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278 Commits

Author SHA1 Message Date
Oscar Fuentes
a153a45c99 Build LTO as a static library too. 
llvm-svn: 127553
 2011-03-12 22:01:36 +00:00
Oscar Fuentes
eef24d34e6 Build LTO as a static library too. 
llvm-svn: 127549
 2011-03-12 17:32:30 +00:00
Oscar Fuentes
471e660c5a Update link components for llvm-dis and LTO. 
llvm-svn: 127545
 2011-03-12 16:48:49 +00:00
Oscar Fuentes
57a2625738 Add LTO and gold plugin to the CMake build. Linux-only, support for 
other systems pending.

PR9456.

llvm-svn: 127466
 2011-03-11 15:44:24 +00:00
Rafael Espindola
7f301833ee Add a special streamer to libLTO that just records symbols definitions and 
uses.

The result produced by the streamer is used to give the linker more accurate
information and to add to llvm.compiler.used. The second improvement removes
the need for the user to add __attribute__((used)) to functions only used in
inline asm. The first one lets us build firefox with LTO on Darwin :-)

llvm-svn: 126830
 2011-03-02 04:14:42 +00:00
Rafael Espindola
58423e8aad Switch LTO to use MC. This takes the linking of libxul.so from about 7m to 
6m30.

llvm-svn: 126426
 2011-02-24 21:04:06 +00:00
Rafael Espindola
5a77325398 Fix some memory leaks and avoid looking in the hash tables twice. 
libxul links in 7m0.403s.

llvm-svn: 126085
 2011-02-20 16:27:25 +00:00
Rafael Espindola
d3124f22fd Preserve aliases if needed. 
llvm-svn: 125439
 2011-02-12 18:03:13 +00:00
Rafael Espindola
1f29f4f844 Fix a silly bug I introduced when dropping std::string. 
llvm-svn: 125420
 2011-02-12 00:19:56 +00:00
Rafael Espindola
bb94ca00f7 Remove std::string version of getNameWithPrefix. 
llvm-svn: 125363
 2011-02-11 05:23:09 +00:00
Rafael Espindola
43f9672afa Don't open the file again in the gold plugin. To be able to do this, update 
MemoryBuffer::getOpenFile to not close the file descriptor.

llvm-svn: 125128
 2011-02-08 22:40:47 +00:00
Rafael Espindola
54673ba6ca Don't tell the linker about available_externally definitions. If we do, it will 
complain about duplicated definitions.

llvm-svn: 124634
 2011-02-01 00:41:51 +00:00
Devang Patel
1c9a5199b5 Do not include DataTypes.h in llvm-c/lto.h. 
This means avoid using uint32_t. This patch reverts r112200 and fixes original  problem by fixing argument type in lto.cpp.

llvm-svn: 123038
 2011-01-07 22:26:25 +00:00
Michael J. Spencer
86f6a9ac6e MemoryBuffer now return an error_code and returns a OwningPtr<MemoryBuffer> via an out parm. 
llvm-svn: 121958
 2010-12-16 03:29:14 +00:00
Rafael Espindola
0e665e502d Fixed version of 121434 with no new memory leaks. 
llvm-svn: 121471
 2010-12-10 07:39:47 +00:00
Rafael Espindola
011e168728 Revert my previous patch to make the valgrind bots happy. 
llvm-svn: 121461
 2010-12-10 04:01:09 +00:00
Rafael Espindola
03ad1e8f1f Initial support for the cfi directives. This is just enough to get 
f:
        .cfi_startproc
        nop
        .cfi_endproc

assembled (on ELF).

llvm-svn: 121434
 2010-12-09 23:48:29 +00:00
Michael J. Spencer
1b2e087ff3 More code not compiled by CMake. :(. 
llvm-svn: 121387
 2010-12-09 18:06:07 +00:00
Devang Patel
a4d6774cf8 Do not try luck by using given name to create temporary file. In parallel builds it may not work. 
This time for .s file.

llvm-svn: 121016
 2010-12-06 18:04:39 +00:00
Devang Patel
686e9faa6d Do not try luck by using given name to create temporary file. In parallel builds it may not work. 
llvm-svn: 120860
 2010-12-03 23:58:31 +00:00
Michael J. Spencer
4a63404543 I swear I did a make clean and make before committing all this... 
llvm-svn: 120304
 2010-11-29 18:47:54 +00:00
Rafael Espindola
749c19f614 Record sysbols created by aliases. Fixes PR8414. 
llvm-svn: 116910
 2010-10-20 04:57:22 +00:00
Daniel Dunbar
1f543c9364 lto: Respect LLVM_VERSION_INFO make variable, since setting CC arguments with 
spaces gives tests fits and shell escaping is an art best left to jabberwockies.

llvm-svn: 116632
 2010-10-15 22:46:15 +00:00
Dan Gohman
b41a554403 This file needs ToolOutputFile.h too. 
llvm-svn: 115976
 2010-10-07 20:48:46 +00:00
Bill Wendling
ef718b99d4 Provide a fast "get me the target triple from the module" API. This can 
drastically reduce the linking time during LTO.

Patch by Shantonu Sen!

llvm-svn: 115728
 2010-10-06 01:22:42 +00:00
Bill Wendling
3e1b942231 Add a new scope type "LTO_SYMBOL_SCOPE_DEFAULT_CAN_BE_HIDDEN" for the 
"linker_private_weak_auto_def" linkage type for LTO.

llvm-svn: 114868
 2010-09-27 20:17:45 +00:00
Bill Wendling
3dde665cb8 The "linker_private_weak*" linkages should set the LTO_SYMBOL_DEFINITION_WEAK 
during LTO.

llvm-svn: 114850
 2010-09-27 18:05:19 +00:00
Dan Gohman
f9e09104f1 Make tool_output_file's raw_ostream instance a member variable instead 
of a base class.

This makes it possible to unregister the file from FilesToRemove when
the file is done. Also, this eliminates the need for
formatted_tool_output_file.

llvm-svn: 112706
 2010-09-01 14:20:41 +00:00
Devang Patel
83384fcb5c Fix prototypes. 
llvm-svn: 112200
 2010-08-26 17:47:45 +00:00
Dan Gohman
6300d80566 lto_codegen_set_gcc_path was removed. 
llvm-svn: 112069
 2010-08-25 18:37:04 +00:00
Dan Gohman
1c0c6f568f Fix a few missing entries in lto.exports. 
llvm-svn: 112068
 2010-08-25 18:22:12 +00:00
Dan Gohman
d8be4c4aca Convert tools to use tool_output_file, and introduce error 
checking to places which previously lacked it.

llvm-svn: 111651
 2010-08-20 16:59:15 +00:00
Rafael Espindola
f345661269 Make it possible to set the cpu used for codegen. 
llvm-svn: 110759
 2010-08-11 00:15:13 +00:00
Daniel Dunbar
545b090074 lto: Fix an inverted conditional which prevented the addition of symbols scraped 
from inline assembly, except in cases where they had already been seen (in which
case they would get added twice).
 - I can't see how this ever worked...

llvm-svn: 110757
 2010-08-11 00:11:19 +00:00
Daniel Dunbar
03b5c17c32 lto: Fix gratuitous memory leaks. 
llvm-svn: 110756
 2010-08-11 00:11:17 +00:00
Daniel Dunbar
2a4ab7958b lto: Reduce nesting. 
llvm-svn: 110752
 2010-08-10 23:46:46 +00:00
Daniel Dunbar
e95bd064b5 LTOModule.cpp: Fix numerous style issues. 
llvm-svn: 110751
 2010-08-10 23:46:39 +00:00
Rafael Espindola
c61143ae75 Make it possible to set the flags passed to the assembler. 
Nick, please review.

llvm-svn: 110705
 2010-08-10 18:55:09 +00:00
Rafael Espindola
fd90a58cd3 Make it possible to set the target triple and expose that with an option in the 
gold plugin.

llvm-svn: 110604
 2010-08-09 21:09:46 +00:00
Daniel Dunbar
86b9f0dcb6 build: Don't pass -avoid-version or -no-undefined on Darwin, they don't do 
anything.

llvm-svn: 109957
 2010-07-31 21:32:56 +00:00
Daniel Dunbar
b55ca8e447 build/Darwin: Add an LLVM_LTO_VERSION_OFFSET make variable to allow offsetting 
the libLTO library version from the actual build version.

llvm-svn: 108495
 2010-07-16 01:41:38 +00:00
Dan Gohman
6163340daf Eliminate some unnessary Path::exists() calls. 
llvm-svn: 104888
 2010-05-27 20:51:54 +00:00
Dan Gohman
35206e98e6 When handling raw_ostream errors manually, use clear_error() so that 
raw_ostream doesn't try to do its own error handling.

Also, close the raw_ostream before checking for errors so that any
errors that occur during closing are caught by the manual check.

llvm-svn: 104882
 2010-05-27 20:19:47 +00:00
Bill Wendling
ed91169004 The getDefaultSubtargetFeatures method of SubtargetFeature did actually return a 
string of features for that target. However LTO was using that string to pass
into the "create target machine" stuff. That stuff needed the feature string to
be in a particular form. In particular, it needed the CPU specified first and
then the attributes. If there isn't a CPU specified, it required it to be blank
-- e.g., ",+altivec". Yuck.

Modify the getDefaultSubtargetFeatures method to be a non-static member
function. For all attributes for a specific subtarget, it will add them in like
normal. It will also take a CPU string so that it can satisfy this horrible
syntax.

llvm-svn: 103451
 2010-05-11 00:30:02 +00:00
Duncan Sands
153ad3b903 Remove the -enable-sjlj-eh option, which doesn't do anything. 
Remove the -enable-eh option which is only used by the JIT,
and replace it with -jit-enable-eh.

llvm-svn: 102865
 2010-05-02 15:36:26 +00:00
Bill Wendling
8a16d236db r98363 deleted a '!' when cleaning up whitespace. This caused globals which are 
*not* declarations to *not* be placed in the "preserve" list.
<rdar://problem/7870735>

llvm-svn: 102405
 2010-04-27 00:55:25 +00:00
Dan Gohman
b66acedc8a Fix more -Wcast-qual warnings. 
llvm-svn: 101656
 2010-04-17 17:44:03 +00:00
Dan Gohman
55f814fdc4 Make the export files absolute paths, and change Makefile.rules 
to expect them this way, to fix srcdir!=objdir builds.

llvm-svn: 101414
 2010-04-15 23:08:00 +00:00
Dan Gohman
bfbdc27d54 Generalize the EXPORTED_SYMBOL_FILE concept in the Makefiles to work with 
native linking export files, including running sed to prepend underscores
on darwin, and make use of it in libLTO and libEnhancedDisassembly.

Remove the leading underscores from library export files so that they
work with the new EXPORTED_SYMBOL_FILE support.

llvm-svn: 101399
 2010-04-15 20:54:25 +00:00
Chris Lattner
269737461d stringref-ize the MemoryBuffer::get apis. This requires 
a co-committed clang patch.

llvm-svn: 100485
 2010-04-05 22:42:30 +00:00