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2012-02-21It turns out that with the current scev organization ReuseOrCreateCast cannotRafael Espindola
know where users will be added. Because of this, it cannot use Builder.GetInsertPoint at all. This patch * removes the FIXME about adding the assert. * adds a comment explaining hy we don't have one. * removes a broken logic that only works for some callers and is not needed since r150884. * adds an assert to caller that would have caught the bug fixed by r150884. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@151015 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-21Fix some bugs in HMEditor's moveAllOperandsInto logic.Lang Hames
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@151006 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-20Check for the correct size in the invariant marker.Nick Lewycky
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@151003 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-20Fix machine-cp by having it to check sub-register indicies. e.g.Evan Cheng
ecx = mov eax al = mov ch The second copy is not a nop because the sub-indices of ecx,ch is not the same of that of eax/al. Re-enabled machine-cp. PR11940 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@151002 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-20Fix 80-column violation.Chad Rosier
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150998 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-20Test case for r150978.Benjamin Kramer
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150979 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-20InstCombine: Removing the base from the address calculation is only safe ↵Benjamin Kramer
when the GEPs are inbounds. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150978 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-20Make this a bit prettier and more obvious when a derived type isn'tEric Christopher
derived from anything. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150975 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-20If a derived type is also a composite type, print that informationEric Christopher
too. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150974 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-20Add support for runtime languages on our forward declarations.Eric Christopher
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150973 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-20InstCombine: When comparing two GEPs that were derived from the same base ↵Benjamin Kramer
pointer but use different types, expand the offset calculation and to the compare on the offset if profitable. This came up in SmallVector code. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150962 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-20InstCombine: Make OptimizePointerDifference more aggressive.Benjamin Kramer
- Ignore pointer casts. - Also expand GEPs that aren't constantexprs when they have one use or only constant indices. - We now compile "&foo[i] - &foo[j]" into "i - j". git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150961 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-20Teach the DAGCombiner that certain loadext nodes followed by ANDs can be ↵James Molloy
converted to zeroexts. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150957 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-20Improve generated code for extending loads and some trunc stores on ARM.James Molloy
Teach TargetSelectionDAG about lengthening loads for vector types and set v4i8 as legal. Allow FP_TO_UINT for v4i16 from v4i32. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150956 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-20Make post-ra tail duplication bundle safe. No test case as recent codegenEvan Cheng
flow changes have already hidden the bug. rdar://10893812 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150949 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-20Rename class Evaluate to Evaluator and put it in an anonymous namespace.Nick Lewycky
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150947 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-20fold comparisons of gep'd alloca points with null to false,Chris Lattner
implementing PR12013. We now compile the testcase to: __Z4testv: ## @_Z4testv ## BB#0: ## %_ZN4llvm15SmallVectorImplIiE9push_backERKi.exit pushq %rbx subq $64, %rsp leaq 32(%rsp), %rbx movq %rbx, (%rsp) leaq 64(%rsp), %rax movq %rax, 16(%rsp) movl $1, 32(%rsp) leaq 36(%rsp), %rax movq %rax, 8(%rsp) leaq (%rsp), %rdi callq __Z1gRN4llvm11SmallVectorIiLj8EEE movq (%rsp), %rdi cmpq %rbx, %rdi je LBB0_2 ## BB#1: callq _free LBB0_2: ## %_ZN4llvm11SmallVectorIiLj8EED1Ev.exit addq $64, %rsp popq %rbx ret instead of: __Z4testv: ## @_Z4testv ## BB#0: pushq %rbx subq $64, %rsp xorl %eax, %eax leaq (%rsp), %rbx addq $32, %rbx movq %rbx, (%rsp) movq %rbx, 8(%rsp) leaq 64(%rsp), %rcx movq %rcx, 16(%rsp) je LBB0_2 ## BB#1: movl $1, 32(%rsp) movq %rbx, %rax LBB0_2: ## %_ZN4llvm15SmallVectorImplIiE9push_backERKi.exit addq $4, %rax movq %rax, 8(%rsp) leaq (%rsp), %rdi callq __Z1gRN4llvm11SmallVectorIiLj8EEE movq (%rsp), %rdi cmpq %rbx, %rdi je LBB0_4 ## BB#3: callq _free LBB0_4: ## %_ZN4llvm11SmallVectorIiLj8EED1Ev.exit addq $64, %rsp popq %rbx ret This doesn't shrink clang noticably though. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150944 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-20Switch to a more idiomatic way of silencing unused variable warnings inChandler Carruth
release builds. Silences clang's -Wself-assign. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150942 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-20Move constructors out-of-line and flesh out their documentation. NoChandler Carruth
functionality changed. This is in preparation for some refactoring of how this class behaves. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150941 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-19Move EvaluateFunction and EvaluateBlock into a class, and make the class storeNick Lewycky
the information that they pass around between them. No functionality change! git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150939 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-19Silence operator precedence warning.Benjamin Kramer
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150921 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-19autoconf/m4/visibility_inlines_hidden.m4: Tweak for cygwin-g++-4.5.3. It ↵NAKAMURA Takumi
folded conftest regardress of attributge((noinline)) with >=O1 . git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150920 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-19Remove dead code. Improve llvm_unreachable text. Simplify some control flow.Ahmed Charles
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150918 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-19StringRef'ize EmitSourceFileHeader().Ahmed Charles
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150917 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-19Remove some unneeded includes and fix ordering in X86ISelLowering.cpp. ↵Craig Topper
Remove unneeded 'using namespace'. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150916 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-19Add machinery for pushing live ranges onto bundle starts while bundling.Lang Hames
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150915 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-19Simplify moveEnteringDownFrom rules.Lang Hames
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150914 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-19Unify all shuffle mask checking functions take a mask and VT instead of ↵Craig Topper
VectorShuffleSDNode. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150913 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-19Skip through instructions rather than operands when looking for last use slot.Lang Hames
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150912 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-19APFloat::toString(): Fix overrun at scanning.NAKAMURA Takumi
FYI, clang/test/SemaTemplate/template-id-printing.cpp had been failing due to it on cygwin-clang. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150911 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-19Fix TODO and trailing whitespace.Lang Hames
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150910 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-19Defer sanity checks on live intervals until after all have been updated. ↵Lang Hames
Hold (LiveInterval, LiveRange) pairs to update, rather than vregs. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150909 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-19Make a bunch of X86ISelLowering shuffle functions static now that they are ↵Craig Topper
no longer needed by isel. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150908 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-19comment fix ARM.hJia Liu
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150904 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-19some comment fix for X86 and ARMJia Liu
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150902 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-19Add vmfunc instruction to X86 assembler and disassembler.Craig Topper
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150899 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-18Fix issue with bitwise and precedence.Ahmed Charles
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150897 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-18Hashing.h - utilities for hashing various data types.Talin
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150890 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-18White space fixes.Rafael Espindola
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150886 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-18Temporarily disable this assert. Looks like it found a similar issue whenRafael Espindola
building bullet. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150885 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-18Don't skip debug instructions when looking for the insertion point ofRafael Espindola
the cast. If we do, we can end up with inst1 --------------- < Insertion point dbg inst new inst instead of the desired inst1 new inst --------------- < Insertion point dbg inst Another option would be for InsertNoopCastOfTo (or its callers) to move the insertion point and we would end up with inst1 dbg inst new inst --------------- < Insertion point but that complicates the callers. This fixes PR12018 (and firefox's build). git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150884 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-18Emacs-tag and some comment fix for all ARM, CellSPU, Hexagon, MBlaze, ↵Jia Liu
MSP430, PPC, PTX, Sparc, X86, XCore. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150878 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-18On Cygwin/MingW, add SharedLibDir and LLVMToolDir to the library search ↵David Meyer
path, since shared libraries are placed in 'bin'. (static libraries are still in 'lib'). git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150876 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-18Add X86InstrSVM.td that I forgot to add in r150873.Craig Topper
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150874 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-18Add X86 assembler and disassembler support for AMD SVM instructions. ↵Craig Topper
Original patch by Kay Tiong Khoo. Few tweaks by me for code density and to reduce replication. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150873 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-18Trivial cleanup to group the generic 'armvN' cases with the 'arm' case,Chandler Carruth
etc. No functionality changed. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150867 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-18Fix a rather nasty regression from r150690: LHS != RHS does not imply ↵Eli Friedman
LHS->stripPointerCasts() != RHS->stripPointerCasts(). git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150863 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-18Fix documentation.Chad Rosier
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150860 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-18Testcase for the previous commit.Eric Christopher
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150852 91177308-0d34-0410-b5e6-96231b3b80d8
2012-02-17Bring HMEditor into line with LLVM coding standards.Lang Hames
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150851 91177308-0d34-0410-b5e6-96231b3b80d8