llvm-6502/test/Transforms/InstCombine
Duncan Sands 890edda7c2 When constant folding GEP of GEP, do not crash if an index of
the inner GEP is not a ConstantInt.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98359 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-12 17:55:20 +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
2003-09-09-VolatileLoadElim.ll
2003-10-29-CallSiteResolve.ll
2003-11-03-VarargsCallBug.ll
2003-11-13-ConstExprCastCall.ll Make opt default to not adding a target data string and update tests that depend on target data to supply it within the test 2009-11-03 15:29:06 +00:00
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 Allow instcombine to combine "sext(a) >u const" to "a >u trunc(const)". 2009-12-17 22:42:29 +00:00
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
2006-05-04-DemandedBitCrash.ll
2006-09-15-CastToBool.ll Change tests from "opt %s" to "opt < %s" so that opt doesn't see the 2009-09-11 18:01:28 +00:00
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
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 Make opt default to not adding a target data string and update tests that depend on target data to supply it within the test 2009-11-03 15:29:06 +00:00
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 make instcombine only rewrite a chain of computation 2009-11-07 19:11:46 +00:00
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
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 Teach APFloat how to create both QNaNs and SNaNs and with arbitrary-width 2010-02-28 02:51:25 +00:00
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 Change tests from "opt %s" to "opt < %s" so that opt doesn't see the 2009-09-11 18:01:28 +00:00
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 Optimize icmp of null and select of two constants even if the select has 2009-12-18 08:22:35 +00:00
2010-01-28-NegativeSRem.ll Fix PR6165. The bug was that LHSKnownZero was being and'd with DemandedMask 2010-01-28 17:22:42 +00:00
2010-03-03-ExtElim.ll Make the 'icmp pred trunc(ext(X)), CST --> icmp pred X, ext(trunc(CST))' 2010-03-04 06:54:10 +00:00
add2.ll
add3.ll
add-shrink.ll Code that checks WillNotOverflowSignedAdd before creating an Add 2009-10-26 22:14:22 +00:00
add-sitofp.ll Code that checks WillNotOverflowSignedAdd before creating an Add 2009-10-26 22:14:22 +00:00
add.ll
addnegneg.ll
adjust-for-sminmax.ll
align-2d-gep.ll Make opt default to not adding a target data string and update tests that depend on target data to supply it within the test 2009-11-03 15:29:06 +00:00
align-addr.ll Make opt default to not adding a target data string and update tests that depend on target data to supply it within the test 2009-11-03 15:29:06 +00:00
align-external.ll
align-inc.ll Make opt default to not adding a target data string and update tests that depend on target data to supply it within the test 2009-11-03 15:29:06 +00:00
alloca.ll Make opt default to not adding a target data string and update tests that depend on target data to supply it within the test 2009-11-03 15:29:06 +00:00
and2.ll convert to filecheck. 2010-02-11 06:24:37 +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 make instcombine only rewrite a chain of computation 2009-11-07 19:11:46 +00:00
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 change the preferred canonical form for a sign extension to be 2010-01-10 07:08:30 +00:00
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-tracking.ll
bitcast-scalar-to-vector.ll
bitcast-sext-vector.ll InstCombine should not fold sext/zext of a vector and a bitcast to a scalar to a sext/zext 2010-01-23 04:35:57 +00:00
bitcast-vec-canon.ll
bitcast-vector-fold.ll
bitcount.ll
bittest.ll
bswap-fold.ll Fold bswap(undef) to undef. 2010-02-17 00:54:58 +00:00
bswap.ll remove two trunc xforms that are subsumed by EvaluateInDifferentType. 2010-01-05 22:01:41 +00:00
call2.ll
call-cast-target.ll
call-intrinsics.ll
call.ll fix rdar://7590304, a miscompilation of objc apps on arm. The caller 2010-02-01 18:11:34 +00:00
canonicalize_branch.ll filecheckize this. 2010-01-18 22:00:46 +00:00
cast_ptr.ll merge some tests. 2010-01-05 21:54:09 +00:00
cast-mul-select.ll unify the code that determines whether it is a good idea to change the type 2009-11-10 07:23:37 +00:00
cast-set.ll make instcombine only rewrite a chain of computation 2009-11-07 19:11:46 +00:00
cast.ll disable this testcase, PR5997 2010-01-11 23:18:33 +00:00
compare-signs.ll Fix some CHECK lines which were ignored by accident. 2009-12-12 09:25:50 +00:00
constant-fold-compare.ll Aggressively flip compare constant expressions where appropriate; constant 2009-12-17 06:07:04 +00:00
constant-fold-gep.ll Make opt default to not adding a target data string and update tests that depend on target data to supply it within the test 2009-11-03 15:29:06 +00:00
CPP_min_max.ll
crash.ll Fix PR6503. This turned into a much more interesting and nasty bug. Various 2010-03-05 08:46:26 +00:00
dce-iterate.ll
deadcode.ll
dg.exp
div-cmp-overflow.ll
div.ll
enforce-known-alignment.ll
exact-sdiv.ll
extractvalue.ll
fcmp-select.ll Don't do (X != Y) ? X : Y -> X for floating-point values; it doesn't 2010-02-23 17:17:57 +00:00
fcmp-special.ll Constant-fold certain comparisons with infinity and negative infinity. 2010-02-22 04:06:03 +00:00
fold-bin-operand.ll Make opt default to not adding a target data string and update tests that depend on target data to supply it within the test 2009-11-03 15:29:06 +00:00
fold-vector-zero.ll
fp-ret-bitcast.ll Make opt default to not adding a target data string and update tests that depend on target data to supply it within the test 2009-11-03 15:29:06 +00:00
fpcast.ll
fpextend.ll
fsub.ll Reduce fsub-fadd.ll and merge it into fsub-fsub.ll. Rename fsub-fsub.ll to 2010-01-17 00:21:21 +00:00
gepgep.ll When constant folding GEP of GEP, do not crash if an index of 2010-03-12 17:55:20 +00:00
getelementptr.ll Generalize target-independent folding rules for sizeof to handle more 2010-02-01 18:27:38 +00:00
hoist_instr.ll
icmp.ll fix incorrect folding of icmp with undef, PR6481. 2010-03-03 19:46:03 +00:00
idioms.ll optimize ~(~X >>s Y) --> (X >>s Y), patch by Edmund Grimley 2010-01-19 18:16:19 +00:00
IntPtrCast.ll
intrinsics.ll implement a simple instcombine xform that has been in the 2010-01-23 18:49:30 +00:00
invariant.ll Don't trivially delete unused calls to llvm.invariant.start. This allows 2009-11-11 15:34:13 +00:00
JavaCompare.ll make these less sensitive to temporary naming. 2010-03-05 08:43:33 +00:00
known_align.ll
load2.ll
load3.ll
load-cmp.ll make these less sensitive to temporary naming. 2010-03-05 08:43:33 +00:00
load-select.ll Remove ARM-specific calling convention from this test. Target data is 2010-01-30 00:40:23 +00:00
load.ll clean up tests. 2010-01-05 21:32:59 +00:00
loadstore-alignment.ll Delete useless trailing semicolons. 2010-01-05 17:55:26 +00:00
logical-select.ll fix logical-select to invoke filecheck right, and fix hte instcombine 2010-02-05 19:53:02 +00:00
lshr-phi.ll
malloc2.ll Make changes to rev 84292 as requested by Chris Lattner. 2009-10-21 19:11:40 +00:00
malloc3.ll
malloc-free-delete.ll Auto-upgrade free instructions to calls to the builtin free function. 2009-10-24 04:23:03 +00:00
malloc.ll
memcpy-to-load.ll
memcpy.ll Slightly generalize transformation of memmove(a,a,n) so that it also applies 2009-12-17 21:07:31 +00:00
memmove.ll
memset_chk.ll Migrate _chk call lowering from SimplifyLibCalls to InstCombine. Stub 2010-03-06 10:50:38 +00:00
memset.ll
mul-masked-bits.ll
mul.ll
multi-use-or.ll Floating-point add, sub, and mul are now spelled fadd, fsub, and fmul, 2010-03-02 01:11:08 +00:00
narrow.ll
no-negzero.ll
not-fcmp.ll
not.ll
nothrow.ll
nsw.ll
objsize.ll Re-commit 97860 with fix. getMallocAllocatedType may return null. 2010-03-08 22:54:36 +00:00
odr-linkage.ll
or-fcmp.ll
or-to-xor.ll
or.ll make these less sensitive to temporary naming. 2010-03-05 08:43:33 +00:00
phi-merge-gep.ll
phi.ll fix PR6512, a case where instcombine would incorrectly merge loads 2010-03-05 18:53:28 +00:00
pr2645-0.ll
pr2645-1.ll
pr2996.ll
preserve-sminmax.ll Convert a few tests to FileCheck for PR5307. 2009-10-26 22:52:03 +00:00
ptr-int-cast.ll Convert this test to FileCheck and add a testcase for PR3574. 2010-02-23 01:28:09 +00:00
README.txt
rem.ll
sdiv-1.ll
sdiv-2.ll
sdiv-shift.ll
select-2.ll
select-load-call.ll
select.ll add check lines for min/max tests. 2009-12-21 06:08:50 +00:00
set.ll
setcc-strength-reduce.ll
sext.ll merge sext-2 into sext.ll 2009-12-02 05:34:35 +00:00
shift-simplify.ll
shift-sra.ll teach instcombine to delete sign extending shift pairs (sra(shl X, C), C) when 2010-01-08 19:04:21 +00:00
shift-trunc-shift.ll
shift.ll
shufflemask-undef.ll
shufflevec-constant.ll Make ConstantFoldConstantExpression recursively visit the entire 2009-11-23 16:22:21 +00:00
signed-comparison.ll
signext.ll Simplify/generalize the xor+add->sign-extend instcombine. 2010-01-31 04:29:12 +00:00
simplify-demanded-bits-pointer.ll
sink_instruction.ll
sitofp.ll
srem1.ll
srem-simplify-bug.ll
srem.ll
stack-overalign.ll
stacksaverestore.ll
store.ll Fix PR5471 by removing an instcombine xform. Some pieces of the code 2009-11-26 22:04:42 +00:00
strcpy_chk.ll Migrate _chk call lowering from SimplifyLibCalls to InstCombine. Stub 2010-03-06 10:50:38 +00:00
sub.ll Add a small transform: transform -(X<<Y) to (-X<<Y) when the shift has a single 2010-01-31 02:30:23 +00:00
trunc-mask-ext.ll
udiv_select_to_select_shift.ll
udiv-simplify-bug-0.ll
udiv-simplify-bug-1.ll
udivrem-change-width.ll make instcombine only rewrite a chain of computation 2009-11-07 19:11:46 +00:00
urem-simplify-bug.ll
urem.ll
vec_demanded_elts-2.ll
vec_demanded_elts-3.ll
vec_demanded_elts.ll
vec_extract_elt.ll
vec_insertelt.ll
vec_narrow.ll Floating-point add, sub, and mul are now spelled fadd, fsub, and fmul, 2010-03-02 01:11:08 +00:00
vec_shuffle.ll
vector-casts.ll Rename ValueRequiresCast to ShouldOptimizeCast, to better reflect 2010-02-11 06:26:33 +00:00
vector-srem.ll
volatile_store.ll
xor2.ll This test case: 2010-03-03 00:35:56 +00:00
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

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.