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2008-07-17SSE codegen for vsetcc nodesNate Begeman
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53719 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-17Make GlobalOpt preserve address spaces when scalar replacing aggregate globals.Matthijs Kooijman
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53716 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-17Fix PR2553Chris Lattner
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53715 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-17When lowering certain atomics, we need to copy the memoperand from the oldMon P Wang
atomic operation to the new one. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53714 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-17Factorize some code for determining which libcall to use.Duncan Sands
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53713 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-17Inliner tweak. Function calls should cost more than one instruction!Evan Cheng
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53712 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-17Factor MergeBlockIntoPredecessor out into BasicBlockUtils.Owen Anderson
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53705 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-16Mark function used by asm block as used, otherwise optimizer may not see the ↵Devang Patel
use and may delete the function. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53692 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-16There's no need to iterate block merging and PRE. In fact, iterating the latterOwen Anderson
could cause problems for memdep when it breaks critical edges. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53691 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-16Somehow, custom lowering of i64 multiplications got dropped along the way.Scott Michel
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53689 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-16Fix the result type of X86's truncate to i8.Dan Gohman
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53688 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-16Fix the result type of a VECTOR_SHUFFLE+BIT_CONVERT dagcombine. ThisDan Gohman
was turned up by some new SelectionDAG assertion checks that I'm working on. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53687 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-16Add support for promoting and expanding AssertZextDuncan Sands
and AssertSext. Needed when passing huge integer parameters with the zeroext or signext attributes. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53684 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-16Fix a comment to say nonnegative instead of positive.Dan Gohman
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53681 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-16Add an assert to check for empty flags for MachineMemOperand.Dan Gohman
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53680 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-16Redo InstCombiner::visitExtractValueInst. Instead of using the (complicate)Matthijs Kooijman
FindInsertedValue, it now performs a number of simple transformations that should result in the same effect when applied iteratively. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53673 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-16Reorder methods alphabetically. No functionality change.Duncan Sands
While this is not a wonderful organizing principle, it does make it easy to find routines, and clear where to insert new ones. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53672 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-16Turn on LegalizeTypes by default.Duncan Sands
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53671 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-16Don't use ++idx_begin when I actually mean idx_begin + 1, especially since weMatthijs Kooijman
also use *idx_begin in the same expression, giving unpredictable results. This fixes this bug: http://lists.cs.uiuc.edu/pipermail/llvmdev/2008-July/015877.html git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53670 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-16Fix PR2296. Do not transform x86_sse2_storel_dq into a full-width store.Evan Cheng
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53666 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-16x86-64 PIC JIT fixes: do not generate the extra load for external GV's.Evan Cheng
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53661 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-16X86-64 PIC jump table values are different from x86-32 cases, they are dest ↵Evan Cheng
- table base. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53660 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-15TargetAsmInfo::SectionForGlobal showed up in a profile. Simplify it a little.Dan Gohman
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53639 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-15SelectionDAG::AssignNodeIds is unused.Dan Gohman
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53636 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-15Don't sort SDNodes by their addresses in SelectionDAG::dump. Instead,Dan Gohman
just use the AllNodes order, which is at least relatively stable across runs. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53632 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-15Revert this, as it seems to still be broken.Owen Anderson
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53627 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-15Enable local PRE by default.Owen Anderson
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53616 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-15Have GVN do a pre-pass over the CFG that folds away unconditional branches ↵Owen Anderson
where possible. This allows local PRE to be more aggressive. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53615 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-15LegalizeTypes support for fabs on ppc long double.Duncan Sands
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53613 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-15Allow deadargelim to change return types even though now values were dead. ThisMatthijs Kooijman
again canonicalizes {i32} into i32 and {} into void. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53610 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-15Revert r53606. It turns out that explicitely tracking the liveness of theMatthijs Kooijman
return value as a whole in deadargelim is really not needed now that we simply rebuild the old return value and actually prevents some canonicalization from taking place. This revert stops deadargelim from changing {i32} into i32 for now, but I'll fix that next. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53609 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-15Make deadargelim a bit less smart, so it doesn't choke on nested structs asMatthijs Kooijman
return values that are still (partially) live. Instead of updating all uses of a call instruction after removing some elements, it now just rebuilds the original struct (With undef gaps where the unused values were) and leaves it to instcombine to clean this up. The added testcase still fails currently, but this is due to instcombine which isn't good enough yet. I will fix that part next. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53608 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-15Don't use isa when we can reuse a previous dyn_cast.Matthijs Kooijman
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53607 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-15Make DeadArgElim keep liveness of the return value as a whole in addition toMatthijs Kooijman
only the liveness of partial return values (for functions returning a struct). This is more explicit to prevent unwanted changes in the return value. In particular, deadargelim now canonicalizes a function returning {i32} to returning i32 and {} to void, if the struct returned is not used in its entirety, but only the single element is used. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53606 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-15LegalizeTypes support for promotion of bswap.Duncan Sands
In LegalizeDAG the value is zero-extended to the new type before byte swapping. It doesn't matter how the extension is done since the new bits are shifted off anyway after the swap, so extend by any old rubbish bits. This results in the final assembler for the testcase being one line shorter. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53604 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-15LegalizeTypes support for promotion of SIGN_EXTEND_INREG.Duncan Sands
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53603 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-15Reorder the integer promotion methods alphabetically.Duncan Sands
No change in functionality. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53602 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-15Let DAE keep a list of live functions, instead of simply marking all argumentsMatthijs Kooijman
and return values live for those functions. This doesn't change anything yet, but prepares for the coming commits. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53601 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-15Split DAE::MarkLive into MarkLive and PropagateLiveness.Matthijs Kooijman
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53600 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-15Pass around const RetOrArg references instead of copying values. Also, markMatthijs Kooijman
RetOrArg::getDescription() as const. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53599 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-15Simplify debug code by using RetOrArg::getDescription().Matthijs Kooijman
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53598 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-15Fix indentation (intentionally left out of the previous commit).Matthijs Kooijman
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53592 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-15Move the deadargelim code for intrinsically alive functions into its ownMatthijs Kooijman
method, to slightly simplify control flow. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53591 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-15Fixed potential bug if the source and target of a bit convert have different ↵Mon P Wang
alignment git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53590 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-15Correct this inversion!Nick Lewycky
I swear that didn't show up in svn diff... git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53587 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-15Fix up comments.Nick Lewycky
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53586 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-15Fixed call stack alignment. Improved AsmPrinter alignment issues.Bruno Cardoso Lopes
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53585 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-14Reapply 53476 and 53480, with a fix so that it properly updatesDan Gohman
the BB member to the current basic block after emitting instructions. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53567 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-14Fix uninitialized use of the Changed variable.Dan Gohman
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53564 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-14Improve debug output for MemOperandSDNode. PseudoSourceValue nodesDan Gohman
don't have value names, so use print instead of getName() to get a useful string. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53563 91177308-0d34-0410-b5e6-96231b3b80d8