Eli Friedman 5c1f172213 Fix for PR2479: correctly optimize expressions like (a > 13) & (a == ...

15).

See also PR1800, which is about the signed case.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@52608 91177308-0d34-0410-b5e6-96231b3b80d8

2008-06-21 23:36:13 +00:00

..

ADCE

Replace the old ADCE implementation with a new one that more simply solves

2008-05-29 08:45:13 +00:00

ArgumentPromotion

Fix two more not-grep tests that were missing llvm-dis.

2008-06-09 22:36:45 +00:00

BlockPlacement

Let some more tests ignore expected output on stderr.

2008-06-10 15:04:14 +00:00

BranchFolding

Don't branch fold inline asm statements.

2007-10-19 21:09:55 +00:00

CodeExtractor

sabre brings to my attention that the 'tr' suffix is also obsolete

2008-05-20 21:00:03 +00:00

CondProp

Remove llvm-upgrade and update test cases.

2008-03-01 09:15:35 +00:00

ConstantMerge

sabre brings to my attention that the 'tr' suffix is also obsolete

2008-05-20 21:00:03 +00:00

ConstProp

sabre brings to my attention that the 'tr' suffix is also obsolete

2008-05-20 21:00:03 +00:00

DeadArgElim

This file is empty.

2008-06-21 20:26:50 +00:00

DeadStoreElimination

sabre brings to my attention that the 'tr' suffix is also obsolete

2008-05-20 21:00:03 +00:00

GCSE

sabre brings to my attention that the 'tr' suffix is also obsolete

2008-05-20 21:00:03 +00:00

GlobalDCE

sabre brings to my attention that the 'tr' suffix is also obsolete

2008-05-20 21:00:03 +00:00

GlobalOpt

sabre brings to my attention that the 'tr' suffix is also obsolete

2008-05-20 21:00:03 +00:00

GVN

Add local PRE to GVN. This only operates in cases where it would not increase code size, namely when the instantiated expression

2008-06-18 21:41:49 +00:00

GVNPRE

sabre brings to my attention that the 'tr' suffix is also obsolete

2008-05-20 21:00:03 +00:00

IndVarsSimplify

Fix PR2434. When scanning for exising binary operator to reuse don't

2008-06-15 19:07:39 +00:00

Inline

Let some more tests ignore expected output on stderr.

2008-06-10 15:04:14 +00:00

InstCombine

Fix for PR2479: correctly optimize expressions like (a > 13) & (a ==

2008-06-21 23:36:13 +00:00

Internalize

Let some more tests ignore expected output on stderr.

2008-06-10 15:04:14 +00:00

IPConstantProp

Modify some ipconstprop tests to also test with invokes.

2008-06-19 09:27:44 +00:00

JumpThreading

Fix a crash when threading a block that includes a MRV call result.

2008-05-05 20:21:22 +00:00

LCSSA

sabre brings to my attention that the 'tr' suffix is also obsolete

2008-05-20 21:00:03 +00:00

LICM

Fix PR2346 by marking vaarg as volatile so that licm doesn't try to

2008-05-20 22:05:28 +00:00

LoopDeletion

sabre brings to my attention that the 'tr' suffix is also obsolete

2008-05-20 21:00:03 +00:00

LoopIndexSplit

Testcase for LoopIndexSplit and DomFrontier.

2008-06-03 18:32:27 +00:00

LoopRotate

sabre brings to my attention that the 'tr' suffix is also obsolete

2008-05-20 21:00:03 +00:00

LoopSimplify

sabre brings to my attention that the 'tr' suffix is also obsolete

2008-05-20 21:00:03 +00:00

LoopStrengthReduce

Refine the change in r52258 for avoiding use-before-def conditions

2008-06-16 22:34:15 +00:00

LoopUnroll

sabre brings to my attention that the 'tr' suffix is also obsolete

2008-05-20 21:00:03 +00:00

LoopUnswitch

Preserve dominance frontier while trivially unswitching loop.

2008-06-18 02:16:38 +00:00

LowerInvoke

sabre brings to my attention that the 'tr' suffix is also obsolete

2008-05-20 21:00:03 +00:00

LowerSetJmp

sabre brings to my attention that the 'tr' suffix is also obsolete

2008-05-20 21:00:03 +00:00

LowerSwitch

sabre brings to my attention that the 'tr' suffix is also obsolete

2008-05-20 21:00:03 +00:00

Mem2Reg

sabre brings to my attention that the 'tr' suffix is also obsolete

2008-05-20 21:00:03 +00:00

MemCpyOpt

Fix two issues that Eli Friedman pointed out, where would misoptimized code like:

2008-06-01 22:26:26 +00:00

PredicateSimplifier

sabre brings to my attention that the 'tr' suffix is also obsolete

2008-05-20 21:00:03 +00:00

PruneEH

Test that prune-eh doesn't make deductions based

2008-06-09 11:28:41 +00:00

RaiseAllocations

sabre brings to my attention that the 'tr' suffix is also obsolete

2008-05-20 21:00:03 +00:00

Reassociate

Let some more tests ignore expected output on stderr.

2008-06-10 15:04:14 +00:00

ScalarRepl

Fix some tests.

2008-06-12 21:23:38 +00:00

SCCP

Fix PR2358 by resolving calls with undef arguments to overdefined.

2008-05-24 03:59:33 +00:00

SimplifyCFG

Speculatively execute a block when the the block is the then part of a triangle shape and it contains a single, side effect free, cheap instruction. The branch is eliminated by adding a select instruction. i.e.

2008-06-07 08:52:29 +00:00

SimplifyLibCalls

lower calls to abs to inline code, PR2337

2008-06-09 08:26:51 +00:00

SRETPromotion

Let StructRetPromotion check if all if its users are really calls or invokesn,

2008-06-05 08:57:20 +00:00

StripSymbols

sabre brings to my attention that the 'tr' suffix is also obsolete

2008-05-20 21:00:03 +00:00

TailCallElim

sabre brings to my attention that the 'tr' suffix is also obsolete

2008-05-20 21:00:03 +00:00

TailDup

Revert 52223.

2008-06-12 20:55:39 +00:00