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2013-05-13Remove the MachineMove class.Rafael Espindola
It was just a less powerful and more confusing version of MCCFIInstruction. A side effect is that, since MCCFIInstruction uses dwarf register numbers, calls to getDwarfRegNum are pushed out, which should allow further simplifications. I left the MachineModuleInfo::addFrameMove interface unchanged since this patch was already fairly big. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181680 91177308-0d34-0410-b5e6-96231b3b80d8
2013-05-11Correct parameter name in doc comment to match declaration.David Blaikie
(review feedback on r181632 from Dmitri) git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181664 91177308-0d34-0410-b5e6-96231b3b80d8
2013-05-11Change getFrameMoves to return a const reference.Rafael Espindola
To add a frame now there is a dedicated addFrameMove which also takes care of constructing the move itself. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181657 91177308-0d34-0410-b5e6-96231b3b80d8
2013-05-10PR14492: Debug Info: Support for values of non-integer non-type template ↵David Blaikie
parameters. This is only tested for global variables at the moment (& includes tests for the unnamed parameter case, since apparently this entire function was completely untested previously) git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181632 91177308-0d34-0410-b5e6-96231b3b80d8
2013-05-10Remove unused argument.Rafael Espindola
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181618 91177308-0d34-0410-b5e6-96231b3b80d8
2013-05-09Documentation warning: \param, not \parmDmitri Gribenko
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181549 91177308-0d34-0410-b5e6-96231b3b80d8
2013-05-09Rewrite assert to avoid warning when the record element type is byte-sized.Jordan Rose
BitstreamWriter asserts that when blob data is written from the record element vector, each element fits in a byte. However, if the record elements are specified as a SmallVector of 'char', this causes a warning from -Wtautological-constant-out-of-range-compare. Fix this by using llvm::isUInt<8> instead of a plain comparison against 256. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181545 91177308-0d34-0410-b5e6-96231b3b80d8
2013-05-09Avoid runtime type checks.Rafael Espindola
In most cases the relocation type implies the object word size and endianness. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181515 91177308-0d34-0410-b5e6-96231b3b80d8
2013-05-09Introduce convenience typedefs for the 4 ELF object types.Rafael Espindola
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181509 91177308-0d34-0410-b5e6-96231b3b80d8
2013-05-09Change getRelocationAdditionalInfo to be ELF only.Rafael Espindola
It was only implemented for ELF where it collected the Addend, so this patch also renames it to getRelocationAddend. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181502 91177308-0d34-0410-b5e6-96231b3b80d8
2013-05-08Use correct parameter names in comments [-Wdocumentation]Dmitri Gribenko
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181478 91177308-0d34-0410-b5e6-96231b3b80d8
2013-05-08Add DebugIR pass -- emits IR file and replace source lines with IR lines in MDDaniel Malea
- requires existing debug information to be present - fixes up file name and line number information in metadata - emits a "<orig_filename>-debug.ll" succinct IR file (without !dbg metadata or debug intrinsics) that can be read by a debugger - initialize pass in opt tool to enable the "-debug-ir" flag - lit tests to follow git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181467 91177308-0d34-0410-b5e6-96231b3b80d8
2013-05-08Pull up AssemblyWriter interface into header to allow subclassingDaniel Malea
- made all functions virtual so that subclasses can specialize them - add printInstructionLine so that subclasses can choose whether or not to print the newline character (without having to implement printBasicBlock() - added a second constructor to AssemblyWriter that does not require a SlotTracker, as required in order to keep the SlotTracker helper class outside AsmWriter.h and buried in the implementation. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181466 91177308-0d34-0410-b5e6-96231b3b80d8
2013-05-08Add line tracking support to FormattedStream Daniel Malea
- previously formatted_raw_ostream tracked columns, now it tracks lines too - used by (upcoming) DebugIR pass to know the line number to connect to each IR instruction git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181463 91177308-0d34-0410-b5e6-96231b3b80d8
2013-05-08[PowerPC] Add some missing PPC64 relocsUlrich Weigand
All R_PPC_... relocs should also be present (using the same number) under the corresponding R_PPC64_... name. The latter were missing for a couple of cases, which this patch adds. This is not a big problem when emitting the reloc, because we can just use the R_PPC_... define instead. But it is a problem when *dumping* relocations e.g. using llvm-readobj, because this will expect only R_PPC64_... values when inspecting a ppc64 ELF file. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181451 91177308-0d34-0410-b5e6-96231b3b80d8
2013-05-07Rename DIImportedModule to DIImportedEntity and allow imported declarationsDavid Blaikie
DIBuilder::createImportedDeclaration isn't fully plumbed through (note, lacking in AsmPrinter/DwarfDebug support) but this seemed like a sufficiently useful division of code to make the subsequent patch(es) easier to follow. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181364 91177308-0d34-0410-b5e6-96231b3b80d8
2013-05-07Remove exception handling support from the old JIT.Rafael Espindola
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181354 91177308-0d34-0410-b5e6-96231b3b80d8
2013-05-06Implemented public interface for modifying registered (not positional or ↵Andrew Trick
sink options) command line options at runtime. Patch by Dan Liew! git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181254 91177308-0d34-0410-b5e6-96231b3b80d8
2013-05-06Support command line option categories.Andrew Trick
Patch by Dan Liew! git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181253 91177308-0d34-0410-b5e6-96231b3b80d8
2013-05-06Provide InstCombines for the following 3 cases:Jean-Luc Duprat
A * (1 - (uitofp i1 C)) -> select C, 0, A B * (uitofp i1 C) -> select C, B, 0 select C, 0, A + select C, B, 0 -> select C, B, A These come up in code that has been hand-optimized from a select to a linear blend, on platforms where that may have mattered. We want to undo such changes with the following transform: A*(1 - uitofp i1 C) + B*(uitofp i1 C) -> select C, A, B git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181216 91177308-0d34-0410-b5e6-96231b3b80d8
2013-05-06Fix formatting. Patch by o11c.Duncan Sands
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181189 91177308-0d34-0410-b5e6-96231b3b80d8
2013-05-06Fix const merging when an alias of a const is llvm.used.Rafael Espindola
We used to disable constant merging not only if a constant is llvm.used, but also if an alias of a constant is llvm.used. This change fixes that. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181175 91177308-0d34-0410-b5e6-96231b3b80d8
2013-05-05Add EH support to the MCJIT.Rafael Espindola
This gets exception handling working on ELF and Macho (x86-64 at least). Other than the EH frame registration, this patch also implements support for GOT relocations which are used to locate the personality function on MachO. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181167 91177308-0d34-0410-b5e6-96231b3b80d8
2013-05-05For ARM backend, fixed "byval" attribute support.Stepan Dyatkovskiy
Now even the small structures could be passed within byval (small enough to be stored in GPRs). In regression tests next function prototypes are checked: PR15293: %artz = type { i32 } define void @foo(%artz* byval %s) define void @foo2(%artz* byval %s, i32 %p, %artz* byval %s2) foo: "s" stored in R0 foo2: "s" stored in R0, "s2" stored in R2. Next AAPCS rules are checked: 5.5 Parameters Passing, C.4 and C.5, "ParamSize" is parameter size in 32bit words: -- NSAA != 0, NCRN < R4 and NCRN+ParamSize > R4. Parameter should be sent to the stack; NCRN := R4. -- NSAA != 0, and NCRN < R4, NCRN+ParamSize < R4. Parameter stored in GPRs; NCRN += ParamSize. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181148 91177308-0d34-0410-b5e6-96231b3b80d8
2013-05-05PatternMatch: Fix documentation - 'function' not 'attribute'Arnold Schwaighofer
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181146 91177308-0d34-0410-b5e6-96231b3b80d8
2013-05-05PatternMatch: Matcher for (un)ordered floating point min/maxArnold Schwaighofer
Add support for matching 'ordered' and 'unordered' floating point min/max constructs. In LLVM we can express min/max functions as a combination of compare and select. We have support for matching such constructs for integers but not for floating point. In floating point math there is no total order because of the presence of 'NaN'. Therefore, we have to be careful to preserve the original fcmp semantics when interpreting floating point compare select combinations as a minimum or maximum function. The resulting 'ordered/unordered' floating point maximum function has to select the same value as the select/fcmp combination it is based on. ordered_max(x,y) = max(x,y) iff x and y are not NaN, y otherwise unordered_max(x,y) = max(x,y) iff x and y are not NaN, x otherwise ordered_min(x,y) = min(x,y) iff x and y are not NaN, y otherwise unordered_min(x,y) = min(x,y) iff x and y are not NaN, x otherwise This matches the behavior of the underlying select(fcmp(olt/ult/.., L, R), L, R) construct. Any code using this predicate has to preserve this semantics. A follow-up patch will use this to implement floating point min/max reductions in the vectorizer. radar://13723044 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181143 91177308-0d34-0410-b5e6-96231b3b80d8
2013-05-05Add ArrayRef constructor from None, and do the cleanups that this ↵Dmitri Gribenko
constructor enables Patch by Robert Wilhelm. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181138 91177308-0d34-0410-b5e6-96231b3b80d8
2013-05-04Allow host triple to be correctly overridden in CMake buildsTim Northover
The intended semantics mirror autoconf, where the user is able to specify a host triple, but if it's left to the build system then "config.guess" is invoked for the default. This also renames the LLVM_HOSTTRIPLE define to LLVM_HOST_TRIPLE to fit in with the style of the surrounding defines. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181112 91177308-0d34-0410-b5e6-96231b3b80d8
2013-05-04Fix a performance bug in the Linker.Rafael Espindola
Now that we hava a convinient place to keep it, remeber the set of identified structs as we merge modules. This speeds up the linking of all the bitcode files in clang with the gold plugin and -plugin-opt=emit-llvm (i.e., link only, no codegen) from 5:25 minutes to 13.6 seconds! Patch by Xiaofei Wan! git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181104 91177308-0d34-0410-b5e6-96231b3b80d8
2013-05-04Last batch of cleanups to Linker.h.Rafael Espindola
Update comments, fix * placement, fix method names that are not used in clang, add a linkInModule that takes a Mode and put it in Linker.cpp. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181099 91177308-0d34-0410-b5e6-96231b3b80d8
2013-05-04Don't construct or delete a module on the Linker.Rafael Espindola
The linker is now responsible only for actually linking the modules, it is up to the clients to create and destroy them. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181098 91177308-0d34-0410-b5e6-96231b3b80d8
2013-05-04Don't store the context in the Linker.Rafael Espindola
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181097 91177308-0d34-0410-b5e6-96231b3b80d8
2013-05-04Remove unused members and constructor arguments.Rafael Espindola
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181096 91177308-0d34-0410-b5e6-96231b3b80d8
2013-05-04Delete dead code from the linker.Rafael Espindola
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181094 91177308-0d34-0410-b5e6-96231b3b80d8
2013-05-03Revert r181009.Amara Emerson
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181079 91177308-0d34-0410-b5e6-96231b3b80d8
2013-05-03Add support for reading ARM ELF build attributes.Amara Emerson
Build attribute sections can now be read if they exist via ELFObjectFile, and the llvm-readobj tool has been extended with an option to dump this information if requested. Regression tests are also included which exercise these features. Also update the docs with a fixed ARM ABI link and a new link to the Addenda which provides the build attributes specification. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181009 91177308-0d34-0410-b5e6-96231b3b80d8
2013-05-03[SystemZ] Add ELF relocation supportRichard Sandiford
Another step towards reinstating the SystemZ backend. Tests will be included in the main backend patch. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181008 91177308-0d34-0410-b5e6-96231b3b80d8
2013-05-03[SystemZ] Add llvm::Triple::systemzRichard Sandiford
First step towards reinstating the SystemZ backend. Tests will be included in the main backend patch. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181007 91177308-0d34-0410-b5e6-96231b3b80d8
2013-05-03[mips] Remove "Commutative" from property list of non-commutative intrinsics.Akira Hatanaka
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@180988 91177308-0d34-0410-b5e6-96231b3b80d8
2013-05-03In MC asm parsing, account for the possibility of whitespace withinJohn McCall
the "identifier" parsed by the frontend callback by skipping forward until we've consumed a token that ends at the point dictated by the callback. In addition, inform the callback when it's parsing an unevaluated operand (e.g. mov eax, LENGTH A::x) as opposed to an evaluated one (e.g. mov eax, [A::x]). This commit depends on a clang commit. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@180978 91177308-0d34-0410-b5e6-96231b3b80d8
2013-05-02Replaced usages of size_type with size_t to be more consistent.Aaron Ballman
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@180947 91177308-0d34-0410-b5e6-96231b3b80d8
2013-05-02Provide an API to temporarily suppress DebugLocations from being attachedAdrian Prantl
to emitted instructions. Use this if you want an instruction to be counted towards the prologue or if there is no useful source location. rdar://problem/13442648 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@180929 91177308-0d34-0410-b5e6-96231b3b80d8
2013-05-01This exposes more MCJIT options via the C API:Filip Pizlo
CodeModel: It's now possible to create an MCJIT instance with any CodeModel you like. Previously it was only possible to create an MCJIT that used CodeModel::JITDefault. EnableFastISel: It's now possible to turn on the fast instruction selector. The CodeModel option required some trickery. The problem is that previously, we were ensuring future binary compatibility in the MCJITCompilerOptions by mandating that the user bzero's the options struct and passes the sizeof() that he saw; the bindings then bzero the remaining bits. This works great but assumes that the bitwise zero equivalent of any field is a sensible default value. But this is not the case for LLVMCodeModel, or its internal equivalent, llvm::CodeModel::Model. In both of those, the default for a JIT is CodeModel::JITDefault (or LLVMCodeModelJITDefault), which is not bitwise zero. Hence this change introduces LLVMInitializeMCJITCompilerOptions(), which will initialize the user's options struct with defaults. The user will use this in the same way that they would have previously used memset() or bzero(). MCJITCAPITest.cpp illustrates the change, as does the comment in ExecutionEngine.h. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@180893 91177308-0d34-0410-b5e6-96231b3b80d8
2013-05-01Rename 'struct LLVMTargetMachine' to 'struct LLVMOpaqueTargetMachine'. Filip Pizlo
This avoids namespace collisions with llvm::LLVMTargetMachine. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@180891 91177308-0d34-0410-b5e6-96231b3b80d8
2013-05-01Revert r180737. The companion patch was reverted, and this is not relevant ↵Bill Wendling
right now. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@180889 91177308-0d34-0410-b5e6-96231b3b80d8
2013-05-01Fix file header comment.Filip Pizlo
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@180882 91177308-0d34-0410-b5e6-96231b3b80d8
2013-05-01This patch breaks up Wrap.h so that it does not have to include all of Filip Pizlo
the things, and renames it to CBindingWrapping.h. I also moved CBindingWrapping.h into Support/. This new file just contains the macros for defining different wrap/unwrap methods. The calls to those macros, as well as any custom wrap/unwrap definitions (like for array of Values for example), are put into corresponding C++ headers. Doing this required some #include surgery, since some .cpp files relied on the fact that including Wrap.h implicitly caused the inclusion of a bunch of other things. This also now means that the C++ headers will include their corresponding C API headers; for example Value.h must include llvm-c/Core.h. I think this is harmless, since the C API headers contain just external function declarations and some C types, so I don't believe there should be any nasty dependency issues here. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@180881 91177308-0d34-0410-b5e6-96231b3b80d8
2013-05-01get rid of windows warning:Peng Cheng
warning C4946: reinterpret_cast used between related classes git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@180852 91177308-0d34-0410-b5e6-96231b3b80d8
2013-05-01get rid of windows warning:Peng Cheng
warning C4800: forcing value to bool 'true' or 'false' (performance warning) git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@180851 91177308-0d34-0410-b5e6-96231b3b80d8
2013-05-01replace reinterpret_cast by cast or remove reinterpret_cast to get rid of ↵Peng Cheng
windows warning: warning C4946: reinterpret_cast used between related classes. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@180850 91177308-0d34-0410-b5e6-96231b3b80d8
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