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2009-06-06Factor out a couple of helpers.Eli Friedman
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72992 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-06Avoid crashing on a variable-index insertelement with element type i16.Eli Friedman
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72991 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-06Regenerate.Nick Lewycky
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72990 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-06Add a flag to permit disabling libffi.Nick Lewycky
Also, there were a bunch of flags with no text in --help because the square brackets were in the wrong place. I've fixed those too. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72989 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-06Get rid of some bogus patterns for X86vzmovl. Don't create VZEXT_MOVL Eli Friedman
nodes for vectors with an i16 element type. Add an optimization for building a vector which is all zeros/undef except for the bottom element, where the bottom element is an i8 or i16. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72988 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-06Fix an obvious typo.Eli Friedman
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72987 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-06x86_64 now uses the correct ELF e_machine typeBruno Cardoso Lopes
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72986 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-06Get rid of a bogus pattern that interferes with optimization.Eli Friedman
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72985 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-06PR2598: make sure to expand illegal forms of integer/floating-point Eli Friedman
conversions for x86, like <2 x i32> -> <2 x float> and <4 x i16> -> <4 x float>. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72983 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-06Remove elf specific info from ELFWriter.h to Elf.h. Code cleanup and more ↵Bruno Cardoso Lopes
comments added git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72982 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-06Make SINT_TO_FP/UINT_TO_FP vector legalization queries query on the Eli Friedman
integer type to be consistent with normal operation legalization. No visible change because nothing is actually using this at the moment. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72980 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-05More portability checks for CMake's config.h.Douglas Gregor
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72975 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-05Simplify.Devang Patel
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72970 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-05Add explicit keywords.Dan Gohman
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72969 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-05Simplify.Devang Patel
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72965 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-05Add new function attribute - noimplicitfloatDevang Patel
Update code generator to use this attribute and remove NoImplicitFloat target option. Update llc to set this attribute when -no-implicit-float command line option is used. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72959 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-05Adapt the x86 build_vector dagcombine to the current state of the legalizer.Nate Begeman
build vectors with i64 elements will only appear on 32b x86 before legalize. Since vector widening occurs during legalize, and produces i64 build_vector elements, the dag combiner is never run on these before legalize splits them into 32b elements. Teach the build_vector dag combine in x86 back end to recognize consecutive loads producing the low part of the vector. Convert the two uses of TLI's consecutive load recognizer to pass LoadSDNodes since that was required implicitly. Add a testcase for the transform. Old: subl $28, %esp movl 32(%esp), %eax movl 4(%eax), %ecx movl %ecx, 4(%esp) movl (%eax), %eax movl %eax, (%esp) movaps (%esp), %xmm0 pmovzxwd %xmm0, %xmm0 movl 36(%esp), %eax movaps %xmm0, (%eax) addl $28, %esp ret New: movl 4(%esp), %eax pmovzxwd (%eax), %xmm0 movl 8(%esp), %eax movaps %xmm0, (%eax) ret git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72957 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-05Changing allocation ordering from r3 ... r0 back to r0 ... r3. The order ↵Evan Cheng
change no longer make sense after the coalescing changes we have made since then. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72955 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-05Evan thinks NoImplicitFloat check is not required here.Devang Patel
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72954 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-05Fix a copy+pasto in an assertion string that Jay Foad noticed.Dan Gohman
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72953 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-05When merging multiple load / store instructions. Use the DebugLoc of the ↵Evan Cheng
first one. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72952 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-05Code clean up: return vector by reference rather than by value. No ↵Evan Cheng
functionality changes. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72950 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-05Move SCEVExpander::getOrInsertCanonicalInductionVariable out of line.Dan Gohman
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72949 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-05Remove some unnecessary #includes.Dan Gohman
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72948 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-05Update the Verifier to be aware of the difference between Add and FAdd, etc.Dan Gohman
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72946 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-05On platforms like Sparc64 you need to pass -r toDuncan Sands
gcc rather than directly to the linker: gcc will then modify the linker options it generates (it will not use --relax for example, incompatible with -r, as it otherwise would). This fixes the sparc build. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72943 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-05Lower i16/i32 sdiv/udiv/srem/urem using libcalls.Sanjiv Gupta
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72942 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-05Allow libcalls for i16 sdiv/udiv/rem operations.Sanjiv Gupta
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72941 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-05ELF Code Emitter now uses CurBufferPtr, BufferBegin and BufferEnd, as do JIT andBruno Cardoso Lopes
MachO Writer. This will change with the arrival of ObjectCodeEmitter and BinaryObject git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72906 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-04Fix an erroneous check for isFNeg; the FNeg case is handledDan Gohman
a few lines later on. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72904 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-04Fix these so that they work on non-x86 Darwin machines.Bill Wendling
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72903 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-04Specify that this works for Darwin.Bill Wendling
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72899 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-04The DWARF unwind info was incorrect. While compiling withBill Wendling
`-fomit-frame-pointer', we would lack the DW_CFA_advance_loc information for a lot of function, and then they would be `0'. The linker (at least on Darwin) needs to encode the stack size. In some cases, the stack size is too large to directly encode. So the linker checks to see if there is a "subl $xxx,%esp" instruction at the point where the `DW_CFA_def_cfa_offset' says the pc was. If so, the compact encoding records the offset in the function to where the stack size is embedded. But because the `DW_CFA_advance_loc' instructions are missing, it looks before the function and dies. So, instead of emitting the EH debug label before the stack adjustment operations, emit it afterwards, right before the frame move stuff. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72898 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-04Split the Add, Sub, and Mul instruction opcodes into separateDan Gohman
integer and floating-point opcodes, introducing FAdd, FSub, and FMul. For now, the AsmParser, BitcodeReader, and IRBuilder all preserve backwards compatability, and the Core LLVM APIs preserve backwards compatibility for IR producers. Most front-ends won't need to change immediately. This implements the first step of the plan outlined here: http://nondot.org/sabre/LLVMNotes/IntegerOverflow.txt git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72897 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-04Add new function attribute - noredzone. Devang Patel
Update code generator to use this attribute and remove DisableRedZone target option. Update llc to set this attribute when -disable-red-zone command line option is used. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72894 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-04Fix FP_TO_UINT->i32 on ppc32 -mcpu=g5. This wasDale Johannesen
using Promote which won't work because i64 isn't a legal type. It's easy enough to use Custom, but then we have the problem that when the type legalizer is promoting FP_TO_UINT->i16, it has no way of telling it should prefer FP_TO_SINT->i32 to FP_TO_UINT->i32. I have uncomfortably hacked this by making the type legalizer choose FP_TO_SINT when both are Custom. This fixes several regressions in the testsuite. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72891 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-04RALinScan::attemptTrivialCoalescing() was returning a virtual register ↵Evan Cheng
instead of the physical register it is allocated to. This resulted in virtual register(s) being added the live-in sets. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72890 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-04A value defined by an implicit_def can be liven to a use BB. This is ↵Evan Cheng
unfortunate. But register allocator still has to add it to the live-in set of the use BB. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72889 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-04A value defined by an implicit_def can be liven to a use BB. This is ↵Evan Cheng
unfortunate. But register allocator still has to add it to the live-in set of the use BB. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72888 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-04CMake: Use explicit dependencies for Xcode (as well as MSVC), to makeDouglas Gregor
the CMake-generated Xcode project build properly. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72883 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-04<rdar://problem/6944342> libLTO for darwin should add -static when assembling .sNick Kledzik
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72881 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-04Removed SimpleRewriter.Lang Hames
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72880 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-04For XTARGET to work on targets not in the list,Dale Johannesen
there must also be an XFAIL line. Fix a couple examples of this. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72876 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-04Check in test changes that I accidentally left out of r72872.Dan Gohman
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72875 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-04Properly detect malloc_zone_statistics in CMake build systemDouglas Gregor
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72873 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-04Don't do the X * 0.0 -> 0.0 transformation in instcombine, becauseDan Gohman
instcombine doesn't know when it's safe. To partially compensate for this, introduce new code to do this transformation in dagcombine, which can use UnsafeFPMath. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72872 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-04Fix comments.Dan Gohman
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72870 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-04--plugin is not needed for bfd anymore. Update docs.Torok Edwin
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72867 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-04Remove unused code.Sanjiv Gupta
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72866 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-04CMake: Renamed LLVM_ENABLE_ASSERTS toOscar Fuentes
LLVM_ENABLE_ASSERTIONS. Fine-tuned the logic that controls the definition of NDEBUG and _DEBUG macros. Thanks to Jay Foad for this suggestions. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72864 91177308-0d34-0410-b5e6-96231b3b80d8