Nadav Rotem 9a6c6a3736 LoopVectorizer: When we vectorizer and widen loops we process many elements at once. This is a good thing, except for ...

small loops. On small loops post-loop that handles scalars (and runs slower) can take more time to execute than the
rest of the loop. This patch disables widening of loops with a small static trip count.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@171798 91177308-0d34-0410-b5e6-96231b3b80d8

2013-01-07 21:54:51 +00:00

..

ADCE

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ArgumentPromotion

Tests: rewrite 'opt ... %s' to 'opt ... < %s' so that opt does not emit a ModuleID

2012-12-30 02:33:22 +00:00

BBVectorize

Switch BBVectorize to directly depend on having a TTI analysis.

2013-01-07 10:22:36 +00:00

BlockPlacement

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BranchFolding

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CodeExtractor

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CodeGenPrepare

Tests: rewrite 'opt ... %s' to 'opt ... < %s' so that opt does not emit a ModuleID

2012-12-30 01:28:40 +00:00

ConstantMerge

Tests: rewrite 'opt ... %s' to 'opt ... < %s' so that opt does not emit a ModuleID

2012-12-30 01:28:40 +00:00

ConstProp

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CorrelatedValuePropagation

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DeadArgElim

Tests: rewrite 'opt ... %s' to 'opt ... < %s' so that opt does not emit a ModuleID

2013-01-01 13:57:25 +00:00

DeadStoreElimination

Tests: rewrite 'opt ... %s' to 'opt ... < %s' so that opt does not emit a ModuleID

2013-01-01 13:57:25 +00:00

EarlyCSE

There was a switch fall-through in the parser for textual LLVM that caused

2013-01-07 13:32:38 +00:00

FunctionAttrs

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GlobalDCE

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GlobalOpt

Tests: rewrite 'opt ... %s' to 'opt ... < %s' so that opt does not emit a ModuleID

2013-01-01 13:57:25 +00:00

GVN

Memory Dependence Analysis: fix a miscompile that uses DT to approxmiate the

2013-01-04 19:19:47 +00:00

IndVarSimplify

Tests: rewrite 'opt ... %s' to 'opt ... < %s' so that opt does not emit a ModuleID

2012-12-30 02:33:22 +00:00

Inline

Tests: rewrite 'opt ... %s' to 'opt ... < %s' so that opt does not emit a ModuleID

2013-01-01 14:04:36 +00:00

InstCombine

This change is to implement following rules:

2013-01-07 21:39:23 +00:00

InstSimplify

Tests: rewrite 'opt ... %s' to 'opt ... < %s' so that opt does not emit a ModuleID

2012-12-30 02:33:22 +00:00

Internalize

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IPConstantProp

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JumpThreading

Tests: rewrite 'opt ... %s' to 'opt ... < %s' so that opt does not emit a ModuleID

2013-01-01 13:57:25 +00:00

LCSSA

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LICM

tabs-to-spaces

2013-01-04 23:11:35 +00:00

LoopDeletion

Tests: rewrite 'opt ... %s' to 'opt ... < %s' so that opt does not emit a ModuleID

2013-01-01 13:57:25 +00:00

LoopIdiom

Fix a mistaken commit that included some debugging code.

2013-01-07 13:41:55 +00:00

LoopRotate

Tests: rewrite 'opt ... %s' to 'opt ... < %s' so that opt does not emit a ModuleID

2012-12-30 02:33:22 +00:00

LoopSimplify

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LoopStrengthReduce

Switch the SCEV expander and LoopStrengthReduce to use

2013-01-07 14:41:08 +00:00

LoopUnroll

Add a new attribute, 'noduplicate'. If a function contains a noduplicate call, the call cannot be duplicated - Jump threading, loop unrolling, loop unswitching, and loop rotation are inhibited if they would duplicate the call.

2012-12-20 16:04:27 +00:00

LoopUnswitch

Tests: rewrite 'opt ... %s' to 'opt ... < %s' so that opt does not emit a ModuleID

2012-12-30 02:33:22 +00:00

LoopVectorize

LoopVectorizer: When we vectorizer and widen loops we process many elements at once. This is a good thing, except for

2013-01-07 21:54:51 +00:00

LowerAtomic

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LowerExpectIntrinsic

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LowerInvoke

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LowerSwitch

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Mem2Reg

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MemCpyOpt

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MergeFunc

Tests: rewrite 'opt ... %s' to 'opt ... < %s' so that opt does not emit a ModuleID

2012-12-30 02:33:22 +00:00

MetaRenamer

Tests: rewrite 'opt ... %s' to 'opt ... < %s' so that opt does not emit a ModuleID

2013-01-01 13:57:25 +00:00

ObjCARC

Tests: rewrite 'opt ... %s' to 'opt ... < %s' so that opt does not emit a ModuleID

2012-12-30 02:33:22 +00:00

PhaseOrdering

Tests: rewrite 'opt ... %s' to 'opt ... < %s' so that opt does not emit a ModuleID

2012-12-30 01:28:40 +00:00

PruneEH

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Reassociate

Tests: rewrite 'opt ... %s' to 'opt ... < %s' so that opt does not emit a ModuleID

2012-12-30 02:33:22 +00:00

ScalarRepl

Tests: rewrite 'opt ... %s' to 'opt ... < %s' so that opt does not emit a ModuleID

2013-01-01 13:57:25 +00:00

SCCP

Tests: rewrite 'opt ... %s' to 'opt ... < %s' so that opt does not emit a ModuleID

2013-01-01 13:57:25 +00:00

SimplifyCFG

Tests: rewrite 'opt ... %s' to 'opt ... < %s' so that opt does not emit a ModuleID

2013-01-01 13:57:25 +00:00

SimplifyLibCalls

Tests: rewrite 'opt ... %s' to 'opt ... < %s' so that opt does not emit a ModuleID

2012-12-30 01:28:40 +00:00

Sink

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SROA

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StripSymbols

Tests: rewrite 'opt ... %s' to 'opt ... < %s' so that opt does not emit a ModuleID

2013-01-01 13:57:25 +00:00

TailCallElim

Tests: rewrite 'opt ... %s' to 'opt ... < %s' so that opt does not emit a ModuleID

2013-01-01 14:04:36 +00:00

TailDup

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