RPCS3/llvm
1
0
Fork 0
mirror of https://github.com/RPCS3/llvm.git synced 2025-01-22 02:05:01 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity
llvm/test/Transforms/InstCombine
History
Nadav Rotem 0286ca89f0 InstCombine optimizes gep(bitcast(x)) even when the bitcasts casts away address 
space info. We crash with an assert in this case. This change checks that the
address space of the bitcasted pointer is the same as the gep ptr.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@128884 91177308-0d34-0410-b5e6-96231b3b80d8
2011-04-05 14:29:52 +00:00
..
2002-03-11-InstCombineHang.ll
…
2002-05-14-SubFailure.ll
…
2002-08-02-CastTest.ll
…
2002-12-05-MissedConstProp.ll
…
2003-05-26-CastMiscompile.ll
…
2003-05-27-ConstExprCrash.ll
…
2003-06-05-BranchInvertInfLoop.ll
…
2003-07-21-ExternalConstant.ll
…
2003-08-12-AllocaNonNull.ll
remove a use of llvm-dis
2010-11-30 02:04:15 +00:00
2003-09-09-VolatileLoadElim.ll
…
2003-10-29-CallSiteResolve.ll
…
2003-11-03-VarargsCallBug.ll
…
2004-01-13-InstCombineInvokePHI.ll
…
2004-02-23-ShiftShiftOverflow.ll
…
2004-03-13-InstCombineInfLoop.ll
…
2004-04-04-InstCombineReplaceAllUsesWith.ll
…
2004-05-07-UnsizedCastLoad.ll
…
2004-07-27-ConstantExprMul.ll
…
2004-08-09-RemInfLoop.ll
…
2004-08-10-BoolSetCC.ll
…
2004-09-20-BadLoadCombine2.ll
…
2004-09-20-BadLoadCombine.ll
…
2004-09-28-BadShiftAndSetCC.ll
…
2004-11-22-Missed-and-fold.ll
…
2004-11-27-SetCCForCastLargerAndConstant.ll
…
2004-12-08-RemInfiniteLoop.ll
…
2005-03-04-ShiftOverflow.ll
…
2005-04-07-UDivSelectCrash.ll
…
2005-06-15-DivSelectCrash.ll
…
2005-06-15-ShiftSetCCCrash.ll
…
2005-06-16-RangeCrash.ll
…
2005-06-16-SetCCOrSetCCMiscompile.ll
…
2005-07-07-DeadPHILoop.ll
…
2006-02-13-DemandedMiscompile.ll
…
2006-02-28-Crash.ll
…
2006-03-30-ExtractElement.ll
…
2006-04-28-ShiftShiftLongLong.ll
Enhance a bunch of transformations in instcombine to start generating
2011-02-10 05:36:31 +00:00
2006-05-04-DemandedBitCrash.ll
…
2006-09-15-CastToBool.ll
…
2006-10-19-SignedToUnsignedCastAndConst-2.ll
…
2006-10-20-mask.ll
…
2006-10-26-VectorReassoc.ll
…
2006-11-03-Memmove64.ll
…
2006-11-10-ashr-miscompile.ll
…
2006-12-01-BadFPVectorXform.ll
…
2006-12-05-fp-to-int-ext.ll
…
2006-12-08-Phi-ICmp-Op-Fold.ll
…
2006-12-08-Select-ICmp.ll
…
2006-12-15-Range-Test.ll
…
2006-12-23-Select-Cmp-Cmp.ll
…
2007-01-13-ExtCompareMiscompile.ll
…
2007-01-14-FcmpSelf.ll
…
2007-01-18-VectorInfLoop.ll
…
2007-01-27-AndICmp.ll
…
2007-02-01-LoadSinkAlloca.ll
…
2007-02-07-PointerCast.ll
…
2007-02-23-PhiFoldInfLoop.ll
…
2007-03-13-CompareMerge.ll
…
2007-03-19-BadTruncChangePR1261.ll
…
2007-03-21-SignedRangeTest.ll
…
2007-03-25-BadShiftMask.ll
…
2007-03-25-DoubleShift.ll
…
2007-03-26-BadShiftMask.ll
Enhance a bunch of transformations in instcombine to start generating
2011-02-10 05:36:31 +00:00
2007-04-04-BadFoldBitcastIntoMalloc.ll
…
2007-04-08-SingleEltVectorCrash.ll
…
2007-05-04-Crash.ll
…
2007-05-10-icmp-or.ll
…
2007-05-14-Crash.ll
…
2007-05-18-CastFoldBug.ll
…
2007-06-06-AshrSignBit.ll
…
2007-06-21-DivCompareMiscomp.ll
…
2007-08-02-InfiniteLoop.ll
…
2007-09-10-AliasConstFold.ll
…
2007-09-11-Trampoline.ll
…
2007-09-17-AliasConstFold2.ll
…
2007-10-10-EliminateMemCpy.ll
…
2007-10-12-Crash.ll
…
2007-10-28-stacksave.ll
…
2007-10-31-RangeCrash.ll
…
2007-10-31-StringCrash.ll
…
2007-11-07-OpaqueAlignCrash.ll
…
2007-11-15-CompareMiscomp.ll
…
2007-11-22-IcmpCrash.ll
…
2007-11-25-CompatibleAttributes.ll
…
2007-12-10-ConstFoldCompare.ll
…
2007-12-12-GEPScale.ll
…
2007-12-16-AsmNoUnwind.ll
…
2007-12-18-AddSelCmpSub.ll
…
2007-12-28-IcmpSub2.ll
…
2008-01-06-BitCastAttributes.ll
…
2008-01-06-CastCrash.ll
…
2008-01-06-VoidCast.ll
…
2008-01-13-AndCmpCmp.ll
…
2008-01-13-NoBitCastAttributes.ll
…
2008-01-14-DoubleNest.ll
…
2008-01-14-VarArgTrampoline.ll
…
2008-01-21-MismatchedCastAndCompare.ll
…
2008-01-21-MulTrunc.ll
…
2008-01-27-FloatSelect.ll
…
2008-01-29-AddICmp.ll
…
2008-02-13-MulURem.ll
…
2008-02-16-SDivOverflow2.ll
…
2008-02-16-SDivOverflow.ll
…
2008-02-23-MulSub.ll
…
2008-02-28-OrFCmpCrash.ll
…
2008-03-13-IntToPtr.ll
…
2008-04-22-ByValBitcast.ll
…
2008-04-28-VolatileStore.ll
…
2008-04-29-VolatileLoadDontMerge.ll
…
2008-04-29-VolatileLoadMerge.ll
…
2008-05-08-LiveStoreDelete.ll
…
2008-05-08-StrLenSink.ll
…
2008-05-09-SinkOfInvoke.ll
…
2008-05-17-InfLoop.ll
…
2008-05-18-FoldIntToPtr.ll
…
2008-05-22-IDivVector.ll
…
2008-05-22-NegValVector.ll
…
2008-05-23-CompareFold.ll
…
2008-05-31-AddBool.ll
…
2008-05-31-Bools.ll
…
2008-06-05-ashr-crash.ll
…
2008-06-08-ICmpPHI.ll
…
2008-06-13-InfiniteLoopStore.ll
…
2008-06-13-ReadOnlyCallStore.ll
…
2008-06-19-UncondLoad.ll
…
2008-06-21-CompareMiscomp.ll
…
2008-06-24-StackRestore.ll
…
2008-07-08-AndICmp.ll
…
2008-07-08-ShiftOneAndOne.ll
…
2008-07-08-SubAnd.ll
…
2008-07-08-VolatileLoadMerge.ll
…
2008-07-09-SubAndError.ll
…
2008-07-10-CastSextBool.ll
…
2008-07-10-ICmpBinOp.ll
…
2008-07-11-RemAnd.ll
…
2008-07-13-DivZero.ll
…
2008-07-16-fsub.ll
…
2008-07-16-sse2_storel_dq.ll
…
2008-08-05-And.ll
…
2008-08-17-ICmpXorSignbit.ll
…
2008-09-02-VectorCrash.ll
…
2008-09-29-FoldingOr.ll
…
2008-10-11-DivCompareFold.ll
…
2008-10-23-ConstFoldWithoutMask.ll
…
2008-11-01-SRemDemandedBits.ll
…
2008-11-08-FCmp.ll
…
2008-11-20-DivMulRem.ll
My auto-simplifier noticed that ((X/Y)*Y)/Y occurs several times in SPEC
2011-01-28 16:51:11 +00:00
2008-11-27-IDivVector.ll
…
2008-11-27-MultiplyIntVec.ll
…
2008-11-27-UDivNegative.ll
…
2008-12-17-SRemNegConstVec.ll
…
2009-01-05-i128-crash.ll
…
2009-01-08-AlignAlloca.ll
…
2009-01-16-PointerAddrSpace.ll
…
2009-01-19-fmod-constant-float-specials.ll
…
2009-01-19-fmod-constant-float.ll
…
2009-01-24-EmptyStruct.ll
…
2009-01-31-InfIterate.ll
…
2009-01-31-Pressure.ll
…
2009-02-04-FPBitcast.ll
…
2009-02-20-InstCombine-SROA.ll
…
2009-02-21-LoadCST.ll
…
2009-02-25-CrashZeroSizeArray.ll
…
2009-03-18-vector-ashr-crash.ll
…
2009-03-20-AShrOverShift.ll
…
2009-03-24-InfLoop.ll
…
2009-04-07-MulPromoteToI96.ll
…
2009-05-23-FCmpToICmp.ll
…
2009-06-11-StoreAddrSpace.ll
…
2009-06-16-SRemDemandedBits.ll
…
2009-07-02-MaskedIntVector.ll
…
2009-12-17-CmpSelectNull.ll
…
2010-01-28-NegativeSRem.ll
…
2010-03-03-ExtElim.ll
…
2010-11-01-lshr-mask.ll
Have SimplifyBinOp dispatch Xor, Add and Sub to the corresponding methods
2010-12-20 14:47:04 +00:00
2010-11-21-SizeZeroTypeGEP.ll
If a GEP index simply advances by multiples of a type of zero size,
2010-11-22 16:32:50 +00:00
2010-11-23-Distributed.ll
Add a generic expansion transform: A op (B op' C) -> (A op B) op' (A op C)
2010-12-22 13:36:08 +00:00
2011-02-14-InfLoop.ll
Fix 9216 - Endless loop in InstCombine pass.
2011-02-15 07:13:48 +00:00
2011-02-16-InsertelementHang.ll
PR9218: SimplifyDemandedVectorElts can return a non-null value that is not
2011-02-19 22:42:40 +00:00
2011-03-08-SRemMinusOneBadOpt.ll
PR9346: Prevent SimplifyDemandedBits from incorrectly introducing
2011-03-09 01:28:35 +00:00
add2.ll
preserve NUW/NSW when transforming add x,x
2011-02-17 02:23:02 +00:00
add3.ll
…
add-shrink.ll
…
add-sitofp.ll
…
add.ll
Also fold (A+B) == A -> B == 0 when the add is commuted.
2011-02-11 21:46:48 +00:00
addnegneg.ll
…
adjust-for-sminmax.ll
…
align-2d-gep.ll
…
align-addr.ll
…
align-external.ll
…
alloca.ll
…
and2.ll
Make InstCombiner::FoldAndOfICmps create a ConstantRange that's the
2011-03-01 15:05:01 +00:00
and-compare.ll
…
and-fcmp.ll
…
and-not-or.ll
…
and-or-and.ll
…
and-or-not.ll
…
and-or.ll
…
and-xor-merge.ll
…
and.ll
…
apint-add1.ll
…
apint-add2.ll
…
apint-and1.ll
…
apint-and2.ll
…
apint-and-compare.ll
…
apint-and-or-and.ll
…
apint-and-xor-merge.ll
…
apint-call-cast-target.ll
…
apint-cast-and-cast.ll
…
apint-cast-cast-to-and.ll
…
apint-cast.ll
…
apint-div1.ll
…
apint-div2.ll
…
apint-mul1.ll
…
apint-mul2.ll
…
apint-not.ll
…
apint-or1.ll
…
apint-or2.ll
…
apint-rem1.ll
…
apint-rem2.ll
…
apint-select.ll
…
apint-shift-simplify.ll
…
apint-shift.ll
…
apint-shl-trunc.ll
…
apint-sub.ll
…
apint-xor1.ll
…
apint-xor2.ll
…
apint-zext1.ll
…
apint-zext2.ll
…
ashr-nop.ll
…
badmalloc.ll
…
binop-cast.ll
…
bit-checks.ll
…
bit-tracking.ll
…
bitcast-sext-vector.ll
…
bitcast-store.ll
…
bitcast-vec-canon.ll
…
bitcast-vec-uniform.ll
Enhance constant folding of bitcast operations on vectors of floats.
2011-02-17 21:22:27 +00:00
bitcast-vector-fold.ll
…
bitcast.ll
…
bitcount.ll
…
bittest.ll
…
bswap-fold.ll
…
bswap.ll
…
call2.ll
…
call-cast-target.ll
…
call-intrinsics.ll
…
call.ll
change instcombine to not turn a call to non-varargs bitcast of
2011-02-24 05:10:56 +00:00
canonicalize_branch.ll
…
cast_ptr.ll
…
cast-mul-select.ll
…
cast-set.ll
…
cast.ll
Enhance a bunch of transformations in instcombine to start generating
2011-02-10 05:36:31 +00:00
compare-signs.ll
…
constant-fold-compare.ll
…
constant-fold-gep.ll
implement constant folding support for an exotic constant expr:
2011-01-06 06:19:46 +00:00
CPP_min_max.ll
…
crash.ll
fix PR9013, an infinite loop in instcombine.
2011-01-21 05:29:50 +00:00
dce-iterate.ll
…
deadcode.ll
…
debuginfo.ll
Try to not lose variable's debug info during instcombine.
2011-03-17 22:18:16 +00:00
dg.exp
…
div.ll
…
enforce-known-alignment.ll
…
exact.ll
add PR#
2011-02-13 08:27:31 +00:00
ExtractCast.ll
Instcombile optimization: extractelement(cast) -> cast(extractelement)
2011-03-31 22:57:29 +00:00
extractvalue.ll
Transform (extractvalue (load P), ...) to (load (gep P, 0, ...)) if the load has no other uses, shrinking the load.
2010-11-29 21:56:20 +00:00
fcmp-select.ll
…
fcmp-special.ll
…
fcmp.ll
InstCombine: APFloat can't perform arithmetic on PPC double doubles, don't even try.
2011-03-31 21:35:49 +00:00
fdiv.ll
Avoid turning a floating point division with a constant power of two into a denormal multiplication.
2011-03-30 17:02:54 +00:00
fold-bin-operand.ll
FileCheck-ize and update test.
2011-03-18 01:10:31 +00:00
fold-calls.ll
…
fold-vector-select.ll
Fix 9173.
2011-02-11 19:37:55 +00:00
fold-vector-zero.ll
…
fp-ret-bitcast.ll
…
fpcast.ll
…
fpextend.ll
…
fsub.ll
…
gep-addrspace.ll
InstCombine optimizes gep(bitcast(x)) even when the bitcasts casts away address
2011-04-05 14:29:52 +00:00
gepgep.ll
…
getelementptr.ll
…
hoist_instr.ll
…
icmp.ll
Fix mistyped CHECK lines.
2011-03-09 22:07:31 +00:00
idioms.ll
…
IntPtrCast.ll
…
intrinsics.ll
InstCombine: Turn umul_with_overflow into mul nuw if we can prove that it cannot overflow.
2011-03-10 18:40:14 +00:00
invariant.ll
…
JavaCompare.ll
…
known_align.ll
…
load3.ll
…
load-cmp.ll
…
load-select.ll
…
load.ll
…
loadstore-alignment.ll
…
logical-select.ll
…
lshr-phi.ll
…
malloc2.ll
…
malloc3.ll
…
malloc-free-delete.ll
…
malloc.ll
…
memcpy-to-load.ll
…
memcpy.ll
…
memmove.ll
…
memset2.ll
Test case for r122215 when InstCombine optimizes memset
2010-12-20 01:06:23 +00:00
memset_chk.ll
…
memset.ll
…
mul-masked-bits.ll
…
mul.ll
…
multi-use-or.ll
…
narrow.ll
…
neon-intrinsics.ll
…
no-negzero.ll
…
not-fcmp.ll
…
not.ll
…
nothrow.ll
…
nsw.ll
Enhance a bunch of transformations in instcombine to start generating
2011-02-10 05:36:31 +00:00
objsize.ll
Revert 122959, it needs more thought. Add it back to README.txt with additional notes.
2011-01-07 20:42:20 +00:00
odr-linkage.ll
…
or-fcmp.ll
Just because we have determined that an (fcmp | fcmp) is true for A < B,
2011-01-21 19:39:42 +00:00
or-to-xor.ll
…
or-xor.ll
InstCombine: Add a bunch of combines of the form x | (y ^ z).
2011-02-20 13:23:43 +00:00
or.ll
Teach InstCombine to merge (icmp ult (X + CA), C1) | (icmp eq X, C2) into (icmp ult (X + CA), C1 + 1) if C2 + CA == C1.
2010-12-20 16:18:51 +00:00
overflow.ll
recognize an unsigned add with overflow idiom into uadd.
2010-12-19 19:37:52 +00:00
phi-merge-gep.ll
…
phi.ll
have instcombine preserve nsw/nuw/exact when sinking
2011-02-17 23:01:49 +00:00
pr2645-0.ll
…
pr2645-1.ll
…
pr2996.ll
…
pr8547.ll
Enhance a bunch of transformations in instcombine to start generating
2011-02-10 05:36:31 +00:00
preserve-sminmax.ll
…
ptr-int-cast.ll
…
README.txt
…
rem.ll
InstCombine: Add a missing irem identity (X % X -> 0).
2010-11-17 19:11:46 +00:00
sdiv-1.ll
…
sdiv-2.ll
…
sdiv-shift.ll
…
select-2.ll
…
select-crash.ll
…
select-load-call.ll
…
select.ll
Teach the transformation that moves binary operators around selects to preserve
2011-03-27 19:51:23 +00:00
set.ll
…
setcc-strength-reduce.ll
…
sext.ll
InstCombine: Turn icmp + sext into bitwise/integer ops when the input has only one unknown bit.
2011-04-01 20:09:10 +00:00
shift-sra.ll
…
shift.ll
Enhance a bunch of transformations in instcombine to start generating
2011-02-10 05:36:31 +00:00
shufflemask-undef.ll
…
shufflevec-constant.ll
…
sign-test-and-or.ll
InstCombine: Add a few missing combines for ANDs and ORs of sign bit tests.
2011-03-29 22:06:41 +00:00
signed-comparison.ll
…
signext.ll
Enhance a bunch of transformations in instcombine to start generating
2011-02-10 05:36:31 +00:00
simplify-demanded-bits-pointer.ll
…
sink_instruction.ll
…
sitofp.ll
…
sqrt.ll
…
srem1.ll
…
srem-simplify-bug.ll
…
srem.ll
…
stack-overalign.ll
…
stacksaverestore.ll
…
store.ll
…
strcpy_chk-64.ll
If we don't know how long a string is we can't fold an _chk version to the
2011-03-15 00:25:41 +00:00
strcpy_chk.ll
…
sub.ll
Add some transforms of the kind X-Y>X -> 0>Y which are valid when there is no
2011-02-18 16:25:37 +00:00
trunc.ll
Enhance a bunch of transformations in instcombine to start generating
2011-02-10 05:36:31 +00:00
udiv_select_to_select_shift.ll
…
udiv-simplify-bug-0.ll
…
udiv-simplify-bug-1.ll
…
udivrem-change-width.ll
…
urem-simplify-bug.ll
…
urem.ll
…
vec_demanded_elts.ll
Teach instcombine about the rest of the SSE and SSE2 conversion
2011-01-10 07:19:37 +00:00
vec_extract_elt.ll
…
vec_insertelt.ll
…
vec_narrow.ll
…
vec_sext.ll
Add vector versions of some existing scalar transforms to aid codegen in matching psign & pblend operations to the IR produced by clang/gcc for their C idioms.
2010-12-17 23:12:19 +00:00
vec_shuffle.ll
…
vector-casts.ll
Teach PatternMatch that splat vectors could be floating point as well as
2011-02-15 23:13:23 +00:00
vector-srem.ll
…
volatile_store.ll
…
xor2.ll
…
xor-undef.ll
…
xor.ll
…
zero-point-zero-add.ll
…
zeroext-and-reduce.ll
…
zext-bool-add-sub.ll
…
zext-fold.ll
…
zext-or-icmp.ll
…
zext.ll
…

README.txt 

This directory contains test cases for the instcombine transformation.  The
dated tests are actual bug tests, whereas the named tests are used to test
for features that the this pass should be capable of performing.