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* switch bugpoint and liblto to PassManagerBuilder.Chris Lattner2011-05-221-8/+6
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@131821 91177308-0d34-0410-b5e6-96231b3b80d8
* Simplify the handling of pcrel relocations on ELF. Now we do the right thingRafael Espindola2011-05-011-1/+1
| | | | | | | | | | for all symbol differences and can drop the old EmitPCRelSymbolValue method. This also make getExprForFDESymbol on ELF equal to the one on MachO, and it can be made non-virtual. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130634 91177308-0d34-0410-b5e6-96231b3b80d8
* Remove unused argument.Rafael Espindola2011-04-211-4/+2
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* Fix typo in comment.Nick Lewycky2011-04-211-1/+1
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* Fix a ton of comment typos found by codespell. Patch byChris Lattner2011-04-151-1/+1
| | | | | | | | Luis Felipe Strano Moraes! git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@129558 91177308-0d34-0410-b5e6-96231b3b80d8
* Update CMakeLists.txtDevang Patel2011-04-011-1/+1
| | | | | | | | Patch by arrowdoger. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@128719 91177308-0d34-0410-b5e6-96231b3b80d8
* Expoert c interface for disassembler.Devang Patel2011-03-292-1/+5
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* Add a lto_codegen_compile_to_file to avoid producing a file, reading it toRafael Espindola2011-03-224-43/+61
| | | | | | memory and writing it back to disk. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@128108 91177308-0d34-0410-b5e6-96231b3b80d8
* We don't need a null terminator for the output file.Rafael Espindola2011-03-221-1/+4
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* Use lazy parsing in LTO. Unfortunately this is only a 3% time saving forRafael Espindola2011-03-182-8/+27
| | | | | | 'ar'. Have to figure out how to make libLTO even lazier. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@127901 91177308-0d34-0410-b5e6-96231b3b80d8
* Simplify the computation of undefined symbols. Instead of walkingRafael Espindola2011-03-182-46/+2
| | | | | | | | | | | | | | | | | | | | | | | functions and initializers, just report the declarations present in the module. The motivation is to open the way for using the lazy module parsing, which should speed up clients that just want a symbol list (nm, ar). This is slightly less precise, but since both -strip-dead-prototypes and -globaldce are part of the standard pipeline, this shouldn't change the result for clang/dragonegg produced binaries. Any decl in an IL file was also put there because a FE expected it to be necessary, so this should not be a problem for "-O0 -emit-llvm". As a sanity check, I have bootstrapped clang on linux and built firefox on both linux and darwin. A clang bootstrap on darwin with LTO fails with or without this patch because, ironically, the linker doesn't like the combination of dead_strip and LTO when building libLTO.so :-) git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@127870 91177308-0d34-0410-b5e6-96231b3b80d8
* tools/lto/LTOModule.cpp: Eliminate an unused variable.NAKAMURA Takumi2011-03-181-1/+0
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* Use RequiresNullTerminator to create buffers without a null terminatorRafael Espindola2011-03-171-9/+2
| | | | | | instead of copying. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@127835 91177308-0d34-0410-b5e6-96231b3b80d8
* Add support in the LTO library for loading an object from the middleRafael Espindola2011-03-174-4/+32
| | | | | | of an file. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@127781 91177308-0d34-0410-b5e6-96231b3b80d8
* Build LTO as a static library too.Oscar Fuentes2011-03-121-4/+12
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* Build LTO as a static library too.Oscar Fuentes2011-03-121-4/+8
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* Update link components for llvm-dis and LTO.Oscar Fuentes2011-03-121-1/+3
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* Add LTO and gold plugin to the CMake build. Linux-only, support forOscar Fuentes2011-03-111-0/+13
| | | | | | | | other systems pending. PR9456. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@127466 91177308-0d34-0410-b5e6-96231b3b80d8
* Add a special streamer to libLTO that just records symbols definitions andRafael Espindola2011-03-024-72/+322
| | | | | | | | | | | 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 :-) git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126830 91177308-0d34-0410-b5e6-96231b3b80d8
* Switch LTO to use MC. This takes the linking of libxul.so from about 7m toRafael Espindola2011-02-243-129/+35
| | | | | | 6m30. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126426 91177308-0d34-0410-b5e6-96231b3b80d8
* Fix some memory leaks and avoid looking in the hash tables twice.Rafael Espindola2011-02-202-35/+53
| | | | | | libxul links in 7m0.403s. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126085 91177308-0d34-0410-b5e6-96231b3b80d8
* Preserve aliases if needed.Rafael Espindola2011-02-121-0/+8
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* Fix a silly bug I introduced when dropping std::string.Rafael Espindola2011-02-121-0/+2
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* Remove std::string version of getNameWithPrefix.Rafael Espindola2011-02-112-4/+10
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* Don't open the file again in the gold plugin. To be able to do this, updateRafael Espindola2011-02-084-0/+23
| | | | | | MemoryBuffer::getOpenFile to not close the file descriptor. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@125128 91177308-0d34-0410-b5e6-96231b3b80d8
* Don't tell the linker about available_externally definitions. If we do, it willRafael Espindola2011-02-011-0/+4
| | | | | | complain about duplicated definitions. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@124634 91177308-0d34-0410-b5e6-96231b3b80d8
* Do not include DataTypes.h in llvm-c/lto.h.Devang Patel2011-01-071-3/+3
| | | | | | | This means avoid using uint32_t. This patch reverts r112200 and fixes original problem by fixing argument type in lto.cpp. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@123038 91177308-0d34-0410-b5e6-96231b3b80d8
* MemoryBuffer now return an error_code and returns a OwningPtr<MemoryBuffer> ↵Michael J. Spencer2010-12-162-11/+9
| | | | | | via an out parm. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121958 91177308-0d34-0410-b5e6-96231b3b80d8
* Fixed version of 121434 with no new memory leaks.Rafael Espindola2010-12-102-2/+2
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* Revert my previous patch to make the valgrind bots happy.Rafael Espindola2010-12-102-2/+2
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* Initial support for the cfi directives. This is just enough to getRafael Espindola2010-12-092-2/+2
| | | | | | | | | | | f: .cfi_startproc nop .cfi_endproc assembled (on ELF). git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121434 91177308-0d34-0410-b5e6-96231b3b80d8
* More code not compiled by CMake. :(.Michael J. Spencer2010-12-092-5/+14
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* Do not try luck by using given name to create temporary file. In parallel ↵Devang Patel2010-12-061-1/+1
| | | | | | | | | builds it may not work. This time for .s file. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121016 91177308-0d34-0410-b5e6-96231b3b80d8
* Do not try luck by using given name to create temporary file. In parallel ↵Devang Patel2010-12-031-1/+1
| | | | | | builds it may not work. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120860 91177308-0d34-0410-b5e6-96231b3b80d8
* I swear I did a make clean and make before committing all this...Michael J. Spencer2010-11-292-6/+6
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* Record sysbols created by aliases. Fixes PR8414.Rafael Espindola2010-10-201-0/+9
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* lto: Respect LLVM_VERSION_INFO make variable, since setting CC arguments withDaniel Dunbar2010-10-151-0/+4
| | | | | | spaces gives tests fits and shell escaping is an art best left to jabberwockies. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116632 91177308-0d34-0410-b5e6-96231b3b80d8
* This file needs ToolOutputFile.h too.Dan Gohman2010-10-071-0/+1
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* Provide a fast "get me the target triple from the module" API. This canBill Wendling2010-10-061-9/+4
| | | | | | | | | drastically reduce the linking time during LTO. Patch by Shantonu Sen! git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@115728 91177308-0d34-0410-b5e6-96231b3b80d8
* Add a new scope type "LTO_SYMBOL_SCOPE_DEFAULT_CAN_BE_HIDDEN" for theBill Wendling2010-09-271-8/+8
| | | | | | | "linker_private_weak_auto_def" linkage type for LTO. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@114868 91177308-0d34-0410-b5e6-96231b3b80d8
* The "linker_private_weak*" linkages should set the LTO_SYMBOL_DEFINITION_WEAKBill Wendling2010-09-271-1/+3
| | | | | | | during LTO. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@114850 91177308-0d34-0410-b5e6-96231b3b80d8
* Make tool_output_file's raw_ostream instance a member variable insteadDan Gohman2010-09-012-13/+14
| | | | | | | | | | | 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. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@112706 91177308-0d34-0410-b5e6-96231b3b80d8
* Fix prototypes.Devang Patel2010-08-261-1/+1
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* lto_codegen_set_gcc_path was removed.Dan Gohman2010-08-251-1/+0
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* Fix a few missing entries in lto.exports.Dan Gohman2010-08-251-0/+3
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* Convert tools to use tool_output_file, and introduce errorDan Gohman2010-08-201-4/+11
| | | | | | | checking to places which previously lacked it. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111651 91177308-0d34-0410-b5e6-96231b3b80d8
* Make it possible to set the cpu used for codegen.Rafael Espindola2010-08-113-1/+16
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* lto: Fix an inverted conditional which prevented the addition of symbols scrapedDaniel Dunbar2010-08-111-1/+1
| | | | | | | | 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... git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@110757 91177308-0d34-0410-b5e6-96231b3b80d8
* lto: Fix gratuitous memory leaks.Daniel Dunbar2010-08-111-3/+3
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* lto: Reduce nesting.Daniel Dunbar2010-08-101-56/+57
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