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* Remove broken include.Rafael Espindola2014-06-13
| | | | | | Looks like I got some git merge wrong. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@210911 91177308-0d34-0410-b5e6-96231b3b80d8
* Fix KillTheDoctor after r210725.Rafael Espindola2014-06-13
| | | | | | | We don't map these windows errors to generic ones since errc::timed_out is not defined on mingw. Just use the raw windows error value. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@210910 91177308-0d34-0410-b5e6-96231b3b80d8
* [Win32] Let utils/not aware of abort(), aka llvm_unreachable(), in msvcrt.NAKAMURA Takumi2014-06-13
| | | | | | | | It has exit code as 3. abort(), aka unreachable, may be handled as crash. FIXME: Could we move this into Win32/Program.inc? git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@210895 91177308-0d34-0410-b5e6-96231b3b80d8
* Remove the last uses of 'using std::error_code'Rafael Espindola2014-06-13
| | | | | | This finishes the transition to std::error_code. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@210877 91177308-0d34-0410-b5e6-96231b3b80d8
* Fix the build of KillTheDoctor.Rafael Espindola2014-06-12
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@210843 91177308-0d34-0410-b5e6-96231b3b80d8
* Don't use 'using std::error_code' in include/llvm.Rafael Espindola2014-06-12
| | | | | | This should make sure that most new uses use the std prefix. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@210835 91177308-0d34-0410-b5e6-96231b3b80d8
* Remove system_error.h.Rafael Espindola2014-06-12
| | | | | | | This is a minimal change to remove the header. I will remove the occurrences of "using std::error_code" in a followup patch. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@210803 91177308-0d34-0410-b5e6-96231b3b80d8
* Use std::error_code instead of llvm::error_code.Rafael Espindola2014-06-11
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The idea of this patch is to turn llvm/Support/system_error.h into a transitional header that just brings in the erorr_code api to the llvm namespace. I will remove it shortly afterwards. The cases where the general idea needed some tweaking: * std::errc is a namespace in msvc, so we cannot use "using std::errc". I could add an #ifdef, but there were not that many uses, so I just added std:: to them in this patch. * Template specialization had to be moved to the std namespace in this patch set already. * The msvc implementation of default_error_condition doesn't seem to provide the same transformations as we need. Not too surprising since the standard doesn't actually say what "equivalent" means. I fixed the problem by keeping our old mapping and using it at error_code construction time. Despite these shortcomings I think this is still a good thing. Some reasons: * The different implementations of system_error might improve over time. * It removes 925 lines of code from llvm already. * It removes 6313 bytes from the text segment of the clang binary when it is built with gcc and 2816 bytes when building with clang and libstdc++. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@210687 91177308-0d34-0410-b5e6-96231b3b80d8
* Remove windows_error.Rafael Espindola2014-06-11
| | | | | | | | | | MSVC doesn't seem to provide any is_error_code_enum enumeration for the windows errors. Fortunately very few places in llvm have to handle raw windows errors, so we can just construct the corresponding error_code directly. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@210631 91177308-0d34-0410-b5e6-96231b3b80d8
* lit: warn when passed invalid pathnameHans Wennborg2014-06-10
| | | | | | | | | | | | | | | It would previously say things like warning: input 'test/Frontend/foo.c' contained no tests and have the user pull their hair trying to figure out what's wrong with that file. This patch changes the message to the much clearer: warning: no such file or directory: 'test/Frontend/foo.c' Differential Revision: http://reviews.llvm.org/D4097 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@210597 91177308-0d34-0410-b5e6-96231b3b80d8
* Add detection of OS X relocatable SDK to compiler-rt as a lit.util functionAlexander Potapenko2014-06-10
| | | | | | | | | | | | | Clang's lit cfg already detects the currently selected SDK via "xcrun --show-sdk-path". The same thing should be done for compiler-rt tests, to make them work on recent OS X versions. Instead of duplicating the detection code, this patch extracts the detection function into a lit.util method. Patch by Kuba Brecka (kuba.brecka@gmail.com), reviewed at http://reviews.llvm.org/D4072 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@210534 91177308-0d34-0410-b5e6-96231b3b80d8
* Condition codes AL and NV are invalid in the aliases that useArtyom Skrobov2014-06-10
| | | | | | | | | | | | | | | | inverted condition codes (CINC, CINV, CNEG, CSET, and CSETM). Matching aliases based on "immediate classes", when disassembling, wasn't previously supported, hence adding MCOperandPredicate into class Operand, and implementing the support for it in AsmWriterEmitter. The parsing for those aliases was already custom, so just adding the missing condition into AArch64AsmParser::parseCondCode. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@210528 91177308-0d34-0410-b5e6-96231b3b80d8
* Refactoring in AsmWriterEmitter::EmitPrintAliasInstruction()Artyom Skrobov2014-06-10
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@210527 91177308-0d34-0410-b5e6-96231b3b80d8
* [C++11] Use 'nullptr'.Craig Topper2014-06-08
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@210442 91177308-0d34-0410-b5e6-96231b3b80d8
* AsmMatchers: Use unique_ptr to manage ownership of MCParsedAsmOperandDavid Blaikie2014-06-08
| | | | | | | | | | | | I saw at least a memory leak or two from inspection (on probably untested error paths) and r206991, which was the original inspiration for this change. I ran this idea by Jim Grosbach a few weeks ago & he was OK with it. Since it's a basically mechanical patch that seemed sufficient - usual post-commit review, revert, etc, as needed. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@210427 91177308-0d34-0410-b5e6-96231b3b80d8
* really fix the windows build.Rafael Espindola2014-05-31
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@209964 91177308-0d34-0410-b5e6-96231b3b80d8
* utils: Teach lldbDataFormatters to load automaticallyJustin Bogner2014-05-28
| | | | | | | Add an __lldb_init_module function so that importing the lldbDataFormatters script automatically adds the formatters. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@209712 91177308-0d34-0410-b5e6-96231b3b80d8
* Teach the table generated emitPseudoExpansionLowering function to not emit a ↵Aaron Ballman2014-05-23
| | | | | | switch statement containing only a default statement (and no cases). Updated some of the code to use range-based for loops as well. No functional changes. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@209521 91177308-0d34-0410-b5e6-96231b3b80d8
* ARM64: separate load/store operands to simplify assemblerTim Northover2014-05-22
| | | | | | | | | | | | | | | | | | | This changes ARM64 to use separate operands for each component of an address, and look for separate '[', '$Rn, ..., ']' tokens when parsing. This allows us to do away with quite a bit of special C++ code to handle monolithic "addressing modes" in the MC components. The more incremental matching of the assembler operands also allows for better diagnostics when LLVM is presented with invalid input. Most of the complexity here is with the register-offset instructions, which were extremely dodgy beforehand: even when the instruction used wM, LLVM's model had xM as an operand. We papered over this discrepancy before, but that approach doesn't work now so I split them into separate X and W variants. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@209425 91177308-0d34-0410-b5e6-96231b3b80d8
* [asm matcher] Fix incorrect assertion when there are exactly 32 ↵Daniel Sanders2014-05-21
| | | | | | | | | | | | | | | | | | | | | | | | | | SubtargetFeatures Summary: The minimal type needs to hold a value of '1ULL << 31' but getMinimalTypeForRange() is called with a value of '1ULL << 32'. This patch will also reduce the size of the matcher table when there are 8 or 16 SubtargetFeatures. Also added a dump of the SubtargetFeatures to the -debug output and corrected getMinimalTypeInRange() to consider 0xffffffffull to be a 32-bit value. The testcase is that no existing code is broken and that LLVM still successfully compiles after adding MIPS64r6 CodeGen support. Reviewers: rafael Reviewed By: rafael Subscribers: llvm-commits Differential Revision: http://reviews.llvm.org/D3787 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@209288 91177308-0d34-0410-b5e6-96231b3b80d8
* [modules] Add module maps for LLVM. These are not quite ready for prime-timeRichard Smith2014-05-21
| | | | | | | | yet, but only a few more Clang patches need to land. (I have 'ninja check' passing locally.) git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@209269 91177308-0d34-0410-b5e6-96231b3b80d8
* Clean up language and grammar.Eric Christopher2014-05-20
| | | | | | | Based on a patch by jfcaron3@gmail.com! PR19806 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@209216 91177308-0d34-0410-b5e6-96231b3b80d8
* TableGen: permit non-leaf ComplexPattern usesTim Northover2014-05-20
| | | | | | | | | | | | | | | | | | This allows the results of a ComplexPattern check to be distributed to separate named Operands, instead of the current system where all results must apply (and match perfectly) with a single Operand. For example, if "some_addrmode" is a ComplexPattern producing two results, you can write: def : Pat<(load (some_addrmode GPR64:$base, imm:$offset)), (INST GPR64:$base, imm:$offset)>; This should allow neater instruction definitions in TableGen that don't put all possible aspects of addressing into a single operand, but are still usable with relatively simple C++ CodeGen idioms. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@209206 91177308-0d34-0410-b5e6-96231b3b80d8
* TableGen: convert InstAlias's Emit bit to an int.Tim Northover2014-05-20
| | | | | | | | | | | | | When multiple aliases overlap, the correct string to print can often be determined purely by considering the InstAlias declarations in some particular order. This allows the user to specify that order manually when desired, without resorting to hacking around with the default lexicographical order on Record instantiation, which is error-prone and ugly. I was also mistaken about "add w2, w3, w4" being the same as "add w2, w3, w4, uxtw". That's only true if Rn is the stack pointer. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@209199 91177308-0d34-0410-b5e6-96231b3b80d8
* Fix typos.Eric Christopher2014-05-19
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@209164 91177308-0d34-0410-b5e6-96231b3b80d8
* TableGen: fix operand counting for aliasesTim Northover2014-05-16
| | | | | | | | | | | | | | | | | | | | | TableGen has a fairly dubious heuristic to decide whether an alias should be printed: does the alias have lest operands than the real instruction. This is bad enough (particularly with no way to override it), but it should at least be calculated consistently for both strings. This patch implements that logic: first get the *correct* string for the variant, in the same way as the Matcher, without guessing; then count the number of whitespace chars. There are basically 4 changes this brings about after the previous commits; all of these appear to be good, so I have changed the tests: + ARM64: we print "neg X, Y" instead of "sub X, xzr, Y". + ARM64: we skip implicit "uxtx" and "uxtw" modifiers. + Sparc: we print "mov A, B" instead of "or %g0, A, B". + Sparc: we print "fcmpX A, B" instead of "fcmpX %fcc0, A, B" git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@208969 91177308-0d34-0410-b5e6-96231b3b80d8
* TableGen: use correct MIOperand when printing aliasesTim Northover2014-05-15
| | | | | | | | | | | | | | Previously, TableGen assumed that every aliased operand consumed precisely 1 MachineInstr slot (this was reasonable because until a couple of days ago, nothing more complicated was eligible for printing). This allows a couple more ARM64 aliases to print so we can remove the special code. On the X86 side, I've gone for explicit AT&T size specifiers as the default, so turned off a few of the aliases that would have just started printing. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@208880 91177308-0d34-0410-b5e6-96231b3b80d8
* TableGen/ARM64: print aliases even if they have syntax variants.Tim Northover2014-05-15
| | | | | | | To get at least one use of the change (and some actual tests) in with its commit, I've enabled the AArch64 & ARM64 NEON mov aliases. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@208867 91177308-0d34-0410-b5e6-96231b3b80d8
* Fix typosAlp Toker2014-05-15
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@208839 91177308-0d34-0410-b5e6-96231b3b80d8
* Teach the table generator to not generate switch statements containing only ↵Aaron Ballman2014-05-13
| | | | | | | | a default label with no cases. This solves some warnings with MSVC. No functional changes intended. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@208694 91177308-0d34-0410-b5e6-96231b3b80d8
* TableGen: strengthen assertTim Northover2014-05-13
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@208679 91177308-0d34-0410-b5e6-96231b3b80d8
* Fix gcc -Wparentheses warning.Jay Foad2014-05-13
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@208675 91177308-0d34-0410-b5e6-96231b3b80d8
* TableGen: use PrintMethods to print more aliasesTim Northover2014-05-12
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@208607 91177308-0d34-0410-b5e6-96231b3b80d8
* Move late partial-unrolling thresholds into the processor definitionsHal Finkel2014-05-08
| | | | | | | | | | | | | | | | | | | | | | The old method used by X86TTI to determine partial-unrolling thresholds was messy (because it worked by testing target features), and also would not correctly identify the target CPU if certain target features were disabled. After some discussions on IRC with Chandler et al., it was decided that the processor scheduling models were the right containers for this information (because it is often tied to special uop dispatch-buffer sizes). This does represent a small functionality change: - For generic x86-64 (which uses the SB model and, thus, will get some unrolling). - For AMD cores (because they still currently use the SB scheduling model) - For Haswell (based on benchmarking by Louis Gerbarg, it was decided to bump the default threshold to 50; we're working on a test case for this). Otherwise, nothing has changed for any other targets. The logic, however, has been moved into BasicTTI, so other targets may now also opt-in to this functionality simply by setting LoopMicroOpBufferSize in their processor model definitions. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@208289 91177308-0d34-0410-b5e6-96231b3b80d8
* Debug.h already includes raw_ostream.h, no need to include it again.Eric Christopher2014-05-07
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@208235 91177308-0d34-0410-b5e6-96231b3b80d8
* [CMake] Add build rules for llvm-PerfectShuffle utilityAlexey Samsonov2014-05-07
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@208225 91177308-0d34-0410-b5e6-96231b3b80d8
* ArrayRef-ize the Feature and Processor tables for SubtargetFeatures.Eric Christopher2014-05-06
| | | | | | | | This removes arguments passed everywhere and allows the use of standard iteration over lists. Should be no functional change. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@208127 91177308-0d34-0410-b5e6-96231b3b80d8
* AArch64/ARM64: implement diagnosis of unpredictable loads & storesTim Northover2014-05-06
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@208091 91177308-0d34-0410-b5e6-96231b3b80d8
* [C++11] Use 'nullptr' in tablegen output files.Craig Topper2014-04-30
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@207611 91177308-0d34-0410-b5e6-96231b3b80d8
* raw_ostream: Forward declare OpenFlags and include FileSystem.h only where ↵Benjamin Kramer2014-04-29
| | | | | | necessary. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@207593 91177308-0d34-0410-b5e6-96231b3b80d8
* llvm-build: Get rid of 'import *'Anders Waldenborg2014-04-23
| | | | | | | | | | This allows pyflakes catching more errors in the script. Differential Revision: http://reviews.llvm.org/D3334 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@207012 91177308-0d34-0410-b5e6-96231b3b80d8
* [Modules] Fix potential ODR violations by sinking the DEBUG_TYPEChandler Carruth2014-04-22
| | | | | | definition below all of the header #include lines, TableGen edition. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@206846 91177308-0d34-0410-b5e6-96231b3b80d8
* Simplify DFAPacketizerEmitter State copy/move semantics to use compiler ↵David Blaikie2014-04-21
| | | | | | defaults. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@206824 91177308-0d34-0410-b5e6-96231b3b80d8
* [Modules] Make Support/Debug.h modular. This requires it to not changeChandler Carruth2014-04-21
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | behavior based on other files defining DEBUG_TYPE, which means it cannot define DEBUG_TYPE at all. This is actually better IMO as it forces folks to define relevant DEBUG_TYPEs for their files. However, it requires all files that currently use DEBUG(...) to define a DEBUG_TYPE if they don't already. I've updated all such files in LLVM and will do the same for other upstream projects. This still leaves one important change in how LLVM uses the DEBUG_TYPE macro going forward: we need to only define the macro *after* header files have been #include-ed. Previously, this wasn't possible because Debug.h required the macro to be pre-defined. This commit removes that. By defining DEBUG_TYPE after the includes two things are fixed: - Header files that need to provide a DEBUG_TYPE for some inline code can do so by defining the macro before their inline code and undef-ing it afterward so the macro does not escape. - We no longer have rampant ODR violations due to including headers with different DEBUG_TYPE definitions. This may be mostly an academic violation today, but with modules these types of violations are easy to check for and potentially very relevant. Where necessary to suppor headers with DEBUG_TYPE, I have moved the definitions below the includes in this commit. I plan to move the rest of the DEBUG_TYPE macros in LLVM in subsequent commits; this one is big enough. The comments in Debug.h, which were hilariously out of date already, have been updated to reflect the recommended practice going forward. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@206822 91177308-0d34-0410-b5e6-96231b3b80d8
* Fix builds that use an stl missing std::set::emplaceDavid Blaikie2014-04-21
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@206821 91177308-0d34-0410-b5e6-96231b3b80d8
* Store State objects by value in TableGen's DFAPacketizerEmitterDavid Blaikie2014-04-21
| | | | | | | | | Removes some extra manual dynamic memory allocation/management. It does get a bit quirky having to make State's members mutable and pointers/references to const rather than non-const, but that's a necessary workaround to dealing with the std::set elements. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@206807 91177308-0d34-0410-b5e6-96231b3b80d8
* Use Regex objects by value (rather than 'new'ed) in CodeGenSchedule.David Blaikie2014-04-21
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@206800 91177308-0d34-0410-b5e6-96231b3b80d8
* More C++ification.Richard Smith2014-04-20
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@206722 91177308-0d34-0410-b5e6-96231b3b80d8
* Don't provide two different definitions of ModRMDecision, OpcodeDecision, ↵Richard Smith2014-04-20
| | | | | | and ContextDecision in different source files (depending on #define magic). git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@206720 91177308-0d34-0410-b5e6-96231b3b80d8
* Don't define llvm::X86Disassembler::InstructionSpecifier in different ways inRichard Smith2014-04-20
| | | | | | | different source files. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@206719 91177308-0d34-0410-b5e6-96231b3b80d8