Evan Cheng 9b88d2d782 Tighten a ARM dag combine condition to avoid an identity transformation, which ... ends up introducing a cycle in the DAG. rdar://10196296 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@140733 91177308-0d34-0410-b5e6-96231b3b80d8		2011-09-28 23:16:31 +00:00
..
2006-11-10-CycleInDAG.ll
2007-01-19-InfiniteLoop.ll
2007-03-07-CombinerCrash.ll
2007-03-13-InstrSched.ll
2007-03-21-JoinIntervalsCrash.ll
2007-03-27-RegScavengerAssert.ll
2007-03-30-RegScavengerAssert.ll
2007-04-02-RegScavengerAssert.ll
2007-04-03-PEIBug.ll
2007-04-03-UndefinedSymbol.ll
2007-04-30-CombinerCrash.ll
2007-05-03-BadPostIndexedLd.ll
2007-05-07-tailmerge-1.ll
2007-05-09-tailmerge-2.ll
2007-05-14-InlineAsmCstCrash.ll
2007-05-14-RegScavengerAssert.ll
2007-05-22-tailmerge-3.ll
2007-05-23-BadPreIndexedStore.ll
2007-08-15-ReuseBug.ll
2008-02-04-LocalRegAllocBug.ll
2008-02-29-RegAllocLocal.ll
2008-03-05-SxtInRegBug.ll
2008-03-07-RegScavengerAssert.ll
2008-04-04-ScavengerAssert.ll
2008-04-10-ScavengerAssert.ll
2008-04-11-PHIofImpDef.ll
2008-05-19-LiveIntervalsBug.ll
2008-05-19-ScavengerAssert.ll
2008-07-17-Fdiv.ll
2008-07-24-CodeGenPrepCrash.ll
2008-08-07-AsmPrintBug.ll
2008-09-17-CoalescerBug.ll
2008-11-18-ScavengerAssert.ll
2009-02-16-SpillerBug.ll
2009-02-22-SoftenFloatVaArg.ll
2009-02-27-SpillerBug.ll
2009-03-07-SpillerBug.ll
2009-03-09-AddrModeBug.ll
2009-04-06-AsmModifier.ll
2009-04-08-AggregateAddr.ll
2009-04-08-FloatUndef.ll
2009-04-08-FREM.ll
2009-04-09-RegScavengerAsm.ll
2009-05-05-DAGCombineBug.ll
2009-05-07-RegAllocLocal.ll
2009-05-11-CodePlacementCrash.ll
2009-05-18-InlineAsmMem.ll
2009-06-02-ISelCrash.ll
2009-06-04-MissingLiveIn.ll
2009-06-15-RegScavengerAssert.ll
2009-06-19-RegScavengerAssert.ll
2009-06-22-CoalescerBug.ll
2009-06-30-RegScavengerAssert2.ll
2009-06-30-RegScavengerAssert3.ll
2009-06-30-RegScavengerAssert4.ll
2009-06-30-RegScavengerAssert5.ll
2009-06-30-RegScavengerAssert.ll
2009-07-01-CommuteBug.ll
2009-07-09-asm-p-constraint.ll
2009-07-18-RewriterBug.ll
2009-07-22-ScavengerAssert.ll
2009-07-22-SchedulerAssert.ll
2009-07-29-VFP3Registers.ll
2009-08-02-RegScavengerAssert-Neon.ll
2009-08-04-RegScavengerAssert-2.ll
2009-08-04-RegScavengerAssert.ll
2009-08-15-RegScavenger-EarlyClobber.ll
2009-08-15-RegScavengerAssert.ll
2009-08-21-PostRAKill2.ll
2009-08-21-PostRAKill3.ll
2009-08-21-PostRAKill.ll
2009-08-23-linkerprivate.ll
2009-08-26-ScalarToVector.ll
2009-08-27-ScalarToVector.ll
2009-08-29-ExtractEltf32.ll
2009-08-29-TooLongSplat.ll
2009-08-31-LSDA-Name.ll
2009-08-31-TwoRegShuffle.ll
2009-09-09-AllOnes.ll
2009-09-09-fpcmp-ole.ll
2009-09-10-postdec.ll
2009-09-13-InvalidSubreg.ll
2009-09-13-InvalidSuperReg.ll
2009-09-20-LiveIntervalsBug.ll
2009-09-21-LiveVariablesBug.ll
2009-09-22-LiveVariablesBug.ll
2009-09-23-LiveVariablesBug.ll
2009-09-24-spill-align.ll
2009-09-27-CoalescerBug.ll
2009-09-28-LdStOptiBug.ll
2009-10-02-NEONSubregsBug.ll
2009-10-16-Scope.ll
2009-10-21-InvalidFNeg.ll
2009-10-27-double-align.ll
2009-10-30.ll
2009-11-01-NeonMoves.ll
2009-11-02-NegativeLane.ll
2009-11-07-SubRegAsmPrinting.ll
2009-11-13-CoalescerCrash.ll
2009-11-13-ScavengerAssert2.ll
2009-11-13-ScavengerAssert.ll
2009-11-13-VRRewriterCrash.ll
2009-11-30-LiveVariablesBug.ll
2009-12-02-vtrn-undef.ll
2010-03-04-eabi-fp-spill.ll
2010-03-04-stm-undef-addr.ll
2010-03-18-ldm-rtrn.ll
2010-04-07-DbgValueOtherTargets.ll
2010-04-09-NeonSelect.ll
2010-04-13-v2f64SplitArg.ll
2010-04-14-SplitVector.ll
2010-04-15-ScavengerDebugValue.ll
2010-05-14-IllegalType.ll
2010-05-17-FastAllocCrash.ll
2010-05-18-LocalAllocCrash.ll
2010-05-18-PostIndexBug.ll
2010-05-19-Shuffles.ll
2010-05-20-NEONSpillCrash.ll
2010-05-21-BuildVector.ll
2010-06-11-vmovdrr-bitcast.ll
2010-06-21-LdStMultipleBug.ll
2010-06-21-nondarwin-tc.ll
2010-06-25-Thumb2ITInvalidIterator.ll
2010-06-29-PartialRedefFastAlloc.ll
2010-06-29-SubregImpDefs.ll
2010-07-26-GlobalMerge.ll
2010-08-04-EHCrash.ll
2010-08-04-StackVariable.ll
2010-09-21-OptCmpBug.ll
2010-09-29-mc-asm-header-test.ll
2010-10-19-mc-elf-objheader.ll
2010-10-25-ifcvt-ldm.ll
2010-11-15-SpillEarlyClobber.ll
2010-11-29-PrologueBug.ll
2010-11-30-reloc-movt.ll	Print r_sym with the correct number of bits.	2011-08-04 14:48:27 +00:00
2010-12-07-PEIBug.ll
2010-12-08-tpsoft.ll
2010-12-15-elf-lcomm.ll	Don't drop alignment info on local common symbols.	2011-09-01 23:04:27 +00:00
2010-12-17-LocalStackSlotCrash.ll
2011-01-19-MergedGlobalDbg.ll
2011-02-04-AntidepMultidef.ll
2011-02-07-AntidepClobber.ll
2011-03-10-DAGCombineCrash.ll
2011-03-15-LdStMultipleBug.ll
2011-03-23-PeepholeBug.ll
2011-04-07-schediv.ll
2011-04-11-MachineLICMBug.ll
2011-04-12-AlignBug.ll
2011-04-12-FastRegAlloc.ll
2011-04-15-AndVFlagPeepholeBug.ll
2011-04-15-RegisterCmpPeephole.ll
2011-04-26-SchedTweak.ll
2011-04-27-IfCvtBug.ll
2011-05-04-MultipleLandingPadSuccs.ll
2011-06-09-TailCallByVal.ll	PR11004: Inline memcpy to avoid generating nested call sequence. Un-XFAIL 2011-06-09-TailCallByVal and 2010-11-04-BigByval	2011-09-26 06:13:20 +00:00
2011-06-16-TailCallByVal.ll
2011-06-29-MergeGlobalsAlign.ll
2011-07-10-GlobalMergeBug.ll
2011-08-02-MergedGlobalDbg.ll
2011-08-12-vmovqqqq-pseudo.ll	With the fix in r138164: "Add <imp-def> operands to QQ and QQQQ stack loads."	2011-08-20 00:34:45 +00:00
2011-08-25-ldmia_ret.ll	ARM fix for missing implicit operands on ldmia_ret.	2011-08-25 17:50:53 +00:00
2011-08-29-ldr_pre_imm.ll	Add testcase for r138746.	2011-08-29 18:02:40 +00:00
2011-08-29-SchedCycle.ll	Change ARM / Thumb2 addc / adde and subc / sube modeling to use physical	2011-08-30 01:34:54 +00:00
2011-09-09-OddVectorDivision.ll	Fix mistake in test runline.	2011-09-12 17:32:58 +00:00
2011-09-19-cpsr.ll	ARM isel bug fix for adds/subs operands.	2011-09-20 03:17:40 +00:00
2011-09-28-CMovCombineBug.ll	Tighten a ARM dag combine condition to avoid an identity transformation, which	2011-09-28 23:16:31 +00:00
addrmode.ll
aliases.ll
align.ll
alloca.ll
argaddr.ll
arguments2.ll
arguments3.ll
arguments4.ll
arguments5.ll
arguments6.ll
arguments7.ll
arguments8.ll
arguments_f64_backfill.ll
arguments-nosplit-double.ll
arguments-nosplit-i64.ll
arguments.ll
arm-and-tst-peephole.ll
arm-asm.ll
arm-frameaddr.ll
arm-modifier.ll
arm-negative-stride.ll
arm-returnaddr.ll
armv4.ll
atomic-64bit.ll	Generic expansion for atomic load/store into cmpxchg/atomicrmw xchg; implements 64-bit atomic load/store for ARM.	2011-08-31 18:26:09 +00:00
atomic-cmp.ll	Convert more tests over to the new atomic instructions.	2011-09-26 20:27:49 +00:00
atomic-load-store.ll	Some additional tests for Thumb atomic load and store (which I somehow forgot to commit earlier).	2011-09-19 22:02:33 +00:00
atomic-op.ll	Convert more tests over to the new atomic instructions.	2011-09-26 20:27:49 +00:00
available_externally.ll
avoid-cpsr-rmw.ll	Use regex to remove false dependencies on register allocation.	2011-08-19 23:10:31 +00:00
bfc.ll
bfi.ll
bfx.ll
bic.ll
bits.ll
bswap-inline-asm.ll
bx_fold.ll
call_nolink.ll
call-tc.ll
call.ll
carry.ll	Fix fall outs from my recent change on how carry bit is modeled during isel.	2011-09-06 18:52:20 +00:00
clz.ll
code-placement.ll
compare-call.ll
constants.ll
crash-greedy-v6.ll
crash-greedy.ll
crash-O0.ll
crash.ll
cse-libcalls.ll
ctors_dtors.ll
ctz.ll
debug-info-arg.ll	Directly point debug info to the stack slot of the arugment, instead of trying to keep track of vreg in which it the arugment is copied. The LiveDebugVariable can keep track of variable's ranges.	2011-09-08 22:59:09 +00:00
debug-info-blocks.ll	FastISel: avoid function calls between the materialization of the constant and its use.	2011-08-18 22:06:10 +00:00
debug-info-branch-folding.ll
debug-info-d16-reg.ll
debug-info-qreg.ll
debug-info-s16-reg.ll
debug-info-sreg2.ll	Do not use named md nodes to track variables that are completely optimized. This does not scale while doing LTO with debug info. New approach is to include list of variables in the subprogram info directly.	2011-08-19 23:28:12 +00:00
dg.exp
div.ll
dyn-stackalloc.ll
eh-resume-darwin.ll
elf-lcomm-align.ll	Don't drop alignment info on local common symbols.	2011-09-01 23:04:27 +00:00
extloadi1.ll
fabss.ll	Inflate register classes after coalescing.	2011-08-09 18:19:41 +00:00
fadds.ll
fast-isel-crash2.ll
fast-isel-crash.ll
fast-isel-pred.ll
fast-isel-redefinition.ll
fast-isel-static.ll
fast-isel.ll
fcopysign.ll
fdivs.ll
fixunsdfdi.ll
flag-crash.ll
fmacs.ll
fmdrr-fmrrd.ll
fmscs.ll
fmuls.ll
fnegs.ll
fnmacs.ll
fnmscs.ll
fnmul.ll
fnmuls.ll
fold-const.ll
formal.ll
fp16.ll
fp_convert.ll	Inflate register classes after coalescing.	2011-08-09 18:19:41 +00:00
fp-arg-shuffle.ll
fp.ll
fparith.ll
fpcmp_ueq.ll
fpcmp-opt.ll
fpcmp.ll
fpconsts.ll
fpconv.ll
fpmem.ll	Also match negative offsets for addrmode3 and addrmode5.	2011-09-23 22:10:33 +00:00
fpow.ll
fpowi.ll
fptoint.ll
fsubs.ll
global-merge.ll
globals.ll
hardfloat_neon.ll
hello.ll
hidden-vis-2.ll
hidden-vis-3.ll
hidden-vis.ll
iabs.ll
ifcvt1.ll
ifcvt2.ll
ifcvt3.ll
ifcvt4.ll	Remove underscore that's breaking linux buildbots.	2011-08-03 23:13:01 +00:00
ifcvt5.ll
ifcvt6.ll
ifcvt7.ll
ifcvt8.ll
ifcvt9.ll
ifcvt10.ll
ifcvt11.ll
illegal-vector-bitcast.ll
imm.ll
indirectbr.ll	Use MachineBranchProbabilityInfo in If-Conversion instead of its own heuristics.	2011-08-03 22:34:43 +00:00
inlineasm2.ll
inlineasm3.ll
inlineasm4.ll	Add support for the R and Q constraints.	2011-08-10 16:26:42 +00:00
inlineasm-imm-arm.ll
inlineasm.ll
insn-sched1.ll
int-to-fp.ll
intrinsics.ll
ispositive.ll
jumptable-label.ll
large-stack.ll
ldm.ll
ldr_ext.ll
ldr_frame.ll
ldr_post.ll
ldr_pre.ll
ldr.ll
ldrd.ll
ldst-f32-2-i32.ll
ldstrexd.ll
load-global.ll
load.ll
long_shift.ll
long-setcc.ll
long.ll
lsr-code-insertion.ll
lsr-on-unrolled-loops.ll
lsr-scale-addr-mode.ll
lsr-unfolded-offset.ll
machine-cse-cmp.ll
machine-licm.ll
mem.ll
memcpy-inline.ll
memfunc.ll
mls.ll
movt-movw-global.ll
movt.ll
mul_const.ll
mul.ll
mulhi.ll	Fix a bug introduced during refactoring a couple of months ago. Cortex-M3 does not support Thumb2 dsp instructions. rdar://10152911.	2011-09-20 21:38:18 +00:00
mult-alt-generic-arm.ll
mvn.ll
neon_arith1.ll
neon_div.ll
neon_ld1.ll
neon_ld2.ll
neon_minmax.ll
neon_shift.ll
pack.ll
peephole-bitcast.ll
phi.ll
pr3502.ll
prefetch.ll
private.ll
reg_sequence.ll
ret0.ll
ret_arg1.ll
ret_arg2.ll
ret_arg3.ll
ret_arg4.ll
ret_arg5.ll
ret_f32_arg2.ll
ret_f32_arg5.ll
ret_f64_arg2.ll
ret_f64_arg_reg_split.ll
ret_f64_arg_split.ll
ret_f64_arg_stack.ll
ret_i64_arg2.ll
ret_i64_arg3.ll
ret_i64_arg_split.ll
ret_i128_arg2.ll
ret_void.ll
rev.ll
sbfx.ll
section.ll
select_xform.ll
select-imm.ll
select.ll	Fix SimplifySelectCC to add newly created nodes to the DAGCombiner	2011-09-22 23:01:29 +00:00
shifter_operand.ll
shuffle.ll
smul.ll
spill-q.ll
stack-frame.ll
stm.ll
str_post.ll
str_pre-2.ll	ARM push of a single register encodes as pre-indexed STR.	2011-08-11 18:07:11 +00:00
str_pre.ll
str_trunc.ll
sub.ll
subreg-remat.ll	Permit remat of partial register defs when it is safe.	2011-09-01 18:27:51 +00:00
sxt_rot.ll
t2-imm.ll
tail-opts.ll
thread_pointer.ll
thumb1-varalloc.ll
tls1.ll
tls2.ll
tls3.ll
trap.ll
trunc_ldr.ll
truncstore-dag-combine.ll
tst_teq.ll
uint64tof64.ll
umulo-32.ll
unaligned_load_store.ll
undef-sext.ll
unord.ll
uxt_rot.ll
uxtb.ll
va_arg.ll
vaba.ll
vabd.ll
vabs.ll
vadd.ll
vargs_align.ll
vargs.ll
vbits.ll
vbsl-constant.ll
vbsl.ll
vceq.ll
vcge.ll
vcgt.ll
vcnt.ll
vcombine.ll
vcvt_combine.ll
vcvt.ll
vdiv_combine.ll
vdup.ll
vector-DAGCombine.ll
vext.ll
vfcmp.ll
vfp.ll
vget_lane.ll
vhadd.ll
vhsub.ll
vicmp.ll
vld1.ll
vld2.ll
vld3.ll
vld4.ll
vlddup.ll
vldlane.ll
vminmax.ll
vmla.ll
vmls.ll
vmov.ll
vmul.ll
vneg.ll
vpadal.ll
vpadd.ll
vpminmax.ll
vqadd.ll
vqdmul.ll
vqshl.ll
vqshrn.ll
vqsub.ll
vrec.ll
vrev.ll
vshift.ll
vshiftins.ll
vshl.ll
vshll.ll
vshrn.ll
vsra.ll
vst1.ll
vst2.ll
vst3.ll
vst4.ll
vstlane.ll
vsub.ll
vtbl.ll
vtrn.ll
vuzp.ll
vzip.ll
weak2.ll
weak.ll