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5a5ff9d7df
llvm-6502/test/Transforms/InstCombine
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Nick Lewycky 5a5ff9d7df When the two operands of an icmp are equal, there are five possible predicates 
that would make the icmp true. Fixes PR1637.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41740 91177308-0d34-0410-b5e6-96231b3b80d8
2007-09-06 01:10:22 +00:00
..
2002-03-11-InstCombineHang.ll Use the llvm-upgrade program to upgrade llvm assembly. 2006-12-02 04:23:10 +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 For PR1319: 2007-04-15 07:38:21 +00:00
2002-08-02-CastTest.ll For PR1319: 2007-04-14 20:13:02 +00:00
2002-09-17-GetElementPtrCrash.ll Use the llvm-upgrade program to upgrade llvm assembly. 2006-12-02 04:23:10 +00:00
2002-12-05-MissedConstProp.ll Use the llvm-upgrade program to upgrade llvm assembly. 2006-12-02 04:23:10 +00:00
2003-05-26-CastMiscompile.ll Use the llvm-upgrade program to upgrade llvm assembly. 2006-12-02 04:23:10 +00:00
2003-05-27-ConstExprCrash.ll Use the llvm-upgrade program to upgrade llvm assembly. 2006-12-02 04:23:10 +00:00
2003-06-05-BranchInvertInfLoop.ll Use the llvm-upgrade program to upgrade llvm assembly. 2006-12-02 04:23:10 +00:00
2003-06-22-ConstantExprCrash.ll Use the llvm-upgrade program to upgrade llvm assembly. 2006-12-02 04:23:10 +00:00
2003-07-21-ExternalConstant.ll For PR1319: 2007-04-15 07:38:21 +00:00
2003-08-12-AllocaNonNull.ll For PR1319: 2007-04-14 20:13:02 +00:00
2003-09-09-VolatileLoadElim.ll Use the llvm-upgrade program to upgrade llvm assembly. 2006-12-02 04:23:10 +00:00
2003-10-23-InstcombineNullFail.ll Use the llvm-upgrade program to upgrade llvm assembly. 2006-12-02 04:23:10 +00:00
2003-10-29-CallSiteResolve.ll Fix borken testcase 2006-12-16 02:30:24 +00:00
2003-11-03-VarargsCallBug.ll Use the llvm-upgrade program to upgrade llvm assembly. 2006-12-02 04:23:10 +00:00
2003-11-13-ConstExprCastCall.ll Use the llvm-upgrade program to upgrade llvm assembly. 2006-12-02 04:23:10 +00:00
2004-01-13-InstCombineInvokePHI.ll Use the llvm-upgrade program to upgrade llvm assembly. 2006-12-02 04:23:10 +00:00
2004-02-23-ShiftShiftOverflow.ll Use the llvm-upgrade program to upgrade llvm assembly. 2006-12-02 04:23:10 +00:00
2004-03-13-InstCombineInfLoop.ll Use the llvm-upgrade program to upgrade llvm assembly. 2006-12-02 04:23:10 +00:00
2004-04-04-InstCombineReplaceAllUsesWith.ll Use the llvm-upgrade program to upgrade llvm assembly. 2006-12-02 04:23:10 +00:00
2004-05-07-UnsizedCastLoad.ll Use the llvm-upgrade program to upgrade llvm assembly. 2006-12-02 04:23:10 +00:00
2004-07-27-ConstantExprMul.ll Use the llvm-upgrade program to upgrade llvm assembly. 2006-12-02 04:23:10 +00:00
2004-08-09-RemInfLoop.llx Use the llvm-upgrade program to upgrade llvm assembly. 2006-12-02 04:23:10 +00:00
2004-08-10-BoolSetCC.ll Changes to fix problems with "make check". Apparently you can redefine 2007-04-14 22:51:29 +00:00
2004-09-20-BadLoadCombine2.llx For PR1319: 2007-04-14 20:13:02 +00:00
2004-09-20-BadLoadCombine.llx For PR1319: 2007-04-14 20:13:02 +00:00
2004-09-28-BadShiftAndSetCC.llx Use the llvm-upgrade program to upgrade llvm assembly. 2006-12-02 04:23:10 +00:00
2004-11-22-Missed-and-fold.ll Use the llvm-upgrade program to upgrade llvm assembly. 2006-12-02 04:23:10 +00:00
2004-11-27-SetCCForCastLargerAndConstant.ll For PR1319: 2007-04-15 07:38:21 +00:00
2004-12-08-InstCombineCrash.ll Use the llvm-upgrade program to upgrade llvm assembly. 2006-12-02 04:23:10 +00:00
2004-12-08-RemInfiniteLoop.ll Use the llvm-upgrade program to upgrade llvm assembly. 2006-12-02 04:23:10 +00:00
2005-03-04-ShiftOverflow.ll For PR1319: 2007-04-14 20:13:02 +00:00
2005-04-07-UDivSelectCrash.ll Use the llvm-upgrade program to upgrade llvm assembly. 2006-12-02 04:23:10 +00:00
2005-06-15-DivSelectCrash.ll Use the llvm-upgrade program to upgrade llvm assembly. 2006-12-02 04:23:10 +00:00
2005-06-15-ShiftSetCCCrash.ll Use the llvm-upgrade program to upgrade llvm assembly. 2006-12-02 04:23:10 +00:00
2005-06-16-RangeCrash.ll Use the llvm-upgrade program to upgrade llvm assembly. 2006-12-02 04:23:10 +00:00
2005-06-16-SetCCOrSetCCMiscompile.ll For PR1319: 2007-04-14 20:13:02 +00:00
2005-07-07-DeadPHILoop.ll Use the llvm-upgrade program to upgrade llvm assembly. 2006-12-02 04:23:10 +00:00
2006-02-07-SextZextCrash.ll Use the llvm-upgrade program to upgrade llvm assembly. 2006-12-02 04:23:10 +00:00
2006-02-13-DemandedMiscompile.ll For PR1319: 2007-04-14 20:13:02 +00:00
2006-02-28-Crash.ll Use the llvm-upgrade program to upgrade llvm assembly. 2006-12-02 04:23:10 +00:00
2006-03-30-ExtractElement.ll Use the llvm-upgrade program to upgrade llvm assembly. 2006-12-02 04:23:10 +00:00
2006-04-01-InfLoop.ll For PR1319: 2007-04-15 07:38:21 +00:00
2006-04-28-ShiftShiftLongLong.ll For PR1319: 2007-04-14 20:13:02 +00:00
2006-05-04-DemandedBitCrash.ll For PR1319: 2007-04-15 07:38:21 +00:00
2006-05-06-Infloop.ll For PR1319: 2007-04-15 07:38:21 +00:00
2006-06-28-infloop.ll For PR950: 2006-12-31 06:02:00 +00:00
2006-09-11-EmptyStructCrash.ll For PR1319: 2007-04-15 07:38:21 +00:00
2006-09-15-CastToBool.ll For PR950: 2006-12-31 06:02:00 +00:00
2006-10-19-SignedToUnsignedCastAndConst-2.ll For PR1319: 2007-04-14 20:13:02 +00:00
2006-10-19-SignedToUnsignedCastAndConst.ll For PR1319: 2007-04-14 20:13:02 +00:00
2006-10-20-mask.ll For PR1319: 2007-04-14 20:13:02 +00:00
2006-10-26-VectorReassoc.ll Convert tests using "| wc -l | grep ..." to use the count script. 2007-08-15 13:36:28 +00:00
2006-11-03-Memmove64.ll For PR1319: 2007-04-14 20:13:02 +00:00
2006-11-10-ashr-miscompile.ll Use the llvm-upgrade program to upgrade llvm assembly. 2006-12-02 04:23:10 +00:00
2006-11-27-XorBug.ll For PR1319: 2007-04-14 20:13:02 +00:00
2006-12-01-BadFPVectorXform.ll For PR1319: 2007-04-14 20:13:02 +00:00
2006-12-05-fp-to-int-ext.ll Update tests that need to be run through llvm-upgrade. This is necessary 2006-12-29 20:01:32 +00:00
2006-12-08-ICmp-Combining.ll For PR1319: 2007-04-14 20:13:02 +00:00
2006-12-08-Phi-ICmp-Op-Fold.ll For PR1319: 2007-04-14 20:13:02 +00:00
2006-12-08-Select-ICmp.ll For PR1319: 2007-04-15 07:38:21 +00:00
2006-12-10-ICmp-GEP-GEP.ll For PR1319: 2007-04-15 07:38:21 +00:00
2006-12-15-Range-Test.ll Convert tests using "| wc -l | grep ..." to use the count script. 2007-08-15 13:36:28 +00:00
2006-12-23-Select-Cmp-Cmp.ll For PR1319: 2007-04-15 07:38:21 +00:00
2007-01-13-ExtCompareMiscompile.ll For PR761: 2007-01-26 08:25:06 +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 For PR1319: 2007-04-14 20:13:02 +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
add2.ll For PR1319: 2007-04-16 17:36:08 +00:00
add.ll For PR1319: 2007-04-16 17:36:08 +00:00
align-inc.ll oops, forgot to commit this. 2007-08-12 16:55:14 +00:00
alloca.ll For PR1319: 2007-04-14 20:13:02 +00:00
and-compare.ll Convert tests using "| wc -l | grep ..." to use the count script. 2007-08-15 13:36:28 +00:00
and-or-and.ll For PR1319: 2007-04-15 07:38:21 +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 For PR1319: 2007-04-15 07:38:21 +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 Remove use of implementation keyword. 2007-03-28 02:38:26 +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 For PR1319: 2007-04-14 20:13:02 +00:00
bitcast-gep.ll new testcase 2007-04-28 00:54:45 +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 For PR1319: 2007-04-14 20:13:02 +00:00
bswap-fold.ll Convert tests using "| wc -l | grep ..." to use the count script. 2007-08-15 13:36:28 +00:00
bswap.ll Convert tests using "| wc -l | grep ..." to use the count script. 2007-08-15 13:36:28 +00:00
call2.ll Test for transformConstExprCastCall fix. 2007-04-04 19:18:16 +00:00
call-cast-target.ll For PR1319: 2007-04-14 20:13:02 +00:00
call-intrinsics.ll Upgrade intrinsic function calls manually. 2006-12-02 20:41:53 +00:00
call.ll For PR1319: 2007-04-15 07:38:21 +00:00
canonicalize_branch.ll For PR1319: 2007-04-14 20:13:02 +00:00
cast2.ll For PR1319: 2007-04-14 20:13:02 +00:00
cast_ptr.ll un-xfail this. 2007-05-05 22:41:13 +00:00
cast-and-cast.ll For PR1319: 2007-04-14 20:13:02 +00:00
cast-cast-to-and.ll For PR1319: 2007-04-14 20:13:02 +00:00
cast-load-gep.ll For PR1319: 2007-04-14 20:13:02 +00:00
cast-malloc.ll update to new t-d strings. 2007-02-15 00:54:16 +00:00
cast-propagate.ll For PR1319: 2007-04-14 20:13:02 +00:00
cast-set.ll Use the llvm-upgrade program to upgrade llvm assembly. 2006-12-02 04:23:10 +00:00
cast.ll For PR1319: 2007-04-15 07:38:21 +00:00
CPP_min_max.llx For PR1319: 2007-04-15 07:38:21 +00:00
deadcode.ll For PR1319: 2007-04-14 20:13:02 +00:00
dg.exp Changes to fix problems with "make check". Apparently you can redefine 2007-04-14 22:51:29 +00:00
div.ll For PR1319: 2007-04-15 07:38:21 +00:00
fpcast.ll This test needs to use egrep. 2007-04-14 20:02:51 +00:00
GEPIdxCanon.ll For PR1319: 2007-04-14 20:13:02 +00:00
getelementptr_cast.ll For PR1319: 2007-04-14 20:13:02 +00:00
getelementptr_const.ll For PR1319: 2007-04-14 20:13:02 +00:00
getelementptr_index.ll Use the llvm-upgrade program to upgrade llvm assembly. 2006-12-02 04:23:10 +00:00
getelementptr-setcc.ll For PR1319: 2007-04-15 07:38:21 +00:00
getelementptr.ll For PR1319: 2007-04-15 07:38:21 +00:00
hoist_instr.ll For PR1319: 2007-04-14 20:13:02 +00:00
icmp.ll For PR1319: 2007-04-14 20:13:02 +00:00
IntPtrCast.ll For PR761: 2007-01-26 08:25:06 +00:00
JavaCompare.ll For PR1319: 2007-04-14 20:13:02 +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 Change all floating constants that are not exactly 2007-09-05 17:50:36 +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
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
memmove.ll This test should have been updated with llvm 1.7! 2007-04-14 20:21:37 +00:00
mul.ll rename function to avoid llvm-upgrade warning 2007-07-16 04:09:00 +00:00
narrow.ll For PR1319: 2007-04-14 20:13:02 +00:00
not-fcmp.ll It's safe to fold not of fcmp. 2007-08-06 20:04:16 +00:00
not.ll Use the llvm-upgrade program to upgrade llvm assembly. 2006-12-02 04:23:10 +00:00
or.ll For PR1319: 2007-04-15 07:38:21 +00:00
phi.ll For PR1319: 2007-04-15 07:38:21 +00:00
README.txt
rem.ll For PR1319: 2007-04-15 07:38:21 +00:00
select.ll For PR1319: 2007-04-15 07:38:21 +00:00
set.ll For PR1319: 2007-04-14 20:13:02 +00:00
setcc-cast-cast.ll For PR1319: 2007-04-14 20:13:02 +00:00
setcc-strength-reduce.ll For PR1319: 2007-04-14 20:13:02 +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 Convert tests using "| wc -l | grep ..." to use the count script. 2007-08-15 13:36:28 +00:00
shift.ll For PR1319: 2007-04-14 20:13:02 +00:00
shl-trunc.ll Update tests that need to be run through llvm-upgrade. This is necessary 2006-12-29 20:01:32 +00:00
signext.ll For PR1319: 2007-04-15 07:38:21 +00:00
sink_instruction.ll For PR1319: 2007-04-14 20:13:02 +00:00
stacksaverestore.ll For PR1319: 2007-04-14 20:13:02 +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 For PR1319: 2007-04-14 20:13:02 +00:00
sub.ll For PR1319: 2007-04-14 20:13:02 +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
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 Convert tests using "| wc -l | grep ..." to use the count script. 2007-08-15 13:36:28 +00:00
vec_insertelt.ll For PR1319: 2007-04-14 20:13:02 +00:00
vec_narrow.ll For PR1319: 2007-04-14 20:13:02 +00:00
vec_shuffle.ll For PR1319: 2007-04-15 07:38:21 +00:00
xor2.ll For PR1319: 2007-04-14 20:13:02 +00:00
xor.ll For PR1319: 2007-04-14 20:13:02 +00:00
zeroext-and-reduce.ll For PR1319: 2007-04-14 20:13:02 +00:00
zext-fold.ll Convert tests using "| wc -l | grep ..." to use the count script. 2007-08-15 13:36:28 +00:00
zext.ll For PR1319: 2007-04-14 20:13:02 +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.