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Commit Graph

119 Commits

Author SHA1 Message Date
Serge Guelton
48e44d5ece Sanitize llvm-extract -help output
Filter out irrelevant options

New output:

    OVERVIEW: llvm extractor

    USAGE: llvm-extract [options] <input bitcode file>

    OPTIONS:

    Generic Options:

      --help              - Display available options (--help-hidden for more)
      --help-list         - Display list of available options (--help-list-hidden for more)
      --version           - Display the version of this program

    llvm-extract Options:

      --alias=<alias>     - Specify alias to extract
      --bb=<function:bb>  - Specify <function, basic block> pairs to extract
      --delete            - Delete specified Globals from Module
      -f                  - Enable binary output on terminals
      --func=<function>   - Specify function to extract
      --glob=<global>     - Specify global to extract
      -o=<filename>       - Specify output filename
      --ralias=<ralias>   - Specify alias(es) to extract using a regular expression
      --recursive         - Recursively extract all called functions
      --rfunc=<rfunction> - Specify function(s) to extract using a regular expression
      --rglob=<rglobal>   - Specify global(s) to extract using a regular expression

Differential Revision: https://reviews.llvm.org/D62511

llvm-svn: 363201
2019-06-12 21:08:19 +00:00
Quentin Colombet
fa1c8745ac [llvm-extract] Expose the group extraction feature of the BlockExtractor
This patch extends the `-bb` option to be able to use the group
extraction feature from the BlockExtractor.
In particular, `-bb=func:bb` is modified to support a list of basic
blocks per function: `-bb=func:bb1[;bb2...]` that will be extracted
together if at all possible (region must be single entry.)

Differential Revision: https://reviews.llvm.org/D60973

llvm-svn: 359464
2019-04-29 16:14:03 +00:00
David Callahan
190dbc4beb Include invoke'd functions for recursive extract
Summary: When recursively extracting a function from a bit code file, include functions mentioned in InvokeInst as well as CallInst

Reviewers: loladiro, espindola, volkan

Reviewed By: loladiro

Subscribers: llvm-commits

Tags: #llvm

Differential Revision: https://reviews.llvm.org/D60231

llvm-svn: 357735
2019-04-04 23:30:47 +00:00
Chandler Carruth
ae65e281f3 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
Rui Ueyama
04fb9911c5 Define InitLLVM to do common initialization all at once.
We have a few functions that virtually all command wants to run on
process startup/shutdown. This patch adds InitLLVM class to do that
all at once, so that we don't need to copy-n-paste boilerplate code
to each llvm command's main() function.

Differential Revision: https://reviews.llvm.org/D45602

llvm-svn: 330046
2018-04-13 18:26:06 +00:00
Volkan Keles
4c29cfd3e4 [llvm-extract] Support extracting basic blocks
Summary:
Currently, there is no way to extract a basic block from a function easily. This patch
extends llvm-extract to extract the specified basic block(s).

Reviewers: loladiro, rafael, bogner

Reviewed By: bogner

Subscribers: hintonda, mgorny, qcolombet, llvm-commits

Differential Revision: https://reviews.llvm.org/D41638

llvm-svn: 323266
2018-01-23 21:51:34 +00:00
Reid Kleckner
e0df0bbd27 [Support] Rename tool_output_file to ToolOutputFile, NFC
This class isn't similar to anything from the STL, so it shouldn't use
the STL naming conventions.

llvm-svn: 314050
2017-09-23 01:03:17 +00:00
Keno Fischer
b22ea77d18 [llvm-extract] Add option for recursive extraction
Summary:
Particularly, with --delete, this can be very useful for testing
new optimizations on some hotspots, without having to run it on the whole
application. E.g. as such:
```
llvm-extract app.bc --recursive --rfunc .*hotspot.* > hotspot.bc
llvm-extract app.bc --recursive --delete --rfunc .*hotspot.* > residual.bc
llc -filetype=obj residual.bc > residual.o
llc -filetype=obj hotspot.bc > hotspot.o
cc -o app residual.o hotspot.o
```

Reviewed By: davide
Differential Revision: https://reviews.llvm.org/D31722

llvm-svn: 299706
2017-04-06 20:51:40 +00:00
Chris Bieneman
8e76745c78 [CMake] llvm-extract depends on intrinsics_gen
llvm-extract.cpp has the following include chain:

llvm/Bitcode/BitcodeWriterPass.h
llvm/IR/PassManager.h
llvm/IR/Function.h
llvm/IR/Argument.h
llvm/IR/Attributes.h
llvm/IR/Attributes.gen

This means llvm-extract needs to depend on intrinsics_gen.

llvm-svn: 287430
2016-11-19 02:33:57 +00:00
Davide Italiano
cc1d7bf278 [tools] Unbreak the GCC build (workaround a GCC bug).
../tools/llvm-extract/llvm-extract.cpp: In function ‘int main(int, char**)’:
warning: ISO C++ forbids zero-size array ‘argv’ [-Wpedantic]

GCC reference bug https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61259

llvm-svn: 286396
2016-11-09 21:30:33 +00:00
Peter Collingbourne
bcab72e19e Bitcode: Change the materializer interface to return llvm::Error.
Differential Revision: https://reviews.llvm.org/D26439

llvm-svn: 286382
2016-11-09 17:49:19 +00:00
Richard Smith
f7f711ffaa Search for llvm-symbolizer binary in the same directory as argv[0], before
looking for it along $PATH. This allows installs of LLVM tools outside of
$PATH to find the symbolizer and produce pretty backtraces if they crash.

llvm-svn: 272232
2016-06-09 00:53:21 +00:00
Mehdi Amini
ea195a382e Remove every uses of getGlobalContext() in LLVM (but the C API)
At the same time, fixes InstructionsTest::CastInst unittest: yes
you can leave the IR in an invalid state and exit when you don't
destroy the context (like the global one), no longer now.

This is the first part of http://reviews.llvm.org/D19094

From: Mehdi Amini <mehdi.amini@apple.com>
llvm-svn: 266379
2016-04-14 21:59:01 +00:00
Chris Bieneman
1b8d4f74aa Remove autoconf support
Summary:
This patch is provided in preparation for removing autoconf on 1/26. The proposal to remove autoconf on 1/26 was discussed on the llvm-dev thread here: http://lists.llvm.org/pipermail/llvm-dev/2016-January/093875.html

"I felt a great disturbance in the [build system], as if millions of [makefiles] suddenly cried out in terror and were suddenly silenced. I fear something [amazing] has happened."
- Obi Wan Kenobi

Reviewers: chandlerc, grosbach, bob.wilson, tstellarAMD, echristo, whitequark

Subscribers: chfast, simoncook, emaste, jholewinski, tberghammer, jfb, danalbert, srhines, arsenm, dschuff, jyknight, dsanders, joker.eph, llvm-commits

Differential Revision: http://reviews.llvm.org/D16471

llvm-svn: 258861
2016-01-26 21:29:08 +00:00
Rafael Espindola
5afc08c99f Bring back "Assert that we have all use/users in the getters."
This reverts commit r257751, bringing back r256105.

The problem the assert found was fixed in r257915.

Original commit message:

Assert that we have all use/users in the getters.

An error that is pretty easy to make is to use the lazy bitcode reader
and then do something like

if (V.use_empty())

The problem is that uses in unmaterialized functions are not accounted
for.

This patch adds asserts that all uses are known.

llvm-svn: 257920
2016-01-15 19:00:20 +00:00
Michael Zolotukhin
6f8164efbd Revert "Assert that we have all use/users in the getters."
This reverts commit fdb838f3f8a8b6896bbbd5285555874eb3b748eb.

llvm-svn: 257751
2016-01-14 09:02:45 +00:00
Rafael Espindola
552e7f96b1 Assert that we have all use/users in the getters.
An error that is pretty easy to make is to use the lazy bitcode reader
and then do something like

if (V.use_empty())

The problem is that uses in unmaterialized functions are not accounted
for.

This patch adds asserts that all uses are known.

llvm-svn: 256105
2015-12-19 20:03:23 +00:00
Rafael Espindola
364ada1a48 Delete dead code: only functions are materializable.
llvm-svn: 256052
2015-12-18 22:44:07 +00:00
Rafael Espindola
914b00520f Use a lambda to reduce code duplication.
llvm-svn: 256050
2015-12-18 22:40:27 +00:00
Duncan P. N. Exon Smith
8654474680 uselistorder: Remove the global bits
Remove all the global bits to do with preserving use-list order by
moving the `cl::opt`s to the individual tools that want them.  There's a
minor functionality change to `libLTO`, in that you can't send in
`-preserve-bc-uselistorder=false`, but making that bit settable (if it's
worth doing) should be through explicit LTO API.

As a drive-by fix, I removed some includes of `UseListOrder.h` that were
made unnecessary by recent commits.

llvm-svn: 234973
2015-04-15 03:14:06 +00:00
Duncan P. N. Exon Smith
8141c202b6 uselistorder: Pull the bit through PrintModulePass
Now the callers of `PrintModulePass()` (etc.) that care about use-list
order in assembly pass in the flag.

llvm-svn: 234969
2015-04-15 02:38:06 +00:00
Duncan P. N. Exon Smith
393c4f570f uselistorder: Pull bit through BitcodeWriterPass
Now the callers of `BitcodeWriterPass` decide whether or not to preserve
bitcode use-list order.

llvm-svn: 234959
2015-04-15 00:34:24 +00:00
Duncan P. N. Exon Smith
a8fd793406 IR: Set -preserve-bc-uselistorder=false by default
But keep it on by default in `llvm-as`, `opt`, `bugpoint`, `llvm-link`,
`llvm-extract`, and `LTOCodeGenerator`.  Part of PR5680.

llvm-svn: 234921
2015-04-14 18:33:00 +00:00
Mehdi Amini
29ebc2d39f Make DataLayout Non-Optional in the Module
Summary:
DataLayout keeps the string used for its creation.

As a side effect it is no longer needed in the Module.
This is "almost" NFC, the string is no longer
canonicalized, you can't rely on two "equals" DataLayout
having the same string returned by getStringRepresentation().

Get rid of DataLayoutPass: the DataLayout is in the Module

The DataLayout is "per-module", let's enforce this by not
duplicating it more than necessary.
One more step toward non-optionality of the DataLayout in the
module.

Make DataLayout Non-Optional in the Module

Module->getDataLayout() will never returns nullptr anymore.

Reviewers: echristo

Subscribers: resistor, llvm-commits, jholewinski

Differential Revision: http://reviews.llvm.org/D7992

From: Mehdi Amini <mehdi.amini@apple.com>
llvm-svn: 231270
2015-03-04 18:43:29 +00:00
Chandler Carruth
18e8c62883 [PM] Remove the old 'PassManager.h' header file at the top level of
LLVM's include tree and the use of using declarations to hide the
'legacy' namespace for the old pass manager.

This undoes the primary modules-hostile change I made to keep
out-of-tree targets building. I sent an email inquiring about whether
this would be reasonable to do at this phase and people seemed fine with
it, so making it a reality. This should allow us to start bootstrapping
with modules to a certain extent along with making it easier to mix and
match headers in general.

The updates to any code for users of LLVM are very mechanical. Switch
from including "llvm/PassManager.h" to "llvm/IR/LegacyPassManager.h".
Qualify the types which now produce compile errors with "legacy::". The
most common ones are "PassManager", "PassManagerBase", and
"FunctionPassManager".

llvm-svn: 229094
2015-02-13 10:01:29 +00:00
Rafael Espindola
20114e4c02 Remove redundant calls to isMaterializable.
This removes calls to isMaterializable in the following cases:

* It was redundant with a call to isDeclaration now that isDeclaration returns
  the correct answer for materializable functions.
* It was followed by a call to Materialize. Just call Materialize and check EC.

llvm-svn: 221050
2014-11-01 16:46:18 +00:00
Rafael Espindola
ee06e286d8 Modernize the error handling of the Materialize function.
llvm-svn: 220600
2014-10-24 22:50:48 +00:00
Rafael Espindola
4753b87f60 Add doInitialization/doFinalization to DataLayoutPass.
With this a DataLayoutPass can be reused for multiple modules.

Once we have doInitialization/doFinalization, it doesn't seem necessary to pass
a Module to the constructor.

Overall this change seems in line with the idea of making DataLayout a required
part of Module. With it the only way of having a DataLayout used is to add it
to the Module.

llvm-svn: 217548
2014-09-10 21:27:43 +00:00
Rafael Espindola
5d3991396a Return a std::unique_ptr from the IRReader.h functions. NFC.
llvm-svn: 216466
2014-08-26 17:29:46 +00:00
Rafael Espindola
1d5713d9bf Modernize raw_fd_ostream's constructor a bit.
Take a StringRef instead of a "const char *".
Take a "std::error_code &" instead of a "std::string &" for error.

A create static method would be even better, but this patch is already a bit too
big.

llvm-svn: 216393
2014-08-25 18:16:47 +00:00
Rafael Espindola
5fda10543e Use range loops.
llvm-svn: 208353
2014-05-08 19:30:17 +00:00
Benjamin Kramer
4f8fb8ff6c raw_ostream: Forward declare OpenFlags and include FileSystem.h only where necessary.
llvm-svn: 207593
2014-04-29 23:26:49 +00:00
Craig Topper
0e2ab5732c [C++] Use 'nullptr'. Tools edition.
llvm-svn: 207176
2014-04-25 04:24:47 +00:00
Ahmed Charles
52ce0c101e Replace OwningPtr<T> with std::unique_ptr<T>.
This compiles with no changes to clang/lld/lldb with MSVC and includes
overloads to various functions which are used by those projects and llvm
which have OwningPtr's as parameters. This should allow out of tree
projects some time to move. There are also no changes to libs/Target,
which should help out of tree targets have time to move, if necessary.

llvm-svn: 203083
2014-03-06 05:51:42 +00:00
Rafael Espindola
32da4bdd4b Make DataLayout a plain object, not a pass.
Instead, have a DataLayoutPass that holds one. This will allow parts of LLVM
don't don't handle passes to also use DataLayout.

llvm-svn: 202168
2014-02-25 17:30:31 +00:00
Rafael Espindola
d89ca7eab7 Replace the F_Binary flag with a F_Text one.
After this I will set the default back to F_None. The advantage is that
before this patch forgetting to set F_Binary would corrupt a file on windows.
Forgetting to set F_Text produces one that cannot be read in notepad, which
is a better failure mode :-)

llvm-svn: 202052
2014-02-24 18:20:12 +00:00
Chandler Carruth
d090eb21c2 [PM] Wire up support for writing bitcode with new PM.
This moves the old pass creation functionality to its own header and
updates the callers of that routine. Then it adds a new PM supporting
bitcode writer to the header file, and wires that up in the opt tool.
A test is added that round-trips code into bitcode and back out using
the new pass manager.

llvm-svn: 199078
2014-01-13 07:38:24 +00:00
Chandler Carruth
613d3c5c3d [PM] Simplify the interface exposed for IR printing passes.
Nothing was using the ability of the pass to delete the raw_ostream it
printed to, and nothing was trying to pass it a pointer to the
raw_ostream. Also, the function variant had a different order of
arguments from all of the others which was just really confusing. Now
the interface accepts a reference, doesn't offer to delete it, and uses
a consistent order. The implementation of the printing passes haven't
been updated with this simplification, this is just the API switch.

llvm-svn: 199044
2014-01-12 11:30:46 +00:00
Chandler Carruth
076d51813d [PM] Rename the IR printing pass header to a more generic and correct
name to match the source file which I got earlier. Update the include
sites. Also modernize the comments in the header to use the more
recommended doxygen style.

llvm-svn: 199041
2014-01-12 11:10:32 +00:00
Chandler Carruth
7aa902a488 Move the LLVM IR asm writer header files into the IR directory, as they
are part of the core IR library in order to support dumping and other
basic functionality.

Rename the 'Assembly' include directory to 'AsmParser' to match the
library name and the only functionality left their -- printing has been
in the core IR library for quite some time.

Update all of the #includes to match.

All of this started because I wanted to have the layering in good shape
before I started adding support for printing LLVM IR using the new pass
infrastructure, and commandline support for the new pass infrastructure.

llvm-svn: 198688
2014-01-07 12:34:26 +00:00
NAKAMURA Takumi
955efe24ce [CMake] Update LLVM_LINK_COMPONENTS for each CMakeLists.txt.
llvm-svn: 196908
2013-12-10 11:13:32 +00:00
Andrew Trick
e482b777ac Revert "Encapsulate PassManager debug flags to avoid static init and cxa_exit."
Working on a better solution to this.

This reverts commit 7d4e9934e7ca83094c5cf41346966c8350179ff2.

llvm-svn: 190990
2013-09-19 06:02:43 +00:00
Andrew Trick
2a04344d58 Encapsulate PassManager debug flags to avoid static init and cxa_exit.
This puts all the global PassManager debugging flags, like
-print-after-all and -time-passes, behind a managed static. This
eliminates their static initializers and, more importantly, exit-time
destructors.

The only behavioral change I anticipate is that tools need to
initialize the PassManager before parsing the command line in order to
export these options, which makes sense. Tools that already initialize
the standard passes (opt/llc) don't need to do anything new.

llvm-svn: 190974
2013-09-18 23:31:16 +00:00
Andrew Trick
b62e54c1ca whitespace
llvm-svn: 190973
2013-09-18 23:31:10 +00:00
Rafael Espindola
2a9326a78f Add a wrapper for open.
This centralizes the handling of O_BINARY and opens the way for hiding more
differences (like how open behaves with directories).

llvm-svn: 186447
2013-07-16 19:44:17 +00:00
Andy Gibbs
651d32efb2 Replace uses of the deprecated std::auto_ptr with OwningPtr.
llvm-svn: 179373
2013-04-12 10:56:28 +00:00
Chandler Carruth
970e41ab77 Manually update the dependencies in the Makefiles. It turns out that all
that work on the LLVMBuild based dependency specification didn't
actually work, we just now maintain dependencies in *3* places instead
of 2. Yay.

There may still be some missing dependencies, I'm still sifting through
the bots and my builds, but this is a step in the right direction.

llvm-svn: 177988
2013-03-26 03:45:47 +00:00
Chandler Carruth
5bf5043e5b Split out the IRReader header and the utility functions it provides into
its own library. These functions are bridging between the bitcode reader
and the ll parser which are in different libraries. Previously we didn't
have any good library to do this, and instead played fast and loose with
a "header only" set of interfaces in the Support library. This really
doesn't work well as evidenced by the recent attempt to add timing logic
to the these routines.

As part of this, make them normal functions rather than weird inline
functions, and sink the implementation into the library. Also clean up
the header to be nice and minimal.

This requires updating lots of build system dependencies to specify that
the IRReader library is needed, and several source files to not
implicitly rely upon the header file to transitively include all manner
of other headers.

If you are using IRReader.h, this commit will break you (the header
moved) and you'll need to also update your library usage to include
'irreader'. I will commit the corresponding change to Clang momentarily.

llvm-svn: 177971
2013-03-26 02:25:37 +00:00
Chandler Carruth
4c1f3c24db Move all of the header files which are involved in modelling the LLVM IR
into their new header subdirectory: include/llvm/IR. This matches the
directory structure of lib, and begins to correct a long standing point
of file layout clutter in LLVM.

There are still more header files to move here, but I wanted to handle
them in separate commits to make tracking what files make sense at each
layer easier.

The only really questionable files here are the target intrinsic
tablegen files. But that's a battle I'd rather not fight today.

I've updated both CMake and Makefile build systems (I think, and my
tests think, but I may have missed something).

I've also re-sorted the includes throughout the project. I'll be
committing updates to Clang, DragonEgg, and Polly momentarily.

llvm-svn: 171366
2013-01-02 11:36:10 +00:00
Chandler Carruth
800daa7d3d Sort the #include lines for tools/...
Again, tools are trickier to pick the main module header for than
library source files. I've started to follow the pattern of using
LLVMContext.h when it is included as a stub for program source files.

llvm-svn: 169252
2012-12-04 10:44:52 +00:00