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llvm-6502/test/Transforms/InstCombine
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Nick Lewycky 3ac9e109b2 Enhance analysis of srem. 
Remove dead code analyzing urem. 'urem' of power-of-2 is canonicalized to an
'and' instruction.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53506 91177308-0d34-0410-b5e6-96231b3b80d8
2008-07-12 05:04:38 +00:00
..
2002-03-11-InstCombineHang.ll
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00
2002-05-14-SubFailure.ll
don't use 'not' when we can use a positive test
2007-03-28 01:43:43 +00:00
2002-05-14-TouchDeletedInst.ll
Remove llvm-upgrade and update tests.
2008-03-09 08:16:40 +00:00
2002-08-02-CastTest.ll
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00
2002-09-17-GetElementPtrCrash.ll
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00
2002-12-05-MissedConstProp.ll
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00
2003-05-26-CastMiscompile.ll
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00
2003-05-27-ConstExprCrash.ll
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00
2003-06-05-BranchInvertInfLoop.ll
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00
2003-06-22-ConstantExprCrash.ll
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00
2003-07-21-ExternalConstant.ll
Remove llvm-upgrade and update tests.
2008-03-09 08:16:40 +00:00
2003-08-12-AllocaNonNull.ll
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00
2003-09-09-VolatileLoadElim.ll
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00
2003-10-23-InstcombineNullFail.ll
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00
2003-10-29-CallSiteResolve.ll
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00
2003-11-03-VarargsCallBug.ll
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00
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
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00
2004-02-23-ShiftShiftOverflow.ll
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00
2004-03-13-InstCombineInfLoop.ll
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00
2004-04-04-InstCombineReplaceAllUsesWith.ll
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00
2004-05-07-UnsizedCastLoad.ll
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00
2004-07-27-ConstantExprMul.ll
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00
2004-08-09-RemInfLoop.ll
rename *.llx -> *.ll, last batch.
2008-04-19 22:32:52 +00:00
2004-08-10-BoolSetCC.ll
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00
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
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00
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
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00
2004-12-08-RemInfiniteLoop.ll
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00
2005-03-04-ShiftOverflow.ll
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00
2005-04-07-UDivSelectCrash.ll
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00
2005-06-15-DivSelectCrash.ll
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00
2005-06-15-ShiftSetCCCrash.ll
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00
2005-06-16-RangeCrash.ll
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00
2005-06-16-SetCCOrSetCCMiscompile.ll
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00
2005-07-07-DeadPHILoop.ll
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00
2006-02-07-SextZextCrash.ll
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00
2006-02-13-DemandedMiscompile.ll
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00
2006-02-28-Crash.ll
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00
2006-03-30-ExtractElement.ll
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00
2006-04-01-InfLoop.ll
Remove llvm-upgrade and update tests.
2008-03-09 08:16:40 +00:00
2006-04-28-ShiftShiftLongLong.ll
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00
2006-05-04-DemandedBitCrash.ll
Remove llvm-upgrade and update tests.
2008-03-09 08:16:40 +00:00
2006-05-06-Infloop.ll
Remove llvm-upgrade and update tests.
2008-03-09 08:16:40 +00:00
2006-06-28-infloop.ll
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00
2006-09-11-EmptyStructCrash.ll
Remove llvm-upgrade and update tests.
2008-03-09 08:16:40 +00:00
2006-09-15-CastToBool.ll
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00
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
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00
2006-10-20-mask.ll
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00
2006-10-26-VectorReassoc.ll
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00
2006-11-03-Memmove64.ll
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00
2006-11-10-ashr-miscompile.ll
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00
2006-11-27-XorBug.ll
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00
2006-12-01-BadFPVectorXform.ll
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00
2006-12-05-fp-to-int-ext.ll
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00
2006-12-08-ICmp-Combining.ll
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00
2006-12-08-Phi-ICmp-Op-Fold.ll
Remove llvm-upgrade and update tests.
2008-03-09 08:16:40 +00:00
2006-12-08-Select-ICmp.ll
Remove llvm-upgrade and update tests.
2008-03-09 08:16:40 +00:00
2006-12-10-ICmp-GEP-GEP.ll
Remove llvm-upgrade and update tests.
2008-03-09 08:16:40 +00:00
2006-12-15-Range-Test.ll
Remove llvm-upgrade and update tests.
2008-03-09 08:16:40 +00:00
2006-12-23-Select-Cmp-Cmp.ll
Remove llvm-upgrade and update tests.
2008-03-09 08:16:40 +00:00
2007-01-13-ExtCompareMiscompile.ll
this test is now compiled into the right thing.
2008-01-28 17:38:46 +00:00
2007-01-14-FcmpSelf.ll
For PR1319:
2007-04-14 20:13:02 +00:00
2007-01-18-VectorInfLoop.ll
For PR761:
2007-01-26 08:25:06 +00:00
2007-01-27-AndICmp.ll
For PR1319:
2007-04-14 20:13:02 +00:00
2007-02-01-LoadSinkAlloca.ll
For PR1319:
2007-04-14 20:13:02 +00:00
2007-02-07-PointerCast.ll
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00
2007-02-23-PhiFoldInfLoop.ll
Remove use of implementation keyword.
2007-03-28 02:38:26 +00:00
2007-03-13-CompareMerge.ll
For PR1319:
2007-04-14 20:13:02 +00:00
2007-03-19-BadTruncChangePR1261.ll
this xform is correct, not an xfail
2007-04-08 08:02:39 +00:00
2007-03-21-SignedRangeTest.ll
For PR1319:
2007-04-14 20:13:02 +00:00
2007-03-25-BadShiftMask.ll
For PR1319:
2007-04-14 20:13:02 +00:00
2007-03-25-DoubleShift.ll
Add a test case for PR1271 (necessary, but not sufficient).
2007-03-25 21:30:41 +00:00
2007-03-26-BadShiftMask.ll
For PR1319:
2007-04-15 07:38:21 +00:00
2007-03-27-PR1280.ll
For PR1319:
2007-04-14 20:13:02 +00:00
2007-03-31-InfiniteLoop.ll
For PR1319:
2007-04-14 20:13:02 +00:00
2007-04-04-BadFoldBitcastIntoMalloc.ll
For PR1319:
2007-04-16 17:36:08 +00:00
2007-04-08-SingleEltVectorCrash.ll
new testcase for PR1304
2007-04-09 01:37:35 +00:00
2007-05-04-Crash.ll
new testacse for PR1384
2007-05-05 01:59:05 +00:00
2007-05-10-icmp-or.ll
new testcase that crashes instcombine
2007-05-11 05:55:38 +00:00
2007-05-14-Crash.ll
New testcase that crashes instcombine
2007-05-15 00:15:49 +00:00
2007-05-18-CastFoldBug.ll
new testcase
2007-05-19 06:50:37 +00:00
2007-06-06-AshrSignBit.ll
Add a test for PR1499.
2007-06-06 17:10:02 +00:00
2007-06-21-DivCompareMiscomp.ll
new testcase miscompiled by instcombine, reduced from perl
2007-06-21 18:09:25 +00:00
2007-08-02-InfiniteLoop.ll
Reduced testcase for PR1594
2007-08-02 17:11:24 +00:00
2007-09-05-EqualGEP.ll
When the two operands of an icmp are equal, there are five possible predicates
2007-09-06 01:10:22 +00:00
2007-09-10-AliasConstFold.ll
Fix a buggy constant folding transformation when handling aliases.
2007-09-10 23:42:42 +00:00
2007-09-11-Trampoline.ll
Test that a call to a trampoline is turned into a call to
2007-09-11 15:07:50 +00:00
2007-09-17-AliasConstFold2.ll
Testcase for PR1678.
2007-09-20 18:56:24 +00:00
2007-10-10-EliminateMemCpy.ll
This test now passes.
2007-10-19 17:11:01 +00:00
2007-10-12-Crash.ll
Fix a bug in my patch last night that broke InstCombine/2007-10-12-Crash.ll
2007-10-12 18:05:47 +00:00
2007-10-28-EmptyField.ll
Fix PR1749 and InstCombine/2007-10-28-EmptyField.ll by handling
2007-10-29 02:40:02 +00:00
2007-10-28-stacksave.ll
Model stacksave and stackrestore as both writing memory, since we
2007-10-29 05:47:52 +00:00
2007-10-31-RangeCrash.ll
Fix InstCombine/2007-10-31-RangeCrash.ll
2007-11-01 02:18:41 +00:00
2007-10-31-StringCrash.ll
Fix InstCombine/2007-10-31-StringCrash.ll by removing an obvious
2007-11-01 02:30:35 +00:00
2007-11-07-OpaqueAlignCrash.ll
Better check
2007-11-08 18:45:15 +00:00
2007-11-15-CompareMiscomp.ll
Fix PR1800 by correcting mistaken logic.
2007-11-16 06:04:17 +00:00
2007-11-22-IcmpCrash.ll
Fix PR1817.
2007-11-22 23:47:13 +00:00
2007-11-25-CompatibleAttributes.ll
Fix PR1816. If a bitcast of a function only exists because of a
2007-11-25 14:10:56 +00:00
2007-12-10-ConstFoldCompare.ll
Fix PR1850 by removing an unsafe transformation from VMCore/ConstantFold.cpp.
2007-12-10 22:53:04 +00:00
2007-12-12-GEPScale.ll
1. "Upgrage" comments.
2007-12-12 15:21:32 +00:00
2007-12-16-AsmNoUnwind.ll
Make instcombine promote inline asm calls to 'nounwind'
2007-12-16 15:51:49 +00:00
2007-12-18-AddSelCmpSub.ll
Remove an orthogonal transformation of the selection condition from my most recent submission.
2007-12-18 20:30:28 +00:00
2007-12-28-IcmpSub2.ll
Add a testcase for my recent InstCombine fix, written by Nicholas.
2007-12-28 21:08:43 +00:00
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
When transforming a call to a bitcast function into
2008-01-06 10:12:28 +00:00
2008-01-06-VoidCast.ll
When transforming a call to a bitcast function into
2008-01-06 10:12:28 +00:00
2008-01-13-AndCmpCmp.ll
Fix PR1907, a nasty miscompilation because instcombine didn't
2008-01-13 20:59:02 +00:00
2008-01-13-NoBitCastAttributes.ll
When turning a call to a bitcast function into a direct call,
2008-01-13 08:02:44 +00:00
2008-01-14-DoubleNest.ll
I noticed that the trampoline straightening transformation could
2008-01-14 19:52:09 +00:00
2008-01-14-VarArgTrampoline.ll
I noticed that the trampoline straightening transformation could
2008-01-14 19:52:09 +00:00
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
Multiply can be evaluated in a different type, so long as the target type has
2008-01-22 05:08:48 +00:00
2008-01-27-FloatSelect.ll
Fix PR1932 by disabling an xform invalid for fdiv.
2008-01-28 00:58:18 +00:00
2008-01-29-AddICmp.ll
Tag this test with the PR reference.
2008-02-03 16:35:19 +00:00
2008-02-04-GEPIdxBug.ll
Fix a bug compiling PR1978 (perhaps not the only one though) which
2008-02-05 04:45:32 +00:00
2008-02-13-MulURem.ll
Commit the testcase too.
2008-03-06 06:50:03 +00:00
2008-02-16-SDivOverflow2.ll
Correctly fold divide-by-constant, even when faced with overflow.
2008-02-18 22:48:05 +00:00
2008-02-16-SDivOverflow.ll
Correctly fold divide-by-constant, even when faced with overflow.
2008-02-18 22:48:05 +00:00
2008-02-23-MulSub.ll
fix this test so that the fn name doesn't match the regex
2008-02-26 18:13:51 +00:00
2008-02-28-OrFCmpCrash.ll
Folding or(fcmp,fcmp) only works if the operands of the fcmps are the same fp type.
2008-02-29 06:09:11 +00:00
2008-03-13-IntToPtr.ll
The inst combining of inttoptr into GEP with one index was using the bit size of
2008-03-14 05:12:19 +00:00
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
Fold (a < 8) && (b < 8) into (a|b) < 8 for unsigned less or greater than.
2008-07-09 07:29:11 +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
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
Fold (-x + -y) -> -(x+y) which promotes better association, fixing
2008-02-17 21:03:36 +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
oops, forgot to commit this.
2007-08-12 16:55:14 +00:00
alloca.ll
Remove llvm-upgrade and update tests.
2008-03-09 08:16:40 +00:00
and2.ll
Implement a couple of foldings for ordered and unordered comparisons,
2007-10-24 05:38:08 +00:00
and-compare.ll
Remove llvm-upgrade and update tests.
2008-03-09 08:16:40 +00:00
and-or-and.ll
Remove llvm-upgrade and update tests.
2008-03-09 08:16:40 +00:00
and-or-not.ll
Convert tests using "| wc -l | grep ..." to use the count script.
2007-08-15 13:36:28 +00:00
and-xor-merge.ll
Convert tests using "| wc -l | grep ..." to use the count script.
2007-08-15 13:36:28 +00:00
and.ll
Remove llvm-upgrade and update tests.
2008-03-09 08:16:40 +00:00
apint-add1.ll
For PR1319:
2007-04-14 20:13:02 +00:00
apint-add2.ll
For PR1319:
2007-04-15 07:38:21 +00:00
apint-and1.ll
For PR1319:
2007-04-15 07:38:21 +00:00
apint-and2.ll
For PR1319:
2007-04-15 07:38:21 +00:00
apint-and-compare.ll
Convert tests using "| wc -l | grep ..." to use the count script.
2007-08-15 13:36:28 +00:00
apint-and-or-and.ll
For PR1319:
2007-04-15 07:38:21 +00:00
apint-and-xor-merge.ll
Convert tests using "| wc -l | grep ..." to use the count script.
2007-08-15 13:36:28 +00:00
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
Add test case for testing InstCombine with arbitrary precision integer
2007-03-23 20:48:34 +00:00
apint-cast-cast-to-and.ll
Add test case for testing InstCombine with arbitrary precision integer
2007-03-23 20:48:34 +00:00
apint-cast.ll
For PR1319:
2007-04-14 20:13:02 +00:00
apint-div1.ll
bool -> i1 (found by llvm.exp)
2007-04-14 18:30:06 +00:00
apint-div2.ll
bool -> i1 (found by llvm.exp)
2007-04-14 18:30:06 +00:00
apint-elim-logicalops.ll
For PR1319:
2007-04-14 20:13:02 +00:00
apint-mul1.ll
Remove use of implementation keyword.
2007-03-28 02:38:26 +00:00
apint-mul2.ll
Remove use of implementation keyword.
2007-03-28 02:38:26 +00:00
apint-not.ll
Fix testsuite hang.
2007-03-26 10:59:13 +00:00
apint-or1.ll
Remove use of implementation keyword.
2007-03-28 02:38:26 +00:00
apint-or2.ll
For PR1319:
2007-04-14 20:13:02 +00:00
apint-rem1.ll
For PR1319:
2007-04-14 20:13:02 +00:00
apint-rem2.ll
For PR1319:
2007-04-14 20:13:02 +00:00
apint-select.ll
For PR1319:
2007-04-14 20:13:02 +00:00
apint-shift-simplify.ll
Convert tests using "| wc -l | grep ..." to use the count script.
2007-08-15 13:36:28 +00:00
apint-shift.ll
For PR1319:
2007-04-14 20:13:02 +00:00
apint-shl-trunc.ll
For PR1319:
2007-04-14 20:13:02 +00:00
apint-sub.ll
For PR1319:
2007-04-15 07:38:21 +00:00
apint-xor1.ll
For PR1319:
2007-04-14 20:13:02 +00:00
apint-xor2.ll
For PR1319:
2007-04-15 07:38:21 +00:00
apint-zext1.ll
For PR1319:
2007-04-14 20:13:02 +00:00
apint-zext2.ll
For PR1319:
2007-04-14 20:13:02 +00:00
binop-cast.ll
Fix a test test llvm.exp found.
2007-04-14 18:33:31 +00:00
bit-tracking.ll
Remove llvm-upgrade and update tests.
2008-03-09 08:16:40 +00:00
bitcast-gep.ll
new testcase
2007-04-28 00:54:45 +00:00
bitcast-vector-fold.ll
Implement constant folding if vector<->vector bitcasts where the number
2007-12-11 07:29:44 +00:00
bitcount.ll
This is the patch to provide clean intrinsic function overloading support in LLVM. It cleans up the intrinsic definitions and generally smooths the process for more complicated intrinsic writing. It will be used by the upcoming atomic intrinsics as well as vector and float intrinsics in the future.
2007-08-04 01:51:18 +00:00
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
Remove llvm-upgrade and update tests.
2008-03-09 08:16:40 +00:00
call2.ll
Test for transformConstExprCastCall fix.
2007-04-04 19:18:16 +00:00
call-cast-target.ll
Remove llvm-upgrade and update tests.
2008-03-09 08:16:40 +00:00
call-intrinsics.ll
Remove llvm-upgrade and update tests.
2008-03-09 08:16:40 +00:00
call.ll
Ignore stderr for some more tests that expect warnings there.
2008-06-10 16:13:38 +00:00
canonicalize_branch.ll
Remove llvm-upgrade and update tests.
2008-03-09 08:16:40 +00:00
cast2.ll
For PR1319:
2007-04-14 20:13:02 +00:00
cast_ptr.ll
Remove llvm-upgrade and update tests.
2008-03-09 08:16:40 +00:00
cast-and-cast.ll
Remove llvm-upgrade and update tests.
2008-03-09 08:16:40 +00:00
cast-cast-to-and.ll
Remove llvm-upgrade and update tests.
2008-03-09 08:16:40 +00:00
cast-load-gep.ll
Remove llvm-upgrade and update tests.
2008-03-09 08:16:40 +00:00
cast-malloc.ll
Remove llvm-upgrade and update tests.
2008-03-09 08:16:40 +00:00
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
Remove llvm-upgrade and update tests.
2008-03-09 08:16:40 +00:00
cast-set.ll
Remove llvm-upgrade and update tests.
2008-03-09 08:16:40 +00:00
cast.ll
Byebye llvm-upgrade!
2008-03-25 04:26:08 +00:00
CPP_min_max.ll
rename *.llx -> *.ll, last batch.
2008-04-19 22:32:52 +00:00
deadcode.ll
dead calls to llvm.stacksave can be deleted, even though they
2007-12-29 00:59:12 +00:00
dg.exp
sabre brings to my attention that the 'tr' suffix is also obsolete
2008-05-20 21:00:03 +00:00
div.ll
implement PR2328.
2008-05-16 02:59:42 +00:00
extractvalue.ll
Make testcase check for extractvalue instead of extractelement.
2008-06-16 13:03:44 +00:00
fold-vector-zero.ll
Add support for folding binary operators with vector zero operands.
2007-10-30 19:00:49 +00:00
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
Remove llvm-upgrade and update tests.
2008-03-09 08:16:40 +00:00
fpextend.ll
Fold fptrunc(add (fpextend x), (fpextend y)) -> add(x,y), as GCC does.
2008-01-27 05:29:54 +00:00
GEPIdxCanon.ll
Remove llvm-upgrade and update tests.
2008-03-09 08:16:40 +00:00
getelementptr_cast.ll
Remove llvm-upgrade and update tests.
2008-03-09 08:16:40 +00:00
getelementptr_const.ll
Remove llvm-upgrade and update tests.
2008-03-09 08:16:40 +00:00
getelementptr_index.ll
Remove llvm-upgrade and update tests.
2008-03-09 08:16:40 +00:00
getelementptr-setcc.ll
Remove llvm-upgrade and update tests.
2008-03-09 08:16:40 +00:00
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
Remove llvm-upgrade and update tests.
2008-03-09 08:16:40 +00:00
icmp.ll
For PR1319:
2007-04-14 20:13:02 +00:00
IntPtrCast.ll
Remove llvm-upgrade and update tests.
2008-03-09 08:16:40 +00:00
JavaCompare.ll
make this condition more precise.
2008-07-11 03:54:57 +00:00
known_align.ll
Fix a bug in GetKnownAlignment of packed structs.
2007-07-31 20:13:21 +00:00
load2.ll
Transform a load from an undef/zero global into an undef/global even if we
2007-08-11 18:48:48 +00:00
load.ll
Byebye llvm-upgrade!
2008-03-25 04:26:08 +00:00
loadstore-alignment.ll
Convert tests using "| wc -l | grep ..." to use the count script.
2007-08-15 13:36:28 +00:00
malloc2.ll
For PR1319:
2007-04-14 20:13:02 +00:00
malloc3.ll
testcase for PR1728
2007-10-12 05:29:53 +00:00
malloc-free-delete.ll
For PR1319:
2007-04-14 20:13:02 +00:00
malloc.ll
new testcase, update old one.
2007-04-06 18:56:54 +00:00
memcpy-to-load.ll
Turn a memcpy from a double* into a load/store of double instead of
2008-01-14 00:28:35 +00:00
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
Upgrade tests to not use llvm-upgrade.
2008-03-18 03:45:45 +00:00
narrow.ll
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00
not-fcmp.ll
It's safe to fold not of fcmp.
2007-08-06 20:04:16 +00:00
not.ll
Implement PR2298. This transforms:
2008-05-09 05:19:28 +00:00
or2.ll
Implement a couple of foldings for ordered and unordered comparisons,
2007-10-24 05:38:08 +00:00
or.ll
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00
phi-merge.ll
Implement PR1777 by detecting dependent phis that
2007-11-06 21:52:06 +00:00
phi.ll
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00
README.txt
…
rem.ll
Don't try to simplify urem and srem using arithmetic rules that don't work
2008-03-06 06:48:30 +00:00
select.ll
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00
set.ll
Remove llvm-upgrade and update tests.
2008-03-09 08:16:40 +00:00
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
Remove llvm-upgrade and update tests.
2008-03-09 08:16:40 +00:00
sext-misc.ll
make truncate/sext elimination capable of changing phi's. This
2008-06-18 04:00:49 +00:00
shift-simplify.ll
Convert tests using "| wc -l | grep ..." to use the count script.
2007-08-15 13:36:28 +00:00
shift-sra.ll
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00
shift-trunc-shift.ll
implement InstCombine/shift-trunc-shift.ll. This allows
2007-12-22 09:07:47 +00:00
shift.ll
Remove llvm-upgrade and update tests.
2008-03-09 08:16:40 +00:00
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
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00
signext.ll
Remove llvm-upgrade and update tests.
2008-03-09 08:16:40 +00:00
sink_instruction.ll
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00
sitofp.ll
Teach instcombine 4 new xforms:
2008-05-20 05:46:13 +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
Instcombine x-((x/y)*y) into a remainder operator.
2007-09-17 17:31:57 +00:00
stacksaverestore.ll
optimize away stackrestore calls that have no intervening alloca or call.
2008-02-18 06:12:38 +00:00
store-merge.ll
Convert tests using "| wc -l | grep ..." to use the count script.
2007-08-15 13:36:28 +00:00
store.ll
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00
sub.ll
Implement PR2298. This transforms:
2008-05-09 05:19:28 +00:00
udiv_select_to_select_shift.ll
Convert tests using "| wc -l | grep ..." to use the count script.
2007-08-15 13:36:28 +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
Fix a mistake in the computation of leading zeros for udiv.
2008-05-02 21:30:02 +00:00
urem-simplify-bug.ll
Fix an overaggressive SimplifyDemandedBits optimization on urem. This
2008-05-01 19:13:24 +00:00
urem.ll
Instcombine x-((x/y)*y) into a remainder operator.
2007-09-17 17:31:57 +00:00
vec_demanded_elts.ll
manually upgrade test. Add a new test2. I have no way to see if this works
2007-04-14 22:27:33 +00:00
vec_extract_elt.ll
new testcase
2007-04-14 23:00:51 +00:00
vec_insert_to_shuffle.ll
Remove llvm-upgrade and update tests.
2008-03-09 08:16:40 +00:00
vec_insertelt.ll
For PR1319:
2007-04-14 20:13:02 +00:00
vec_narrow.ll
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00
vec_shuffle.ll
For PR1319:
2007-04-15 07:38:21 +00:00
vector-srem.ll
Fix an abort in instcombine when folding creates a vector rem instruction.
2007-11-05 23:16:33 +00:00
volatile_store.ll
Don't zap back to back volatile load/stores
2007-09-07 05:33:03 +00:00
xor2.ll
For PR1319:
2007-04-14 20:13:02 +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
Remove llvm-upgrade and update tests.
2008-03-09 08:16:40 +00:00
zero-point-zero-add.ll
eliminate additions of 0.0 when they are obviously dead. This has to be careful to
2008-01-29 06:52:45 +00:00
zeroext-and-reduce.ll
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00
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
Remove llvm-upgrade and update test cases.
2008-03-01 09:15:35 +00:00

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.