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39fa5075372de4f26de41b299b0ce312337e28fa
archived-llvm/test/Transforms/SimplifyCFG
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Dehao Chen b1ff2765a3 Propagate branch metadata when some branch probability is missing. 
Summary: In sample profile, some branches may have profile missing due to profile inaccuracy. We want existing branch probability still valid after propagation.

Reviewers: hfinkel, davidxl, spatel

Subscribers: llvm-commits

Differential Revision: http://reviews.llvm.org/D19948

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@269137 91177308-0d34-0410-b5e6-96231b3b80d8
2016-05-10 23:07:19 +00:00
..
AArch64
[AArch64] add overrides for isCheapToSpeculateCttz() and isCheapToSpeculateCtlz()
2015-11-10 18:11:37 +00:00
AMDGPU
AMDGPU: Fix some places missed in rename
2015-06-19 17:39:03 +00:00
ARM
[ARM] add overrides for isCheapToSpeculateCttz() and isCheapToSpeculateCtlz()
2015-11-10 19:24:31 +00:00
Mips
[MIPS] add overrides for isCheapToSpeculateCttz() and isCheapToSpeculateCtlz()
2015-11-11 17:24:56 +00:00
PowerPC
[CodeGenPrepare] Removed duplicate logic. SimplifyCFG already knows how to speculate calls to cttz/ctlz.
2015-02-13 14:15:48 +00:00
SPARC
Reduce verbiage of lit.local.cfg files
2014-06-09 22:42:55 +00:00
X86
[SimlifyCFG] Prevent passes from destroying canonical loop structure, especially for nested loops
2016-03-29 04:08:57 +00:00
2002-05-21-PHIElimination.ll
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2002-09-24-PHIAssertion.ll
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2003-03-07-DominateProblem.ll
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2003-08-05-InvokeCrash.ll
Move the personality function from LandingPadInst to Function
2015-06-17 20:52:32 +00:00
2003-08-17-BranchFold.ll
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2003-08-17-BranchFoldOrdering.ll
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2003-08-17-FoldSwitch-dbg.ll
[opaque pointer type] Add textual IR support for explicit type parameter to gep operator
2015-03-13 18:20:45 +00:00
2003-08-17-FoldSwitch.ll
regenerate checks
2016-03-28 22:12:21 +00:00
2004-12-10-SimplifyCFGCrash.ll
…
2005-06-16-PHICrash.ll
[opaque pointer type] Add textual IR support for explicit type parameter to load instruction
2015-02-27 21:17:42 +00:00
2005-08-01-PHIUpdateFail.ll
[opaque pointer type] Add textual IR support for explicit type parameter to getelementptr instruction
2015-02-27 19:29:02 +00:00
2005-10-02-InvokeSimplify.ll
Move the personality function from LandingPadInst to Function
2015-06-17 20:52:32 +00:00
2005-12-03-IncorrectPHIFold.ll
[opaque pointer type] Add textual IR support for explicit type parameter to load instruction
2015-02-27 21:17:42 +00:00
2006-02-17-InfiniteUnroll.ll
…
2006-06-12-InfLoop.ll
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2006-08-03-Crash.ll
[opaque pointer type] Add textual IR support for explicit type parameter to load instruction
2015-02-27 21:17:42 +00:00
2006-10-19-UncondDiv.ll
…
2006-12-08-Ptr-ICmp-Branch.ll
[opaque pointer type] Add textual IR support for explicit type parameter to load instruction
2015-02-27 21:17:42 +00:00
2007-11-22-InvokeNoUnwind.ll
Move the personality function from LandingPadInst to Function
2015-06-17 20:52:32 +00:00
2007-12-21-Crash.ll
[opaque pointer type] Add textual IR support for explicit type parameter to the call instruction
2015-04-16 23:24:18 +00:00
2008-01-02-hoist-fp-add.ll
[opaque pointer type] Add textual IR support for explicit type parameter to load instruction
2015-02-27 21:17:42 +00:00
2008-05-16-PHIBlockMerge.ll
[SimlifyCFG] Prevent passes from destroying canonical loop structure, especially for nested loops
2016-03-29 04:08:57 +00:00
2008-07-13-InfLoopMiscompile.ll
remove the metadata added with r267827
2016-04-30 00:02:36 +00:00
2008-09-08-MultiplePred.ll
[opaque pointer type] Add textual IR support for explicit type parameter to load instruction
2015-02-27 21:17:42 +00:00
2008-09-17-SpeculativeHoist.ll
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2008-10-03-SpeculativelyExecuteBeforePHI.ll
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2008-12-06-SingleEntryPhi.ll
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2008-12-16-DCECond.ll
[opaque pointer type] Add textual IR support for explicit type parameter to the call instruction
2015-04-16 23:24:18 +00:00
2009-01-18-PHIPropCrash.ll
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2009-01-19-UnconditionalTrappingConstantExpr.ll
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2009-05-12-externweak.ll
[opaque pointer type] Add textual IR support for explicit type parameter to load instruction
2015-02-27 21:17:42 +00:00
2010-03-30-InvokeCrash.ll
Move the personality function from LandingPadInst to Function
2015-06-17 20:52:32 +00:00
2011-03-08-UnreachableUse.ll
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2011-09-05-TrivialLPad.ll
Move the personality function from LandingPadInst to Function
2015-06-17 20:52:32 +00:00
assume.ll
Add @llvm.assume, lowering, and some basic properties
2014-07-25 21:13:35 +00:00
attr-convergent.ll
[SimplifyCFG] Don't fold conditional branches that contain calls to convergent functions.
2016-02-12 21:01:36 +00:00
attr-noduplicate.ll
[opaque pointer type] Add textual IR support for explicit type parameter to getelementptr instruction
2015-02-27 19:29:02 +00:00
basictest.ll
[SimplifyCFG] Prefer a simplification based on a dominating condition.
2016-05-06 14:25:14 +00:00
branch-cond-merge.ll
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branch-cond-prop.ll
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branch-fold-dbg.ll
[PR27284] Reverse the ownership between DICompileUnit and DISubprogram.
2016-04-15 15:57:41 +00:00
branch-fold-test.ll
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branch-fold-threshold.ll
[opaque pointer type] Add textual IR support for explicit type parameter to load instruction
2015-02-27 21:17:42 +00:00
branch-fold.ll
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branch-phi-thread.ll
[opaque pointer type] Add textual IR support for explicit type parameter to load instruction
2015-02-27 21:17:42 +00:00
BrUnwind.ll
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bug-25299.ll
[SimplifyCFG] Extend SimplifyResume to handle phi of trivial landing pad.
2016-01-10 05:48:01 +00:00
clamp.ll
[SimplifyCFG] Add test for r229099
2015-02-13 11:08:40 +00:00
combine-parallel-mem-md.ll
[SimplifyCFG] Preserve !llvm.mem.parallel_loop_access when merging
2016-04-26 02:06:06 +00:00
common-dest-folding.ll
[opaque pointer type] Add textual IR support for explicit type parameter to the call instruction
2015-04-16 23:24:18 +00:00
CoveredLookupTable.ll
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dbginfo.ll
[opaque pointer type] Add textual IR support for explicit type parameter to load instruction
2015-02-27 21:17:42 +00:00
dce-cond-after-folding-terminator.ll
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DeadSetCC.ll
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duplicate-landingpad.ll
Move the personality function from LandingPadInst to Function
2015-06-17 20:52:32 +00:00
duplicate-phis.ll
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empty-catchpad.ll
[WinEH] Simplify unreachable catchpads
2016-01-05 02:37:41 +00:00
empty-cleanuppad.ll
[IR] Remove terminatepad
2015-12-14 18:34:23 +00:00
EmptyBlockMerge.ll
[opaque pointer type] Add textual IR support for explicit type parameter to load instruction
2015-02-27 21:17:42 +00:00
EqualPHIEdgeBlockMerge.ll
[SimlifyCFG] Prevent passes from destroying canonical loop structure, especially for nested loops
2016-03-29 04:08:57 +00:00
extract-cost.ll
Add ExtractValue instruction to SimplifyCFG's ComputeSpeculationCost
2014-05-09 17:02:46 +00:00
ForwardSwitchConditionToPHI.ll
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guards.ll
[SimplifyCFG] Fold llvm.guard(false) to unreachable
2016-04-21 05:09:12 +00:00
hoist-common-code.ll
[opaque pointer type] Add textual IR support for explicit type parameter to load instruction
2015-02-27 21:17:42 +00:00
hoist-dbgvalue.ll
[PR27284] Reverse the ownership between DICompileUnit and DISubprogram.
2016-04-15 15:57:41 +00:00
hoist-with-range.ll
[opaque pointer type] Add textual IR support for explicit type parameter to load instruction
2015-02-27 21:17:42 +00:00
HoistCode.ll
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implied-cond-matching-false-dest.ll
[ValueTracking] Improve isImpliedCondition when the dominating cond is false.
2016-04-25 17:23:36 +00:00
implied-cond-matching-imm.ll
[ValueTracking] Improve isImpliedCondition for matching LHS and Imm RHSs.
2016-05-05 15:39:18 +00:00
implied-cond-matching.ll
Fix typo from r267432.
2016-04-25 18:20:27 +00:00
implied-cond.ll
[SimplifyCFG] Constant fold a branch implied by it's incoming edge
2015-10-29 03:11:49 +00:00
indirectbr.ll
[opaque pointer type] Add textual IR support for explicit type parameter to load instruction
2015-02-27 21:17:42 +00:00
InfLoop.ll
[SimplifyCFG] Fix for "endless" loop after dead code removal (Alternative to
2016-02-03 23:54:25 +00:00
invoke_unwind.ll
[SimplifyCFG] Extend SimplifyResume to handle phi of trivial landing pad.
2016-01-10 05:48:01 +00:00
invoke.ll
Move the personality function from LandingPadInst to Function
2015-06-17 20:52:32 +00:00
iterative-simplify.ll
[opaque pointer type] Add textual IR support for explicit type parameter to load instruction
2015-02-27 21:17:42 +00:00
lifetime.ll
Revert "[SimplifyCFG] Extend TryToSimplifyUncondBranchFromEmptyBlock for empty block including lifetime intrinsics"
2016-05-02 19:43:22 +00:00
MagicPointer.ll
[opaque pointer type] Add textual IR support for explicit type parameter to gep operator
2015-03-13 18:20:45 +00:00
merge-cleanuppads.ll
[SimplifyCFG] Merge together cleanuppads
2016-02-20 01:07:45 +00:00
merge-cond-stores-2.ll
Tweak unnamed label syntax in textual IR for easier matching in tests.
2016-01-27 21:53:08 +00:00
merge-cond-stores.ll
Revert "Don't create unnecessary PHIs"
2015-12-14 22:36:57 +00:00
multiple-phis.ll
[opaque pointer type] Add textual IR support for explicit type parameter to load instruction
2015-02-27 21:17:42 +00:00
no_speculative_loads_with_asan.ll
[asan] Disabling speculative loads under asan. Patch by Mike Aizatsky
2015-10-14 00:21:05 +00:00
no_speculative_loads_with_tsan.ll
[opaque pointer type] Add textual IR support for explicit type parameter to load instruction
2015-02-27 21:17:42 +00:00
noreturn-call.ll
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phi-undef-loadstore.ll
[opaque pointer type] Add textual IR support for explicit type parameter to load instruction
2015-02-27 21:17:42 +00:00
PhiBlockMerge2.ll
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PhiBlockMerge.ll
regenerate checks
2016-03-28 22:12:21 +00:00
PhiEliminate2.ll
propagate 'unpredictable' metadata on select instructions
2016-03-17 15:30:52 +00:00
PhiEliminate3.ll
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PhiEliminate.ll
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PHINode.ll
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PhiNoEliminate.ll
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PR9946.ll
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PR16069.ll
regenerate checks
2016-03-28 22:12:21 +00:00
PR17073.ll
[opaque pointer type] Add textual IR support for explicit type parameter to load instruction
2015-02-27 21:17:42 +00:00
PR25267.ll
[SimplifyCFG] Don't use-after-free an SSA value
2015-10-21 18:22:24 +00:00
PR27615-simplify-cond-br.ll
[SimplifyCFG] isSafeToSpeculateStore now ignores debug info
2016-05-04 15:40:57 +00:00
preserve-branchweights-partial.ll
IR: Make metadata typeless in assembly
2014-12-15 19:07:53 +00:00
preserve-branchweights-switch-create.ll
IR: Make metadata typeless in assembly
2014-12-15 19:07:53 +00:00
preserve-branchweights.ll
Propagate branch metadata when some branch probability is missing.
2016-05-10 23:07:19 +00:00
preserve-load-metadata-2.ll
Preserve load alignment and dereferenceable metadata during some transformations
2015-11-02 17:53:51 +00:00
preserve-load-metadata-3.ll
Preserve load alignment and dereferenceable metadata during some transformations
2015-11-02 17:53:51 +00:00
preserve-load-metadata.ll
Preserve load alignment and dereferenceable metadata during some transformations
2015-11-02 17:53:51 +00:00
preserve-make-implicit-on-switch-to-br.ll
[ConstantFoldTerminator] Preserve make.implicit metadata when converting SwitchInst to BranchInst
2015-08-07 19:30:12 +00:00
return-merge.ll
…
seh-nounwind.ll
Move the personality function from LandingPadInst to Function
2015-06-17 20:52:32 +00:00
select-gep.ll
[opaque pointer type] Add textual IR support for explicit type parameter to getelementptr instruction
2015-02-27 19:29:02 +00:00
sink-common-code.ll
[SimplifyCFG] Revise common code sinking
2014-12-23 08:26:55 +00:00
speculate-math.ll
Revert "Revert "[SimplifyCFG] allow speculation of exactly one expensive instruction (PR24818)""
2016-01-27 02:59:41 +00:00
speculate-store.ll
[SimplifyCFG] propagate branch metadata when creating select (PR26636)
2016-03-26 23:30:50 +00:00
speculate-vector-ops.ll
Make bitcast, extractelement, and insertelement considered cheap for speculation.
2014-05-30 18:34:43 +00:00
speculate-with-offset.ll
[opaque pointer type] Add textual IR support for explicit type parameter to load instruction
2015-02-27 21:17:42 +00:00
SpeculativeExec.ll
Revert "Revert "Strip metadata when speculatively hoisting instructions (r252604)"
2015-11-18 14:50:18 +00:00
statepoint-invoke-unwind.ll
[gc.statepoint] Change gc.statepoint intrinsic's return type to token type instead of i32 type
2015-12-26 07:54:32 +00:00
switch_create.ll
[LLVM] Remove unwanted --check-prefix=CHECK from unit tests. NFC.
2016-04-19 23:51:52 +00:00
switch_switch_fold.ll
use FileCheck for tighter checking
2016-03-16 23:39:37 +00:00
switch_thread.ll
reduce check strings; no need to check IR comments
2016-03-16 23:22:01 +00:00
switch-dead-default.ll
[SimplifyCFG] Use known bits to eliminate dead switch defaults
2015-09-10 17:44:47 +00:00
switch-masked-bits.ll
…
switch-on-const-select.ll
…
switch-range-to-icmp.ll
SimplifyCFG: don't remove unreachable default switch destinations
2015-01-26 19:52:32 +00:00
switch-simplify-crash.ll
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switch-to-br.ll
Add some tests for SimplifyCFG's ConstantFoldTerminator(). NFC.
2014-12-04 22:19:25 +00:00
switch-to-icmp.ll
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switch-to-select-multiple-edge-per-block-phi.ll
[opaque pointer type] Add textual IR support for explicit type parameter to load instruction
2015-02-27 21:17:42 +00:00
switch-to-select-two-case.ll
SimplifyCFG: don't remove unreachable default switch destinations
2015-01-26 19:52:32 +00:00
trap-debugloc.ll
[PR27284] Reverse the ownership between DICompileUnit and DISubprogram.
2016-04-15 15:57:41 +00:00
trapping-load-unreachable.ll
[opaque pointer type] Add textual IR support for explicit type parameter to load instruction
2015-02-27 21:17:42 +00:00
two-entry-phi-return.ll
[SimplifyCFG] propagate branch metadata when creating select (PR27344)
2016-04-15 15:32:12 +00:00
UncondBranchToReturn.ll
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unreachable-blocks.ll
[opaque pointer type] Add textual IR support for explicit type parameter to load instruction
2015-02-27 21:17:42 +00:00
unreachable-cleanuppad.ll
[SimplifyCFG] Do not blindly remove unreachable blocks
2016-02-24 10:02:16 +00:00
UnreachableEliminate.ll
Move the personality function from LandingPadInst to Function
2015-06-17 20:52:32 +00:00
volatile-phioper.ll
[opaque pointer type] Add textual IR support for explicit type parameter to the call instruction
2015-04-16 23:24:18 +00:00
wineh-unreachable.ll
[SimplifyCFG] Further improve our ability to remove redundant catchpads
2016-01-05 07:42:17 +00:00