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llvm/test/Transforms
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Joseph Tremoulet 85027ee656 [SimplifyCFG] Don't split musttail call from ret 
Summary:
When inserting an `unreachable` after a noreturn call, we must ensure
that it's not a musttail call to avoid breaking the IR invariants for
musttail calls.

Reviewers: fedor.sergeev, majnemer

Reviewed By: majnemer

Subscribers: hiraditya, llvm-commits

Tags: #llvm

Differential Revision: https://reviews.llvm.org/D60080

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@357485 91177308-0d34-0410-b5e6-96231b3b80d8
2019-04-02 15:48:58 +00:00
..
ADCE
Remove irrelevant references to legacy git repositories from
2019-01-15 16:18:52 +00:00
AddDiscriminators
treat invoke like call
2019-01-15 21:26:51 +00:00
AggressiveInstCombine
[AggressiveInstCombine] convert rotate with guard branch into funnel shift (PR34924)
2018-12-17 21:14:51 +00:00
AlignmentFromAssumptions
[AlignmentFromAssumptions] Set source and dest alignments of memory intrinsiscs separately
2018-02-22 18:55:59 +00:00
ArgumentPromotion
[NewPM] Fix a nasty bug with analysis invalidation in the new PM.
2019-03-28 00:51:36 +00:00
AtomicExpand
[AtomicExpand] Allow libcall expansion for non-zero address spaces (try 2)
2019-03-06 19:27:13 +00:00
BDCE
[BDCE] Remove dead uses of arguments
2019-01-04 21:21:43 +00:00
BlockExtractor
[hot-cold-split] Name split functions with ".cold" suffix
2018-10-24 18:53:47 +00:00
BranchFolding
…
CalledValuePropagation
Add CalledValuePropagation pass
2017-10-25 13:40:08 +00:00
CallSiteSplitting
[CallSiteSplitting] Report edge deletion to DomTreeUpdater
2018-11-29 15:27:04 +00:00
CanonicalizeAliases
[ThinLTO] Handle chains of aliases
2019-01-04 19:04:54 +00:00
CodeExtractor
[CodeExtractor] Do not lift lifetime.end markers for region inputs
2019-02-15 18:46:58 +00:00
CodeGenPrepare
[CodeGenPrepare] limit formation of overflow intrinsics (PR41129)
2019-03-21 13:57:07 +00:00
ConstantHoisting
[ConstantHoisting] avoid hang/crash from unreachable blocks (PR40930)
2019-03-04 20:57:14 +00:00
ConstantMerge
Canonicalize the representation of empty an expression in DIGlobalVariableExpression
2017-08-30 18:06:51 +00:00
ConstProp
[ConstantFolding] Fix GetConstantFoldFPValue to avoid cast overflow.
2019-03-22 16:37:37 +00:00
Coroutines
[coroutines][PR40979] Ignore unreachable uses across suspend points
2019-03-11 18:31:28 +00:00
CorrelatedValuePropagation
[CVP] Use LVI to constant fold deopt operands
2019-01-22 01:34:33 +00:00
CrossDSOCFI
[cfi] Build __cfi_check as Thumb when applicable.
2017-08-29 22:29:15 +00:00
DCE
[DCE] Salvage debug info from dead insts
2018-02-15 22:26:18 +00:00
DeadArgElim
[IPO][AVR] Create new Functions in the default address space specified in the data layout
2018-12-18 09:52:52 +00:00
DeadStoreElimination
[X86] Remove IntrArgMemOnly from target specific gather/scatter intrinsics
2019-03-01 21:02:40 +00:00
DivRemPairs
[DivRemPairs] split tests per target to account for bots that don't build for all targets
2017-09-09 14:10:59 +00:00
EarlyCSE
AMDGPU: Remove IntrReadMem from memtime/memrealtime intrinsics
2019-02-25 20:16:11 +00:00
EliminateAvailableExternally
…
EntryExitInstrumenter
[DebugInfo] Add DILabel metadata and intrinsic llvm.dbg.label.
2018-05-09 02:40:45 +00:00
ExpandMemCmp/X86
Re-land r349731 "[CodeGen][ExpandMemcmp] Add an option for allowing overlapping loads.
2018-12-20 13:01:04 +00:00
Float2Int
…
ForcedFunctionAttrs
…
FunctionAttrs
[FuncAttrs] Remove "access range attributes" for read-none functions
2018-09-11 11:51:29 +00:00
FunctionImport
Recommit "[ThinLTO] Rename COMDATs for COFF when promoting/renaming COMDAT leader"
2019-01-31 17:18:11 +00:00
GCOVProfiling
[DebugInfo] IR/Bitcode changes for DISubprogram flags.
2018-11-28 21:14:32 +00:00
GlobalDCE
GlobalDCE: Teach isEmptyFunction() to ignore debug intrinsics.
2018-11-16 17:47:21 +00:00
GlobalMerge
[GlobalMerge] Allow merging globals with explicit section markings.
2018-08-02 23:54:16 +00:00
GlobalOpt
[GlobalOpt] Simplify __cxa_atexit elimination
2019-02-09 09:18:37 +00:00
GlobalSplit
Fix one-after-the-end type metadata handling in globalsplit.
2017-03-07 22:18:48 +00:00
GuardWidening
[GuardWidening] Support widening of explicitly expressed guards
2019-02-13 09:56:30 +00:00
GVN
[GVN] Small tweaks to comments, style, and missed vector handling
2019-02-20 00:31:28 +00:00
GVNHoist
IR: Support parsing numeric block ids, and emit them in textual output.
2019-03-22 18:27:13 +00:00
GVNSink
[Local] Make DoesKMove required for combineMetadata.
2018-08-24 11:40:04 +00:00
HotColdSplit
[HotColdSplit] Disable splitting for sanitized functions
2019-02-26 22:55:46 +00:00
IndirectBrExpand
Introduce the "retpoline" x86 mitigation technique for variant #2 of the speculative execution vulnerabilities disclosed today, specifically identified by CVE-2017-5715, "Branch Target Injection", and is one of the two halves to Spectre..
2018-01-22 22:05:25 +00:00
IndVarSimplify
[SCEV] Ensure that isHighCostExpansion takes into account what is being divided
2019-03-05 12:12:18 +00:00
InferAddressSpaces
IR: Add immarg attribute
2019-03-12 21:02:54 +00:00
InferFunctionAttrs
[SelectionDAG] Allow the user to specify a memeq function.
2019-03-08 09:07:45 +00:00
Inline
AMDGPU: Fix test filename
2019-04-02 00:36:04 +00:00
InstCombine
[InstCombine] Handle vector gep with scalar argument in evaluateInDifferentElementOrder
2019-04-01 14:10:10 +00:00
InstMerge
Tighten up tests that use -debugify as a shortcut. NFC
2019-03-14 23:09:17 +00:00
InstNamer
Add basic test case for -instnamer
2017-05-08 23:18:46 +00:00
InstSimplify
InstSimplify: Add missing case from r357386
2019-04-02 00:46:19 +00:00
InterleavedAccess
[InterleavedAccessPass] Don't increase the number of bytes loaded.
2019-03-28 20:44:50 +00:00
Internalize
…
IPConstantProp
[IPCP] Don't crash due to arg count/type mismatch between caller/callee
2019-01-29 10:19:44 +00:00
IRCE
[IRCE] Support narrow latch condition for wide range checks
2019-01-23 07:20:56 +00:00
JumpThreading
Tighten up tests that use -debugify as a shortcut. NFC
2019-03-14 23:09:17 +00:00
LCSSA
[LCSSA] Handle case with single new PHI faster.
2019-02-02 15:26:05 +00:00
LICM
[LICM & MemorySSA] Don't sink/hoist stores in the presence of ordered loads.
2019-03-20 18:33:37 +00:00
LoadStoreVectorizer
Fix invalid target triples in tests. (NFC)
2019-03-04 23:37:41 +00:00
LoopDataPrefetch
[DebugInfo] Add DILabel metadata and intrinsic llvm.dbg.label.
2018-05-09 02:40:45 +00:00
LoopDeletion
Fix RUN line in test/Transforms/LoopDeletion/crashbc.ll
2019-01-10 09:58:23 +00:00
LoopDistribute
[Unroll/UnrollAndJam/Vectorizer/Distribute] Add followup loop attributes.
2018-12-12 17:32:52 +00:00
LoopIdiom
[LoopIdiomRecognize] @llvm.dbg values shouldn't affect the transformation.
2019-02-03 20:33:20 +00:00
LoopInstSimplify
Update MemorySSA in LoopInstSimplify.
2018-08-22 20:05:21 +00:00
LoopInterchange
[LoopInterchange] Support reductions across inner and outer loop.
2018-11-08 20:44:19 +00:00
LoopLoadElim
…
LoopPredication
[LoopPred] Be uniform about proving generated conditions
2019-04-01 16:26:08 +00:00
LoopReroll
[LoopReroll] Fix reroll root legality checking.
2019-02-12 00:33:25 +00:00
LoopRotate
[LoopRotate] fix crash encountered with callbr
2019-03-06 23:04:40 +00:00
LoopSimplify
Revert r346810 "Preserve loop metadata when splitting exit blocks"
2018-11-14 01:47:32 +00:00
LoopSimplifyCFG
[LoopSimplifyCFG] Update MemorySSA after r353911.
2019-02-21 19:54:05 +00:00
LoopStrengthReduce
[LSR] Fix signed overflow in GenerateCrossUseConstantOffsets.
2019-03-28 22:17:29 +00:00
LoopTransformWarning
[WarnMissedTransforms] Do not warn about already vectorized loops.
2019-02-04 19:55:59 +00:00
LoopUnroll
[LoopUnrollPeel] Add case where we should forget the peeled loop from SCEV.
2019-02-14 13:59:39 +00:00
LoopUnrollAndJam
[Unroll/UnrollAndJam/Vectorizer/Distribute] Add followup loop attributes.
2018-12-12 17:32:52 +00:00
LoopUnswitch
Update MemorySSA in LoopUnswitch.
2018-09-11 19:19:21 +00:00
LoopVectorize
[VPlan] Determine Vector Width programmatically.
2019-03-28 10:37:12 +00:00
LoopVersioning
Re-apply "[SCEV] Strengthen StrengthenNoWrapFlags (reapply r334428)."
2018-07-13 23:58:46 +00:00
LoopVersioningLICM
[LAA] Correctly return a half-open range in expandBounds
2017-04-05 09:24:26 +00:00
LowerAtomic
LowerAtomic: Don't skip optnone functions; atomic still need lowering (PR34020)
2017-08-23 15:43:28 +00:00
LowerExpectIntrinsic
Remove immarg from llvm.expect
2019-03-17 23:16:18 +00:00
LowerGuardIntrinsic
…
LowerInvoke
…
LowerSwitch
IR: Support parsing numeric block ids, and emit them in textual output.
2019-03-22 18:27:13 +00:00
LowerTypeTests
[LowerTypeTests] Limit when icall jumptable entries are emitted
2018-07-13 19:57:39 +00:00
LowerWidenableCondition
Default lowering for experimental.widenable.condition
2019-01-31 09:10:17 +00:00
MakeGuardsExplicit
Introduce llvm.experimental.widenable_condition intrinsic
2018-12-07 14:39:46 +00:00
Mem2Reg
[Mem2Reg] Fix nondeterministic corner case
2018-11-30 19:20:02 +00:00
MemCpyOpt
[ValueTracking] Look through casts when determining non-nullness
2019-01-26 23:40:35 +00:00
MergeFunc
Implementation of asm-goto support in LLVM
2019-02-08 20:48:56 +00:00
MergeICmps
[MergeICmps] Do not perform the transformation if GEP is used outside of block
2018-11-05 18:16:32 +00:00
MetaRenamer
Remove alignment argument from memcpy/memmove/memset in favour of alignment attributes (Step 1)
2018-01-19 17:13:12 +00:00
NameAnonGlobals
…
NaryReassociate
[NaryReassociate] Detect deleted instr with WeakVH
2018-05-24 06:09:02 +00:00
NewGVN
[InstSimplify] SimplifyICmpInst - icmp eq/ne %X, undef -> undef
2019-03-19 14:08:23 +00:00
ObjCARC
Don't add a tail keyword to calls to ObjC runtime functions if the calls
2019-03-21 20:16:09 +00:00
PartiallyInlineLibCalls
[PartiallyInlineLibCalls][x86] add TTI hook to allow sqrt inlining to depend on arg rather than result
2017-11-27 21:15:43 +00:00
PGOProfile
[PGO] Fix hexagon buildbot errors in r355541
2019-03-06 22:16:47 +00:00
PhaseOrdering
[InstCombine] canonicalize raw IR rotate patterns to funnel shift
2019-01-01 21:51:39 +00:00
PlaceSafepoints
Remove alignment argument from memcpy/memmove/memset in favour of alignment attributes (Step 1)
2018-01-19 17:13:12 +00:00
PreISelIntrinsicLowering
Preserve the linkage for objc* intrinsics as clang will set them to weak_external in some cases
2018-12-18 22:42:08 +00:00
PruneEH
[PruneEH] Don't split musttail call from ret
2019-04-02 15:47:11 +00:00
Reassociate
Fix non-determinism in Reassociate caused by address coincidences
2019-03-22 20:16:35 +00:00
Reg2Mem
…
RewriteStatepointsForGC
[RS4GC] Expand/standardize tests introduced in rL352059
2019-01-24 16:45:23 +00:00
SafeStack
SafeStack: Prevent OOB reads with mem intrinsics
2018-08-30 20:44:51 +00:00
SampleProfile
[SampleProfile] Repeat indirect call promotion only when the target is actually hot.
2019-04-02 15:48:21 +00:00
ScalarizeMaskedMemIntrin/X86
[ScalarizeMaskedMemIntrin] Add support for scalarizing expandload and compressstore intrinsics.
2019-03-21 17:38:52 +00:00
Scalarizer
Introduce llvm.loop.parallel_accesses and llvm.access.group metadata.
2018-12-20 04:58:07 +00:00
SCCP
[ConstantFold] Use getMinSignedBits for APInt in isIndexInRangeOfArrayType.
2018-12-12 18:55:14 +00:00
SeparateConstOffsetFromGEP
[Split GEP] handle trunc() in separate-const-offset-from-gep pass.
2018-05-11 21:13:19 +00:00
SimpleLoopUnswitch
Update MemorySSA in SimpleLoopUnswitch.
2018-12-04 14:23:37 +00:00
SimplifyCFG
[SimplifyCFG] Don't split musttail call from ret
2019-04-02 15:48:58 +00:00
Sink
[Sink] Really really fix predicate in legality check
2018-01-11 21:28:57 +00:00
SLPVectorizer
[InstCombine] canonicalize select shuffles by commuting
2019-03-31 15:01:30 +00:00
SpeculateAroundPHIs
Add a new pass to speculate around PHI nodes with constant (integer) operands when profitable.
2017-11-28 11:32:31 +00:00
SpeculativeExecution
Revert r301950: SpeculativeExecution: Stop using whitelist for costs
2017-05-10 12:30:07 +00:00
SROA
Tighten up tests that use -debugify as a shortcut. NFC
2019-03-14 23:09:17 +00:00
StraightLineStrengthReduce
[SLSR] use 'match' to simplify code; NFC
2018-10-23 14:07:39 +00:00
StripDeadPrototypes
…
StripSymbols
Canonicalize the representation of empty an expression in DIGlobalVariableExpression
2017-08-30 18:06:51 +00:00
StructurizeCFG
StructurizeCFG: Simplify inserted PHI nodes
2018-10-17 15:37:41 +00:00
SyntheticCountsPropagation
Add a pass to generate synthetic function entry counts.
2018-01-09 19:39:35 +00:00
TailCallElim
[TailCallElim] Enable marking of calls with byval as tails
2018-10-08 18:03:40 +00:00
ThinLTOBitcodeWriter
[LTO] Record whether LTOUnit splitting is enabled in index
2019-01-11 18:31:57 +00:00
Util
[LowerSwitch][AMDGPU] Do not handle impossible values
2019-02-22 14:33:46 +00:00
WholeProgramDevirt
[ThinLTO] Efficiency fix for writing type id records in per-module indexes
2018-09-25 20:14:40 +00:00