llvm-6502

mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2024-10-01 10:57:21 +00:00

History

Benjamin Kramer 4ac19470dc InstCombine: creating selects from -1 and 0 is fine, they combine into a sext from i1. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122453 91177308-0d34-0410-b5e6-96231b3b80d8		2010-12-22 23:12:15 +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
2003-11-13-ConstExprCastCall.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
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
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
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
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
alloca.ll
and2.ll
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-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
canonicalize_branch.ll
cast_ptr.ll
cast-mul-select.ll
cast-set.ll
cast.ll
compare-signs.ll
constant-fold-compare.ll
constant-fold-gep.ll
CPP_min_max.ll
crash.ll	fix PR8807 by making transformConstExprCastCall aware of byval arguments.	2010-12-20 08:36:38 +00:00
dce-iterate.ll
deadcode.ll
dg.exp
div-cmp-overflow.ll
div.ll
enforce-known-alignment.ll
exact-sdiv.ll
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
fold-bin-operand.ll
fold-calls.ll
fold-vector-zero.ll
fp-ret-bitcast.ll
fpcast.ll
fpextend.ll
fsub.ll
gepgep.ll
getelementptr.ll
hoist_instr.ll
icmp.ll	duncan's spider sense was right, I completely reversed the condition	2010-11-23 02:42:04 +00:00
idioms.ll
IntPtrCast.ll
intrinsics.ll	X86 supports i8/i16 overflow ops (except i8 multiplies), we should	2010-12-19 20:03:11 +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
objsize.ll
odr-linkage.ll
or-fcmp.ll
or-to-xor.ll
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	In which I discover the existence of loops. Threading an operation	2010-11-16 12:16:38 +00:00
pr2645-0.ll
pr2645-1.ll
pr2996.ll
pr8547.ll	When checking that the necessary bits are zero in	2010-11-10 01:30:56 +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	InstCombine: creating selects from -1 and 0 is fine, they combine into a sext from i1.	2010-12-22 23:12:15 +00:00
set.ll
setcc-strength-reduce.ll
sext.ll
shift-sra.ll
shift.ll	The srem -> urem transform is not safe for any divisor that's not a power of two.	2010-11-23 20:33:57 +00:00
shufflemask-undef.ll
shufflevec-constant.ll
signed-comparison.ll
signext.ll
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.ll
sub.ll	InstCombine: Implement X - A-B -> X + AB.	2010-11-22 20:31:27 +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-2.ll
vec_demanded_elts-3.ll
vec_demanded_elts.ll
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	Change instcombine's getShuffleMask to represent undef with negative values.	2010-10-29 22:03:05 +00:00
vector-casts.ll
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.