llvm-6502/test/Transforms/InstCombine
2011-11-01 04:49:29 +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 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 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
2006-11-10-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
2007-04-08-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
2007-09-11-Trampoline.ll Stop accepting and ignoring attributes in function types. Attributes are applied 2011-06-17 17:37:13 +00:00
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
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-DoubleNest.ll
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 Move "atomic" and "volatile" designations on instructions after the opcode 2011-08-12 22:50:01 +00:00
2008-04-29-VolatileLoadDontMerge.ll Move "atomic" and "volatile" designations on instructions after the opcode 2011-08-12 22:50:01 +00:00
2008-04-29-VolatileLoadMerge.ll Move "atomic" and "volatile" designations on instructions after the opcode 2011-08-12 22:50:01 +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
2008-07-08-AndICmp.ll
2008-07-08-ShiftOneAndOne.ll
2008-07-08-SubAnd.ll
2008-07-08-VolatileLoadMerge.ll Move "atomic" and "volatile" designations on instructions after the opcode 2011-08-12 22:50:01 +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 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 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 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
2011-03-08-SRemMinusOneBadOpt.ll PR9346: Prevent SimplifyDemandedBits from incorrectly introducing 2011-03-09 01:28:35 +00:00
2011-05-02-VectorBoolean.ll Fix PR9579: when simplifying a compare to "true" or "false", and it was 2011-05-02 18:51:41 +00:00
2011-05-13-InBoundsGEP.ll Drop lli, revise test. 2011-05-17 02:38:59 +00:00
2011-05-28-swapmulsub.ll Reapply 132348 with fixes. rdar://problem/6501862 2011-06-01 16:42:47 +00:00
2011-06-13-nsw-alloca.ll Avoid fusing bitcasts with dynamic allocas if the amount-to-allocate 2011-06-13 18:48:49 +00:00
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
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 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 Fix a ton of comment typos found by codespell. Patch by 2011-04-15 05:18:47 +00:00
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 Fix a case where instcombine was stripping metadata (and alignment) 2010-10-25 16:16:27 +00:00
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 Implement Constant::isAllOnesValue(). Fix ConstantFolding to use the new api. 2011-08-24 20:18:38 +00:00
bitcount.ll
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 implement constant folding support for an exotic constant expr: 2011-01-06 06:19:46 +00:00
CPP_min_max.ll
crash.ll Make sure we use the right insertion point when instcombine replaces a PHI with another instruction. (Specifically, don't insert an arbitrary instruction before a PHI.) Fixes PR11275. 2011-11-01 04:49:29 +00:00
dce-iterate.ll
deadcode.ll Lifetime intrinsics on undef are dead. 2011-08-02 21:19:27 +00:00
debuginfo.ll Try to not lose variable's debug info during instcombine. 2011-03-17 22:18:16 +00:00
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 Carve out a place in instcombine to put transformations which work knowing that their 2011-05-22 18:18:41 +00:00
enforce-known-alignment.ll
exact.ll PR9998: ashr exact %x, 31 is not equivalent to sdiv exact %x, -2147483648. 2011-05-25 23:26:20 +00:00
ExtractCast.ll Instcombile optimization: extractelement(cast) -> cast(extractelement) 2011-03-31 22:57:29 +00:00
extractvalue.ll Move "atomic" and "volatile" designations on instructions after the opcode 2011-08-12 22:50:01 +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 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 This testcase passed even without the fix. Added the target info to make the 2011-04-06 11:18:29 +00:00
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 PR10267: Don't combine an equality compare with an AND into an inequality compare when the AND has more than one use. 2011-07-04 20:16:36 +00:00
idioms.ll
IntPtrCast.ll
intrinsics.ll Move "atomic" and "volatile" designations on instructions after the opcode 2011-08-12 22:50:01 +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 Test case for r122215 when InstCombine optimizes memset 2010-12-20 01:06:23 +00:00
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 InstCombine: Merge "(trunc x) == C1 & (and x, CA) == C2" into a single and+icmp. 2011-04-28 16:58:40 +00:00
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 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 More instcombine cleanup, towards improving debug line info. 2011-05-18 23:58:37 +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 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 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 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 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 PR10180: Fix a instcombine crash with FP vectors. 2011-06-23 20:40:23 +00:00
select-load-call.ll
select.ll Add a new icmp+select optz'n. Also shows off the load(cst) folding added in 2011-10-02 10:37:37 +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 Make sure to correctly clear the exact/nuw/nsw flags off of shifts when they are combined together. <rdar://problem/9859829> 2011-07-29 00:18:19 +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 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 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 manually upgrade a bunch of tests to modern syntax, and remove some that 2011-06-17 03:14:27 +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 InstCombine: Turn (zext A) udiv (zext B) into (zext (A udiv B)). Same for urem or constant B. 2011-04-30 18:16:07 +00:00
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 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 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-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 Move "atomic" and "volatile" designations on instructions after the opcode 2011-08-12 22:50:01 +00:00
x86-crc32-demanded.ll Renamed llvm.x86.sse42.crc32 intrinsics; crc64 doesn't exist. 2011-05-26 23:13:19 +00:00
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.