Davide Italiano b16c6ac588 [SCCP] Make sure SCCP and ConstantFolding agree on undef >> a. ...

Currently SCCP folds the value to -1, while ConstantProp folds to
0. This changes SCCP to do what ConstantFolding does.

llvm-svn: 289147

2016-12-08 22:28:53 +00:00

..

2002-05-02-MissSecondInst.ll

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2002-05-20-MissedIncomingValue.ll

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2002-05-21-InvalidSimplify.ll

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2002-08-30-GetElementPtrTest.ll

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2003-06-24-OverdefinedPHIValue.ll

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2003-08-26-InvokeHandling.ll

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2004-11-16-DeadInvoke.ll

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2004-12-10-UndefBranchBug.ll

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2006-10-23-IPSCCP-Crash.ll

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2006-12-04-PackedType.ll

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2006-12-19-UndefBug.ll

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2007-05-16-InvokeCrash.ll

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2008-01-27-UndefCorrelate.ll

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2008-04-22-multiple-ret-sccp.ll

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2008-05-23-UndefCallFold.ll

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2009-01-14-IPSCCP-Invoke.ll

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2009-05-27-VectorOperandZero.ll

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apint-array.ll

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apint-basictest2.ll

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apint-basictest3.ll

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apint-basictest4.ll

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apint-basictest.ll

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apint-bigarray.ll

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apint-bigint2.ll

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apint-bigint.ll

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apint-ipsccp1.ll

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apint-ipsccp2.ll

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apint-ipsccp3.ll

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apint-ipsccp4.ll

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apint-load.ll

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apint-phi.ll

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apint-select.ll

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atomic-load-store.ll

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atomic.ll

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bitcast.ll

[SCCP] Fold constants as we build them whne visiting cast instructions.

2016-07-08 19:13:40 +00:00

calltest.ll

[SCCP] Don't delete side-effecting instructions

2016-08-24 18:10:21 +00:00

comdat-ipo.ll

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constant-struct.ll

[SCCP] Constant fold structs if all the lattice value are constant.

2016-07-12 19:54:19 +00:00

crash.ll

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dont-zap-return.ll

[SCCP] Zap multiple return values.

2016-07-20 20:17:13 +00:00

global-alias-constprop.ll

[PM] Port per-function SCCP to the new pass manager.

2016-05-18 15:18:25 +00:00

ipsccp-addr-taken.ll

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ipsccp-basic.ll

[SCCP] Zap multiple return values.

2016-07-20 20:17:13 +00:00

loadtest.ll

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logical-nuke.ll

[SCCP] Remove code in visitBinaryOperator (and add tests).

2016-11-22 22:11:25 +00:00

pr27712.ll

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retvalue-undef.ll

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sccptest.ll

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select.ll

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switch-multiple-undef.ll

[SCCP] Add a test for switches on undef.

2016-11-23 01:42:39 +00:00

switch.ll

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ub-shift.ll

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undef-resolve.ll

[SCCP] Make sure SCCP and ConstantFolding agree on undef >> a.

2016-12-08 22:28:53 +00:00

vector-bitcast.ll

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