases for this are explained thoroughly in the llvm-dev proposal [1]. This initial commit proposes a potential structure for the TAPI library, also including support for reading/writing text-based ELF stubs (.tbe) in addition to preliminary support for reading binary ELF files. The goal for this patch is to ensure the project architecture appropriately welcomes integration of Mach-O stubbing from Apple's TAPI [2].

Added:

 - TextAPI library
 - .tbe read support
 - .tbe write (to raw_ostream) support

[1] http://lists.llvm.org/pipermail/llvm-dev/2018-September/126472.html
[2] https://github.com/ributzka/tapi

Differential Revision: https://reviews.llvm.org/D53051

llvm-svn: 348170
2018-12-03 19:30:52 +00:00