llvm-6502/test/Transforms/InstCombine
Chris Lattner 58b1ac76d4 Fix PR3667
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@65464 91177308-0d34-0410-b5e6-96231b3b80d8
2009-02-25 18:20:01 +00:00
..
2002-03-11-InstCombineHang.ll
2002-05-14-SubFailure.ll
2002-05-14-TouchDeletedInst.ll
2002-08-02-CastTest.ll
2002-09-17-GetElementPtrCrash.ll
2002-12-05-MissedConstProp.ll
2003-05-26-CastMiscompile.ll
2003-05-27-ConstExprCrash.ll
2003-06-05-BranchInvertInfLoop.ll
2003-06-22-ConstantExprCrash.ll
2003-07-21-ExternalConstant.ll Remove llvm-upgrade and update tests. 2008-03-09 08:16:40 +00:00
2003-08-12-AllocaNonNull.ll
2003-09-09-VolatileLoadElim.ll
2003-10-23-InstcombineNullFail.ll
2003-10-29-CallSiteResolve.ll
2003-11-03-VarargsCallBug.ll
2003-11-13-ConstExprCastCall.ll Situations can arise when you have a function called that returns a 'void', but 2008-05-14 22:45:20 +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 rename *.llx -> *.ll, last batch. 2008-04-19 22:32:52 +00:00
2004-08-10-BoolSetCC.ll
2004-09-20-BadLoadCombine2.ll Update old-style syntax in some "not grep" tests. 2008-05-01 23:50:07 +00:00
2004-09-20-BadLoadCombine.ll rename *.llx -> *.ll, last batch. 2008-04-19 22:32:52 +00:00
2004-09-28-BadShiftAndSetCC.ll rename *.llx -> *.ll, last batch. 2008-04-19 22:32:52 +00:00
2004-11-22-Missed-and-fold.ll
2004-11-27-SetCCForCastLargerAndConstant.ll Eliminate questionable syntax for stdin redirection. This probably also speeds things up a bit. 2008-05-20 22:07:21 +00:00
2004-12-08-InstCombineCrash.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
2006-02-07-SextZextCrash.ll
2006-02-13-DemandedMiscompile.ll
2006-02-28-Crash.ll
2006-03-30-ExtractElement.ll
2006-04-01-InfLoop.ll
2006-04-28-ShiftShiftLongLong.ll
2006-05-04-DemandedBitCrash.ll
2006-05-06-Infloop.ll
2006-06-28-infloop.ll
2006-09-11-EmptyStructCrash.ll
2006-09-15-CastToBool.ll
2006-10-19-SignedToUnsignedCastAndConst-2.ll Eliminate questionable syntax for stdin redirection. This probably also speeds things up a bit. 2008-05-20 22:07:21 +00:00
2006-10-19-SignedToUnsignedCastAndConst.ll
2006-10-20-mask.ll
2006-10-26-VectorReassoc.ll
2006-11-03-Memmove64.ll
2006-11-10-ashr-miscompile.ll
2006-11-27-XorBug.ll
2006-12-01-BadFPVectorXform.ll
2006-12-05-fp-to-int-ext.ll
2006-12-08-ICmp-Combining.ll
2006-12-08-Phi-ICmp-Op-Fold.ll
2006-12-08-Select-ICmp.ll
2006-12-10-ICmp-GEP-GEP.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
2007-03-27-PR1280.ll
2007-03-31-InfiniteLoop.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
2007-09-05-EqualGEP.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-EmptyField.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 Ignore stderr for some more tests that expect warnings there. 2008-06-10 16:13:38 +00:00
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 Fix two more not-grep tests that were missing llvm-dis. 2008-06-09 22:36:45 +00:00
2008-01-21-MulTrunc.ll
2008-01-27-FloatSelect.ll
2008-01-29-AddICmp.ll
2008-02-04-GEPIdxBug.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 distill down the essense of this test. 2008-04-23 03:03:42 +00:00
2008-04-28-VolatileStore.ll don't delete the last store to an alloca if the store is volatile. 2008-04-29 04:58:38 +00:00
2008-04-29-VolatileLoadDontMerge.ll don't eliminate load from volatile value on paths where the load is dead. 2008-04-29 17:28:22 +00:00
2008-04-29-VolatileLoadMerge.ll Fix a broken test. Neither load is eliminable without changing the CFG. 2008-07-09 05:01:02 +00:00
2008-05-08-LiveStoreDelete.ll Make instcombine's DSE respect loads as well as stores. It is not safe to 2008-05-08 17:20:30 +00:00
2008-05-08-StrLenSink.ll More than just loads can read from memory: readonly calls like strlen 2008-05-08 17:37:37 +00:00
2008-05-09-SinkOfInvoke.ll Testcase for PR2303. 2008-05-10 16:43:10 +00:00
2008-05-17-InfLoop.ll Fix PR2339 2008-05-18 04:11:26 +00:00
2008-05-18-FoldIntToPtr.ll "ret (constexpr)" can't be folded into a Constant. Add a method to 2008-05-25 20:56:15 +00:00
2008-05-22-IDivVector.ll Fix a recently added optimization to not crash on vectors. 2008-05-23 03:26:47 +00:00
2008-05-22-NegValVector.ll Constant integer vectors may also be negated. 2008-05-23 04:54:45 +00:00
2008-05-23-CompareFold.ll Fix a serious brain-o. Obviously no-one reviewed my patch :( 2008-05-24 04:06:28 +00:00
2008-05-31-AddBool.ll Adding i1 is always Xor. 2008-05-31 17:10:28 +00:00
2008-05-31-Bools.ll Add more i1 optimizations. add, sub, mul, s/udiv on i1 are now simplified away. 2008-05-31 17:59:52 +00:00
2008-06-05-ashr-crash.ll Add a test case for opt -instcombine bug fix in revision 52003. 2008-06-05 14:25:11 +00:00
2008-06-08-ICmpPHI.ll Remove unnecessary target lines. 2008-06-13 22:10:32 +00:00
2008-06-13-InfiniteLoopStore.ll Remove unnecessary target lines. 2008-06-13 22:12:16 +00:00
2008-06-13-ReadOnlyCallStore.ll Don't skip over instructions other than loads that might read memory 2008-06-13 22:02:12 +00:00
2008-06-19-UncondLoad.ll Fix PR2471, which is a bug involving an invalid promotion from a conditional load. 2008-06-20 05:12:56 +00:00
2008-06-21-CompareMiscomp.ll Fix for PR2479: correctly optimize expressions like (a > 13) & (a == 2008-06-21 23:36:13 +00:00
2008-06-24-StackRestore.ll Fix PR2488, a case where we deleted stack restores too aggressively. 2008-06-25 05:59:28 +00:00
2008-07-08-AndICmp.ll Reinstate this optimization, but without the miscompile. Thanks to Bill for 2008-08-06 04:54:03 +00:00
2008-07-08-ShiftOneAndOne.ll Fold ((1 << a) & 1) to (a == 0). 2008-07-09 05:20:13 +00:00
2008-07-08-SubAnd.ll Reduce x - y to -y when we know the 'x' part will get masked off anyways. 2008-07-09 04:32:37 +00:00
2008-07-08-VolatileLoadMerge.ll new testcase for PR2496 2008-07-08 17:18:05 +00:00
2008-07-09-SubAndError.ll Fix overzealous optimization. Thanks to Duncan Sands for pointing out my error! 2008-07-10 05:51:40 +00:00
2008-07-10-CastSextBool.ll Fix folding of icmp's of i1 where the comparison is signed. The code 2008-07-11 04:20:58 +00:00
2008-07-10-ICmpBinOp.ll Add another optimization from PR2330. Also catch some missing cases that are 2008-07-11 07:20:53 +00:00
2008-07-11-RemAnd.ll Enhance analysis of srem. 2008-07-12 05:04:38 +00:00
2008-07-13-DivZero.ll Fix PR2506 by being a bit more careful about reverse fact propagation when 2008-07-14 00:15:52 +00:00
2008-07-16-fsub.ll Fix PR2553 2008-07-17 06:07:20 +00:00
2008-07-16-sse2_storel_dq.ll Fix PR2296. Do not transform x86_sse2_storel_dq into a full-width store. 2008-07-16 07:28:14 +00:00
2008-08-05-And.ll Just grep for through the LL code instead of the ASM code 2008-08-06 00:10:32 +00:00
2008-08-17-ICmpXorSignbit.ll Reinstate this optimization to fold icmp of xor when possible. Don't try to 2009-01-31 21:30:05 +00:00
2008-09-02-VectorCrash.ll Don't crash when trying to constant fold a vector with some elements that can't 2008-09-03 05:54:33 +00:00
2008-09-29-FoldingOr.ll Fix misoptimization of: xor i1 (icmp eq (X, C1), icmp s[lg]t (X, C2)) 2008-09-30 06:08:34 +00:00
2008-10-11-DivCompareFold.ll Fix PR2697 by rewriting the '(X / pos) op neg' logic. This also changes 2008-10-11 22:55:00 +00:00
2008-10-23-ConstFoldWithoutMask.ll Don't try to create a mask when we don't need one. Fixes a crash. 2008-10-24 06:14:27 +00:00
2008-11-01-SRemDemandedBits.ll Fix demanded bits analysis with srem by negative number. Based on a patch 2008-11-02 02:41:50 +00:00
2008-11-08-FCmp.ll If the LHS of the FCMP is coming from a UIToFP instruction, then we don't want 2008-11-09 04:26:50 +00:00
2008-11-20-DivMulRem.ll Optimize (x/y)*y into x-(x%y) in general. Div and rem are about the same, and 2008-11-21 07:33:58 +00:00
2008-11-27-IDivVector.ll Add a couple of missed optimizations on integer vectors. Multiply and divide 2008-11-27 20:21:08 +00:00
2008-11-27-MultiplyIntVec.ll Add a couple of missed optimizations on integer vectors. Multiply and divide 2008-11-27 20:21:08 +00:00
2008-11-27-UDivNegative.ll Chris prefers icmp/select over udiv! 2008-11-27 22:41:10 +00:00
2008-12-17-SRemNegConstVec.ll Make all the vector elements positive in an srem of constant vector. 2008-12-18 06:31:11 +00:00
2009-01-05-i128-crash.ll make m_ConstantInt(int64_t) safely match ConstantInt's that are larger than i64. 2009-01-05 23:45:50 +00:00
2009-01-08-AlignAlloca.ll Make instcombine ensure that all allocas are explicitly aligned at at 2009-01-13 20:18:38 +00:00
2009-01-16-PointerAddrSpace.ll Fix PR3335 by not turning a store to one address space into a store to another. 2009-01-16 20:12:52 +00:00
2009-01-19-fmod-constant-float-specials.ll Do not use host floating point types when emitting 2009-01-21 20:32:55 +00:00
2009-01-19-fmod-constant-float.ll Calls to fmod, it turns out, are constant-folded by 2009-01-20 21:58:13 +00:00
2009-01-24-EmptyStruct.ll testcase for PR3381. 2009-01-24 17:16:04 +00:00
2009-01-31-InfIterate.ll reduce testcase. 2009-02-02 06:55:45 +00:00
2009-01-31-Pressure.ll Reinstate this optimization to fold icmp of xor when possible. Don't try to 2009-01-31 21:30:05 +00:00
2009-02-04-FPBitcast.ll Allow the inverse transform x86_fp80 -> i80 (also 2009-02-04 11:17:06 +00:00
2009-02-20-InstCombine-SROA.ll rename a function to indicate that it checks for profitability as well 2009-02-21 00:46:50 +00:00
2009-02-21-LoadCST.ll Don't sign extend the char when expanding char -> int during 2009-02-21 20:50:42 +00:00
2009-02-25-CrashZeroSizeArray.ll Fix PR3667 2009-02-25 18:20:01 +00:00
add2.ll be more aggressive about transforming add -> or when the operands have no 2008-05-19 20:01:56 +00:00
add-shrink.ll Teach instcombine 4 new xforms: 2008-05-20 05:46:13 +00:00
add-sitofp.ll Generalize the new code in instcombine's ComputeNumSignBits for handling 2008-05-23 02:28:01 +00:00
add.ll Teach masked value is zero about add and sub, and use MVIZ to 2008-03-21 05:19:58 +00:00
addnegneg.ll
adjust-for-sminmax.ll Improve instcombine's handling of integer min and max in two ways: 2008-09-16 18:46:06 +00:00
align-2d-gep.ll Teach InstCombine's ComputeMaskedBits to handle pointer expressions 2008-04-10 18:43:06 +00:00
align-addr.ll Teach InstCombine's ComputeMaskedBits to handle pointer expressions 2008-04-10 18:43:06 +00:00
align-inc.ll Change these tests to use regular loads instead of llvm.x86.sse2.loadu.dq. 2009-02-16 00:44:23 +00:00
alloca.ll
and2.ll
and-compare.ll
and-fcmp.ll - Somehow I forgot about one / une. 2008-10-14 18:13:38 +00:00
and-not-or.ll simplify these patterns using m_Specific. No need to grep for 2008-12-01 05:16:26 +00:00
and-or-and.ll
and-or-not.ll
and-or.ll Implement ((A|B)&1)|(B&-2) -> (A&1) | B transformation. This also takes care of 2008-12-01 01:07:11 +00:00
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 When simplifying a call to a bitcast function, tighten up 2008-06-01 07:38:42 +00:00
apint-cast-and-cast.ll
apint-cast-cast-to-and.ll
apint-cast.ll
apint-div1.ll
apint-div2.ll
apint-elim-logicalops.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 Instcombine was illegally transforming -X/C into X/-C when either X or C 2008-11-30 03:42:12 +00:00
apint-xor1.ll
apint-xor2.ll
apint-zext1.ll
apint-zext2.ll
ashr-nop.ll Fix a ValueTracking rule: RHS means operand 1, not 0. Add a simple 2009-02-24 02:00:40 +00:00
binop-cast.ll
bit-tracking.ll
bitcast-gep.ll Fix part 3/2 of PR3290, making instcombine zap (gep(bitcast)) when possible. 2009-01-09 05:44:56 +00:00
bitcast-vector-fold.ll
bitcount.ll
bittest.ll Update old-style syntax in some "not grep" tests. 2008-05-01 23:50:07 +00:00
bswap-fold.ll implement some simple bswap optimizations, rdar://5992453 2008-06-18 04:33:20 +00:00
bswap.ll rewrite bswap matching to be more general, allowing arbitrary 2008-10-05 02:13:19 +00:00
call2.ll
call-cast-target.ll
call-intrinsics.ll
call.ll Ignore stderr for some more tests that expect warnings there. 2008-06-10 16:13:38 +00:00
canonicalize_branch.ll
cast2.ll
cast_ld_addr_space.ll Instrcombine should not change load(cast p) to cast(load p) if the cast 2009-02-07 22:19:29 +00:00
cast_ptr.ll
cast-and-cast.ll
cast-cast-to-and.ll Remove llvm-upgrade and update tests. 2008-03-09 08:16:40 +00:00
cast-load-gep.ll
cast-malloc.ll
cast-mul-select.ll Fix missed optimization opportunity when analyzing cast of mul and select. 2008-07-05 21:19:34 +00:00
cast-propagate.ll
cast-set.ll
cast-sext-zext.ll Fix PR3452 (an infinite loop bootstrapping) by disabling the recent 2009-01-31 19:05:27 +00:00
cast-store-gep.ll Make InstCombineStoreToCast handle aggregates more aggressively, 2009-01-24 01:00:13 +00:00
cast.ll Clean up previous cast optimization a bit. Also make zext elimination a bit more aggressive: if it's not necessary to emit an AND (i.e. high bits are already zero), it's profitable to evaluate the operand at a different type. 2009-01-16 02:11:43 +00:00
CPP_min_max.ll rename *.llx -> *.ll, last batch. 2008-04-19 22:32:52 +00:00
dce-iterate.ll make sure to set Changed=true when instcombine hacks on the code, 2009-01-31 07:04:22 +00:00
deadcode.ll
dg.exp sabre brings to my attention that the 'tr' suffix is also obsolete 2008-05-20 21:00:03 +00:00
div-cmp-overflow.ll Fix an icmp+sdiv optimization to check for and handle an overflow 2008-09-10 23:30:57 +00:00
div.ll implement PR2328. 2008-05-16 02:59:42 +00:00
enforce-known-alignment.ll Change the argument type in this test to something less convoluted, 2009-02-18 04:25:04 +00:00
extractvalue.ll Add a few cases to instcombine's extractvalue testcase. 2008-07-16 12:57:25 +00:00
fold-vector-zero.ll
fp-ret-bitcast.ll Situations can arise when you have a function called that returns a 'void', but 2008-05-14 22:45:20 +00:00
fpcast.ll
fpextend.ll
GEPIdxCanon.ll Remove GCSE and LoadVN from the testsuite. 2008-08-16 00:00:54 +00:00
getelementptr_cast.ll
getelementptr_const.ll Remove GCSE and LoadVN from the testsuite. 2008-08-16 00:00:54 +00:00
getelementptr_index.ll
getelementptr_promote.ll On 64-bit targets, change 32-bit getelementptr indices to be 64-bit 2008-09-11 23:06:38 +00:00
getelementptr-setcc.ll
getelementptr-seteq.ll optimize "p != gep p, ..." better. This allows us to compile 2008-04-22 02:53:33 +00:00
getelementptr.ll Byebye llvm-upgrade! 2008-03-25 04:26:08 +00:00
hoist_instr.ll
icmp.ll Implement rdar://6480391, extending of equality icmp's to avoid a truncation. 2009-01-09 07:47:06 +00:00
IntPtrCast.ll
JavaCompare.ll make this condition more precise. 2008-07-11 03:54:57 +00:00
known_align.ll
load2.ll
load3.ll Teach instcombine's visitLoad to scan back several instructions 2008-10-15 23:19:35 +00:00
load.ll Teach instcombine's visitLoad to scan back several instructions 2008-10-15 23:19:35 +00:00
loadstore-alignment.ll Make instcombine ensure that all allocas are explicitly aligned at at 2009-01-13 20:18:38 +00:00
logical-select.ll Handle the case where there is no "not". It is possible it got 2008-11-16 04:25:26 +00:00
malloc2.ll
malloc3.ll
malloc-free-delete.ll
malloc.ll
memcpy-to-load.ll
memmove.ll Implement PR2370: memmove(x,x,size) -> noop. 2008-05-28 05:30:41 +00:00
memset.ll move lowering of llvm.memset -> store from simplify libcalls 2008-04-30 06:39:11 +00:00
mul-masked-bits.ll Fix a bug in the ComputeMaskedBits logic for multiply. 2008-05-07 00:35:55 +00:00
mul.ll Implement support for simplifying vector comparisons by 0.0 and 1.0 like we 2008-08-11 22:06:05 +00:00
multi-use-or.ll now that all the pieces are in place, teach instcombine's 2009-01-31 08:40:03 +00:00
narrow.ll
not-fcmp.ll
not.ll Implement PR2298. This transforms: 2008-05-09 05:19:28 +00:00
or2.ll
or-fcmp.ll Combine (fcmp cc0 x, y) | (fcmp cc1 x, y) into a single fcmp when possible. 2008-10-14 18:44:08 +00:00
or-to-xor.ll Use m_Specific() instead of double matching. 2008-12-01 08:09:47 +00:00
or.ll
phi-merge.ll
phi.ll Teach inst combine to merge GEPs through PHIs. This is really 2008-12-01 02:34:36 +00:00
pr2645-0.ll Fix a vectorshuffle instcombine bug introduced by r55995. 2008-09-11 22:47:57 +00:00
pr2645-1.ll Fix a vectorshuffle instcombine bug introduced by r55995. 2008-09-11 22:47:57 +00:00
pr2996.ll Fix this recently moved code to use the correct type. CI is now a 2008-11-02 00:17:33 +00:00
preserve-sminmax.ll Improve instcombine's handling of integer min and max in two ways: 2008-09-16 18:46:06 +00:00
README.txt
rem.ll
sdiv-1.ll Strengthen check for div inst-combining. 2008-11-30 04:33:53 +00:00
sdiv-2.ll getSExtValue() doesn't work for ConstantInts with bitwidth > 64 bits. Use all 2008-11-30 12:38:24 +00:00
select.ll Remove llvm-upgrade and update test cases. 2008-03-01 09:15:35 +00:00
set.ll
setcc-cast-cast.ll Update old-style syntax in some "not grep" tests. 2008-05-01 23:50:07 +00:00
setcc-strength-reduce.ll
sext-misc.ll optimize a common idiom generated by clang for bitfield access, PR2638. 2008-08-06 07:35:52 +00:00
shift-simplify.ll
shift-sra.ll
shift-trunc-shift.ll
shift.ll
shl-icmp.ll Don't do: "(X & 4) >> 1 == 2 --> (X & 4) == 4" if there are more than one uses of the shift result. 2008-04-23 00:38:06 +00:00
shl-trunc.ll
shufflemask-undef.ll Fix a shufflevector instcombine that was emitting invalid masks indices 2008-08-06 18:17:32 +00:00
shufflevec-constant.ll Add suppport for ConstantExprs of shufflevectors whose result type is not equal to the 2009-02-12 21:28:33 +00:00
signext.ll
sink_instruction.ll
sitofp.ll Zap sitofp/fptoui pairs. In all cases when the sign difference 2008-08-06 05:13:06 +00:00
srem1.ll Fix a bogus srem rule - a negative value srem'd by a power-of-2 2008-08-13 23:12:35 +00:00
srem-simplify-bug.ll Correct the value of LowBits in srem and urem handling in 2008-05-06 00:51:48 +00:00
srem.ll
stack-overalign.ll Add a testcase for the problem fixed in r65289. 2009-02-24 02:17:42 +00:00
stacksaverestore.ll
store-merge.ll
store.ll
sub.ll Instcombine was illegally transforming -X/C into X/-C when either X or C 2008-11-30 03:42:12 +00:00
udiv_select_to_select_shift.ll Fix PR2506 by being a bit more careful about reverse fact propagation when 2008-07-14 00:15:52 +00:00
udiv-simplify-bug-0.ll Fix a mistake in the computation of leading zeros for udiv. 2008-05-02 21:30:02 +00:00
udiv-simplify-bug-1.ll Chris prefers icmp/select over udiv! 2008-11-27 22:41:10 +00:00
urem-simplify-bug.ll Fix an overaggressive SimplifyDemandedBits optimization on urem. This 2008-05-01 19:13:24 +00:00
urem.ll
vec_demanded_elts-2.ll APInt'fy SimplifyDemandedVectorElts so it can analyze vectors with more than 64 elements. 2009-02-03 10:05:09 +00:00
vec_demanded_elts.ll
vec_extract_elt.ll
vec_insert_to_shuffle.ll
vec_insertelt.ll
vec_narrow.ll
vec_shuffle2.ll Fixed optimization of combining two shuffles where the first shuffle inputs 2009-01-26 04:39:00 +00:00
vec_shuffle.ll
vector-srem.ll
volatile_store.ll
xor2.ll
xor-demorgans.ll XFAIL this test. The xform was removed. 2009-01-04 06:32:28 +00:00
xor-undef.ll Handle a special case xor undef, undef -> 0. Technically this should be transformed to undef. But this is such a common idiom (misuse) we are going to handle it. 2008-03-25 20:07:13 +00:00
xor.ll
zero-point-zero-add.ll
zeroext-and-reduce.ll
zext-fold.ll Peer through sext/zext when looking for not(cmp). 2008-05-31 19:01:33 +00:00
zext-or-icmp.ll Transform (zext (or (icmp), (icmp))) to (or (zext (cimp), (zext icmp))) if at least one of the (zext icmp) can be transformed to eliminate an icmp. 2008-03-24 00:21:34 +00:00
zext.ll commit a tweaked version of Daniel's patch for PR3599. We now 2009-02-17 20:47:23 +00:00

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.