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2010-12-29Initial .cfi_offset implementation.Rafael Espindola
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122611 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-28Implement .cfi_remember_state and .cfi_restore_state.Rafael Espindola
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122602 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-28Start adding basic support for emitting the call frame instructions.Rafael Espindola
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122590 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-27Add support for .cfi_lsda.Rafael Espindola
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122584 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-27Add support for the same encodings of the personality function that gnu asRafael Espindola
supports. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122577 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-22Rename NeedsSetToChangeDiffSize to HasAggressiveSymbolFolding which is a muchRafael Espindola
better name and matches what is used in the MachO writer. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122443 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-15Better fix for opt buildMatt Beaumont-Gay
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121910 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-15Fix opt -Werror buildMatt Beaumont-Gay
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121904 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-15Generalize an assert.Rafael Espindola
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121851 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-10Fixed version of 121434 with no new memory leaks.Rafael Espindola
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121471 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-10Revert my previous patch to make the valgrind bots happy.Rafael Espindola
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121461 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-09Initial support for the cfi directives. This is just enough to getRafael Espindola
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
2010-12-09Add assert to catch an attempt to emit .byte 256Devang Patel
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121402 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-06Second try at making direct object emission produce the same resultsRafael Espindola
as llc + llvm-mc. This time ELF is not changed and I tested that llvm-gcc bootstrap on darwin10 using darwin9's assembler and linker. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121006 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-06Revert previous two patches while I try to find out how to make bothRafael Espindola
linux and darwin assemblers happy :-( git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121004 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-06Add an EmitAbsValue helper method and use it in cases where we want to be sureRafael Espindola
that no relocations are used (on MochO). Fixes llc producing different output from llc + llvm-mc. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121000 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-03Make EmitIntValue more efficient and more like what we do for leb128. TheRafael Espindola
difference is much smaller (about 0.3s) but significant. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120787 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-03Do with uleb the same trick we now do with dwarf line/address advances. ThisRafael Espindola
avoids creating leb128 fragments and speeds up the test in PR8711 to 33s. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120774 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-03Try to resolve symbol differences early, and if successful create a plainRafael Espindola
data fragment. This reduces the time to assemble the test in 8711 from 60s to 54s. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120767 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-28Avoid code duplication in the many unsupported EmitGPRel32Value implementations.Rafael Espindola
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120243 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-22Add basic CFI methods to the streamer interface.Rafael Espindola
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@119972 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-16Add .loc methods to the streamer.Rafael Espindola
Next: Add support for the !HasDotLocAndDotFile case to the MCAsmStreamer and then switch codegen to use it. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@119384 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-02Add support for expressions in .sleb/.uleb directives.Rafael Espindola
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@118023 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-01Implement .weakref.Rafael Espindola
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117911 91177308-0d34-0410-b5e6-96231b3b80d8
2010-09-30This is the last major patch to implement support for the .loc directiveKevin Enderby
and output the dwarf line number tables. This contains the code to emit and encode the dwarf line tables from the previously gathered information in the MCLineSection objects. This contains all the details to encode the line and address deltas into the dwarf line table. To do this an MCDwarfLineAddrFragment has been added. Also this moves the interface code out of Mach-O streamer into MCDwarf so it should be useable by other object file formats. There is now one call to be made from an MCObjectStreamer EmitInstruction() method: MCLineEntry::Make(this, getCurrentSection()); to create a line entry after each instruction is assembled. And one call call to be made from an MCObjectStreamer Finish() method: MCDwarfFileTable::Emit(this, DwarfLineSection); when getContext().hasDwarfFiles() is true and is passed a object file specific MCSection where to emit the dwarf file and the line tables. This appears to now be correct for 32-bit targets, at least x86. But the relocation entries for 64-bit Darwin needs some further work which is next up to work on. So for now the 64-bit Mach-O target does not output the dwarf file and line tables. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@115157 91177308-0d34-0410-b5e6-96231b3b80d8
2010-09-02Add AsmParser support for the ELF .previous directive. Patch by Roman Divacky.Benjamin Kramer
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@112849 91177308-0d34-0410-b5e6-96231b3b80d8
2010-07-19_[A-Z] identifiers are reserved for the implementation.Michael J. Spencer
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108682 91177308-0d34-0410-b5e6-96231b3b80d8
2010-05-20Grammar fix. This is a test commit.Matt Fleming
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104264 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-03add a twine form of MCStreamer::EmitRawText, and mc'izeChris Lattner
a few more things in AsmPrinter.cpp. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100294 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-03add <cstdlib> header for abort() on linux builders.Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100290 91177308-0d34-0410-b5e6-96231b3b80d8
2010-04-03add a new EmitInlineAsm function to asmprinter to handle inline asm.Chris Lattner
If we have an MCAsmStreamer, we continue to emit asm textually, otherwise we (currently) emit an error to errs and ignore it. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100289 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-09add a EmitSymbolValue convenience method to MCStreamer.Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98017 91177308-0d34-0410-b5e6-96231b3b80d8
2010-01-22add a new MCAsmStreamer::GetCommentOS method to simplify stuffChris Lattner
that doesn't want to use twines. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@94199 91177308-0d34-0410-b5e6-96231b3b80d8
2010-01-19add a new EmitIntValue method that MCStreamer impls can optionally defineChris Lattner
and that clients can use. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@93923 91177308-0d34-0410-b5e6-96231b3b80d8
2010-01-19Generalize mcasmstreamer data emission APIs to take an address spaceChris Lattner
identifier. There is no way to work around it. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@93896 91177308-0d34-0410-b5e6-96231b3b80d8
2010-01-19add a "MCStreamer::EmitFill" method, and move the default implementationChris Lattner
(which just iteratively emits bytes) to MCStreamer. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@93888 91177308-0d34-0410-b5e6-96231b3b80d8
2009-08-18Make AsmStreamer maintain a notion of the current section, pushing it up ↵Chris Lattner
from the MCAsmStreamer. Based on this, eliminate the current section from AsmPrinter. While I'm at it, clean up the last of the horrible "switch to null section" stuff and add an assert. This change is in preparation for completely eliminating asmprinter::switchtosection. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@79324 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-24Start MCAsmStreamer implementation.Daniel Dunbar
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@74044 91177308-0d34-0410-b5e6-96231b3b80d8