llvm-6502/test/Transforms/InstCombine
Duncan Sands 1876abe63e Don't try to create a GEP when the pointee type is unsized (such GEPs
are invalid).  Fixes a crash on array1.C from the GCC testsuite when
compiled with dragonegg.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147946 91177308-0d34-0410-b5e6-96231b3b80d8
2012-01-11 12:20:08 +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 Upgrade syntax of tests using volatile instructions to use 'load volatile' instead of 'volatile load', which is archaic. 2011-11-27 06:54:59 +00:00
2003-10-29-CallSiteResolve.ll Update to new EH scheme. 2011-09-01 01:28:25 +00:00
2003-11-03-VarargsCallBug.ll
2004-01-13-InstCombineInvokePHI.ll Update to new EH scheme. 2011-09-01 01:28:25 +00:00
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
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
2006-11-10-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
2007-04-08-SingleEltVectorCrash.ll
2007-05-10-icmp-or.ll
2007-05-14-Crash.ll
2007-05-18-CastFoldBug.ll Stop accepting and ignoring attributes in function types. Attributes are applied 2011-06-17 17:37:13 +00:00
2007-06-06-AshrSignBit.ll
2007-06-21-DivCompareMiscomp.ll
2007-08-02-InfiniteLoop.ll
2007-09-10-AliasConstFold.ll
2007-09-17-AliasConstFold2.ll
2007-10-10-EliminateMemCpy.ll rip out a ton of intrinsic modernization logic from AutoUpgrade.cpp, which is 2011-06-18 06:05:24 +00:00
2007-10-12-Crash.ll
2007-10-28-stacksave.ll Upgrade syntax of tests using volatile instructions to use 'load volatile' instead of 'volatile load', which is archaic. 2011-11-27 06:54:59 +00:00
2007-10-31-RangeCrash.ll
2007-10-31-StringCrash.ll
2007-11-07-OpaqueAlignCrash.ll Land the long talked about "type system rewrite" patch. This 2011-07-09 17:41:24 +00:00
2007-11-15-CompareMiscomp.ll
2007-11-22-IcmpCrash.ll
2007-11-25-CompatibleAttributes.ll Stop accepting and ignoring attributes in function types. Attributes are applied 2011-06-17 17:37:13 +00:00
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 manually upgrade a bunch of tests to modern syntax, and remove some that 2011-06-17 03:14:27 +00:00
2008-01-06-CastCrash.ll
2008-01-06-VoidCast.ll
2008-01-13-AndCmpCmp.ll
2008-01-13-NoBitCastAttributes.ll manually upgrade a bunch of tests to modern syntax, and remove some that 2011-06-17 03:14:27 +00:00
2008-01-14-VarArgTrampoline.ll Split the init.trampoline intrinsic, which currently combines GCC's 2011-09-06 13:37:06 +00:00
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 Upgrade syntax of tests using volatile instructions to use 'load volatile' instead of 'volatile load', which is archaic. 2011-11-27 06:54:59 +00:00
2008-04-29-VolatileLoadDontMerge.ll Upgrade syntax of tests using volatile instructions to use 'load volatile' instead of 'volatile load', which is archaic. 2011-11-27 06:54:59 +00:00
2008-04-29-VolatileLoadMerge.ll Upgrade syntax of tests using volatile instructions to use 'load volatile' instead of 'volatile load', which is archaic. 2011-11-27 06:54:59 +00:00
2008-05-08-LiveStoreDelete.ll
2008-05-08-StrLenSink.ll
2008-05-09-SinkOfInvoke.ll Update to new EH scheme. 2011-09-01 01:28:25 +00:00
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 Upgrade syntax of tests using volatile instructions to use 'load volatile' instead of 'volatile load', which is archaic. 2011-11-27 06:54:59 +00:00
2008-07-08-AndICmp.ll
2008-07-08-ShiftOneAndOne.ll
2008-07-08-SubAnd.ll
2008-07-08-VolatileLoadMerge.ll Upgrade syntax of tests using volatile instructions to use 'load volatile' instead of 'volatile load', which is archaic. 2011-11-27 06:54:59 +00:00
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
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 rip out a ton of intrinsic modernization logic from AutoUpgrade.cpp, which is 2011-06-18 06:05:24 +00:00
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 Revert 141203. InstCombine is looping on unit tests. 2011-10-05 20:44:29 +00:00
2010-11-21-SizeZeroTypeGEP.ll
2010-11-23-Distributed.ll
2011-02-14-InfLoop.ll
2011-03-08-SRemMinusOneBadOpt.ll
2011-05-02-VectorBoolean.ll
2011-05-13-InBoundsGEP.ll
2011-05-28-swapmulsub.ll
2011-06-13-nsw-alloca.ll
2011-09-03-Trampoline.ll Forgot to add this trampoline testcase. 2011-09-07 09:21:38 +00:00
2011-10-07-AlignPromotion.ll Added a testcase for r141599, rdar://problem/10063881. 2011-10-11 01:32:10 +00:00
2012-01-11-OpaqueBitcastCrash.ll Don't try to create a GEP when the pointee type is unsized (such GEPs 2012-01-11 12:20:08 +00:00
add2.ll
add3.ll
add-shrink.ll
add-sitofp.ll
add.ll
addnegneg.ll
adjust-for-sminmax.ll
align-2d-gep.ll
align-addr.ll
align-external.ll Fix a theoretical problem (not seen in the wild): if different instances of a 2011-11-29 18:26:38 +00:00
alloca.ll
and2.ll Fix an infinite loop where a transform in InstCombiner::visitAnd claims a construct is changed when it is not. (See included testcase.) 2011-09-19 21:58:15 +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
atomic.ll An additional atomic test; related to r137662. 2011-08-16 23:29:17 +00:00
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
bitcast-vector-fold.ll
bitcast.ll Implement Constant::isAllOnesValue(). Fix ConstantFolding to use the new api. 2011-08-24 20:18:38 +00:00
bitcount.ll Manually upgrade the test suite to specify the flag to cttz and ctlz. 2011-12-12 11:59:10 +00:00
bittest.ll
bswap-fold.ll make the asmparser reject function and type redefinitions. 'Merging' hasn't been 2011-06-17 07:06:44 +00:00
bswap.ll
call2.ll Remove support for using "foo" as symbols instead of %"foo". This is ancient 2011-06-17 06:36:20 +00:00
call-cast-target.ll
call-intrinsics.ll
call.ll Stop emitting instructions with the name "tmp" they eat up memory and have to be uniqued, without any benefit. 2011-09-27 20:39:19 +00:00
canonicalize_branch.ll Add a routine to swap branch instruction operands, and update any 2011-10-17 01:11:57 +00:00
cast_ptr.ll
cast-mul-select.ll
cast-set.ll
cast.ll Fixes following the CR by Chris and Duncan: 2011-08-29 19:58:36 +00:00
compare-signs.ll
constant-fold-compare.ll
constant-fold-gep.ll Make SelectionDAG::InferPtrAlignment use llvm::ComputeMaskedBits instead of duplicating the logic for globals. Make llvm::ComputeMaskedBits handle GlobalVariables slightly more aggressively, to match what InferPtrAlignment knew how to do. 2011-11-28 22:48:22 +00:00
CPP_min_max.ll
crash.ll Convert to the new EH model. 2011-11-08 00:23:01 +00:00
dce-iterate.ll
deadcode.ll Lifetime intrinsics on undef are dead. 2011-08-02 21:19:27 +00:00
debuginfo.ll
devirt.ll Migrate this test from llvm/test/FrontendC++/ptr-to-method-devirt.cpp and 2011-08-16 01:17:17 +00:00
dg.exp
div.ll
enforce-known-alignment.ll
exact.ll
ExtractCast.ll
extractvalue.ll Upgrade syntax of tests using volatile instructions to use 'load volatile' instead of 'volatile load', which is archaic. 2011-11-27 06:54:59 +00:00
fcmp-select.ll
fcmp-special.ll
fcmp.ll float comparison to double 'zero' constant can just be a float 'zero.' 2011-09-30 18:45:50 +00:00
fdiv.ll
fold-bin-operand.ll
fold-calls.ll
fold-sqrt-sqrtf.ll Add support for sqrt, sqrtl, and sqrtf in TargetLibraryInfo. Disable 2011-11-29 23:57:10 +00:00
fold-vector-select.ll
fold-vector-zero.ll
fp-ret-bitcast.ll
fpcast.ll
fpextend.ll
fsub.ll
gep-addrspace.ll
gepgep.ll
getelementptr.ll Add a small gep optimization I noticed was missing while reading some IL. 2011-07-31 04:43:41 +00:00
hoist_instr.ll
icmp.ll FileCheck hygiene. 2012-01-05 00:43:34 +00:00
idioms.ll
IntPtrCast.ll
intrinsics.ll Add an explicit test that we now fold cttz.i32(..., true) >> 5 -> 0. 2011-12-24 22:34:15 +00:00
invariant.ll
JavaCompare.ll
known_align.ll
LandingPadClauses.ll Add support for the Objective-C personality function to the instruction 2011-10-17 21:20:24 +00:00
load3.ll
load-cmp.ll
load-select.ll
load.ll
loadstore-alignment.ll
logical-select.ll
lshr-phi.ll
malloc-free-delete.ll Fix logical error when detecting lifetime intrinsics. 2011-08-03 00:43:35 +00:00
memcpy-to-load.ll rip out a ton of intrinsic modernization logic from AutoUpgrade.cpp, which is 2011-06-18 06:05:24 +00:00
memcpy.ll
memmove.ll rip out a ton of intrinsic modernization logic from AutoUpgrade.cpp, which is 2011-06-18 06:05:24 +00:00
memset2.ll
memset_chk.ll
memset.ll rip out a ton of intrinsic modernization logic from AutoUpgrade.cpp, which is 2011-06-18 06:05:24 +00:00
merge-icmp.ll
mul-masked-bits.ll
mul.ll
multi-use-or.ll
narrow.ll
neon-intrinsics.ll
no-negzero.ll
not-fcmp.ll
not.ll manually upgrade a bunch of tests to modern syntax, and remove some that 2011-06-17 03:14:27 +00:00
nothrow.ll
nsw.ll This transform is not safe. Thanks to Eli for pointing that out! 2011-08-14 04:51:49 +00:00
objsize.ll make the asmparser reject function and type redefinitions. 'Merging' hasn't been 2011-06-17 07:06:44 +00:00
odr-linkage.ll
or-fcmp.ll
or-to-xor.ll
or-xor.ll
or.ll
overflow.ll Add a missing safety check to ProcessUGT_ADDCST_ADD. Fixes PR11438. 2011-11-28 23:32:19 +00:00
phi-merge-gep.ll
phi.ll Land the long talked about "type system rewrite" patch. This 2011-07-09 17:41:24 +00:00
pr2645-0.ll
pr2645-1.ll
pr2996.ll
pr8547.ll
preserve-sminmax.ll
ptr-int-cast.ll Stop emitting instructions with the name "tmp" they eat up memory and have to be uniqued, without any benefit. 2011-09-27 20:39:19 +00:00
README.txt
rem.ll
sdiv-1.ll
sdiv-2.ll
sdiv-shift.ll
select-2.ll
select-crash.ll PR10180: Fix a instcombine crash with FP vectors. 2011-06-23 20:40:23 +00:00
select-load-call.ll
select.ll Added InstCombine for "select cond, ~cond, x" type patterns 2011-12-15 00:56:45 +00:00
set.ll
setcc-strength-reduce.ll
sext.ll Manually upgrade the test suite to specify the flag to cttz and ctlz. 2011-12-12 11:59:10 +00:00
shift-sra.ll
shift.ll Teach instcombine all sorts of great stuff about shifts that have exact, nuw or 2012-01-04 09:28:29 +00:00
shufflemask-undef.ll
shufflevec-constant.ll
sign-test-and-or.ll InstCombine: Teach foldLogOpOfMaskedICmpsHelper that sign bit tests are bit tests. 2012-01-09 17:23:27 +00:00
signed-comparison.ll
signext.ll
simplify-demanded-bits-pointer.ll
sink_instruction.ll
sitofp.ll
sqrt.ll Change test case, one that actually failed before my commit. 2011-07-13 19:19:44 +00:00
srem1.ll
srem-simplify-bug.ll
srem.ll
stack-overalign.ll rip out a ton of intrinsic modernization logic from AutoUpgrade.cpp, which is 2011-06-18 06:05:24 +00:00
stacksaverestore.ll
store.ll
strcpy_chk-64.ll
strcpy_chk.ll
sub-xor.ll InstCombine: Add a combine that turns (2^n)-1 ^ x back into (2^n)-1 - x iff x is smaller than 2^n and it fuses with a following add. 2011-12-24 17:31:53 +00:00
sub.ll manually upgrade a bunch of tests to modern syntax, and remove some that 2011-06-17 03:14:27 +00:00
trunc.ll
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 Make demanded-elt simplification for shufflevector slightly stronger. Spotted by inspection. 2011-09-15 01:14:29 +00:00
vec_extract_elt.ll
vec_insertelt.ll
vec_narrow.ll Land the long talked about "type system rewrite" patch. This 2011-07-09 17:41:24 +00:00
vec_sext.ll
vec_shuffle.ll Extend instcombine's shufflevector simplification to handle more cases where the input and output vectors have different sizes. Patch by Xiaoyi Guo. 2011-10-21 19:06:29 +00:00
vector_gep1.ll Add support for vectors of pointers. 2011-12-05 06:29:09 +00:00
vector-casts.ll Stop emitting instructions with the name "tmp" they eat up memory and have to be uniqued, without any benefit. 2011-09-27 20:39:19 +00:00
vector-srem.ll
volatile_store.ll Upgrade syntax of tests using volatile instructions to use 'load volatile' instead of 'volatile load', which is archaic. 2011-11-27 06:54:59 +00:00
x86-crc32-demanded.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 manually upgrade a bunch of tests to modern syntax, and remove some that 2011-06-17 03:14:27 +00:00
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.