Chad Rosier df7883744f [AArch64] Improve cost model to handle sdiv by a pow-of-two. ...

This patch improves the target-specific cost model to better handle signed
division by a power of two. The immediate result is that this enables the SLP
vectorizer to do a better job.

http://reviews.llvm.org/D5469
PR20714

llvm-svn: 218607

2014-09-29 13:59:31 +00:00

..

ADCE

[tests] Cleanup initialization of test suffixes.

2013-08-16 00:37:11 +00:00

AddDiscriminators

Use DILexicalBlockFile, rather than DILexicalBlock, to track discriminator changes to ensure discriminator changes don't introduce new DWARF DW_TAG_lexical_blocks.

2014-08-21 22:45:21 +00:00

AlignmentFromAssumptions

[AlignmentFromAssumptions] Don't crash just because the target is 32-bit

2014-09-11 08:40:17 +00:00

ArgumentPromotion

Don't promote byval pointer arguments when padding matters

2014-08-28 22:42:00 +00:00

AtomicExpand/ARM

Use target-dependent emitLeading/TrailingFence instead of the target-independent insertLeading/TrailingFence (in AtomicExpandPass)

2014-09-03 21:01:03 +00:00

BBVectorize

Reduce verbiage of lit.local.cfg files

2014-06-09 22:42:55 +00:00

BranchFolding

Re-commit: Demote EmitRawText call in AsmPrinter::EmitInlineAsm() and remove hasRawTextSupport() call

2014-02-13 14:44:26 +00:00

CodeExtractor

[tests] Cleanup initialization of test suffixes.

2013-08-16 00:37:11 +00:00

CodeGenPrepare

CodeGenPrep: fall back to MVT::Other if instruction's type isn't an EVT.

2014-07-29 10:20:22 +00:00

ConstantHoisting

[ConstantHoisting][X86] Improve the cost model for small constants with large types (i64 and above).

2014-06-10 00:32:29 +00:00

ConstantMerge

Remove the linker_private and linker_private_weak linkages.

2014-03-13 23:18:37 +00:00

ConstProp

Fix a bug around truncating vector in const prop.

2014-08-21 02:12:35 +00:00

CorrelatedValuePropagation

[tests] Cleanup initialization of test suffixes.

2013-08-16 00:37:11 +00:00

DeadArgElim

musttail: Don't eliminate varargs packs if there is a forwarding call

2014-08-26 00:59:51 +00:00

DeadStoreElimination

Relax the constraint more in MemoryDependencyAnalysis.cpp

2014-08-29 20:32:58 +00:00

DebugIR

Use right pointer type in DebugIR

2013-09-27 22:26:25 +00:00

EarlyCSE

[tests] Cleanup initialization of test suffixes.

2013-08-16 00:37:11 +00:00

FunctionAttrs

[optnone] Make the optnone attribute effective at suppressing function

2014-08-13 10:49:33 +00:00

GCOVProfiling

Fix coverage for files with global constructors again. Adds a testcase to the commit from r206671, as requested by David Blaikie.

2014-06-05 04:31:43 +00:00

GlobalDCE

Remove dangling initializers in GlobalDCE

2014-08-25 17:51:14 +00:00

GlobalOpt

GlobalOpt: Preserve comdats of unoptimized initializers

2014-09-23 22:33:01 +00:00

GVN

Relax the constraint more in MemoryDependencyAnalysis.cpp

2014-08-29 20:32:58 +00:00

IndVarSimplify

[IndVar] Don't widen loop compare unless IV user is sign extended.

2014-09-26 20:05:35 +00:00

Inline

Add functions for finding ephemeral values

2014-09-07 13:49:57 +00:00

InstCombine

[InstCombine] Fix wrong folding of constant comparison involving ahsr and negative quantities (PR20945).

2014-09-17 11:32:31 +00:00

InstMerge

MergedLoadStoreMotion pass

2014-07-18 19:13:09 +00:00

InstSimplify

InstSimplify: Don't allow (x srem y) urem y -> x srem y

2014-09-17 04:16:35 +00:00

Internalize

Use "weak alias" instead of "alias weak"

2014-07-30 22:51:54 +00:00

IPConstantProp

No need for those tests to go thru llvm-as and/or llvm-dis.

2014-05-27 22:03:28 +00:00

JumpThreading

Make use of @llvm.assume from LazyValueInfo

2014-09-07 20:29:59 +00:00

LCSSA

[tests] Cleanup initialization of test suffixes.

2013-08-16 00:37:11 +00:00

LICM

Fix assertion in LICM doFinalization()

2014-09-24 16:48:31 +00:00

LoadCombine

Add LoadCombine pass.

2014-05-29 01:55:07 +00:00

LoopDeletion

[tests] Cleanup initialization of test suffixes.

2013-08-16 00:37:11 +00:00

LoopIdiom

R600: Implement TTI:getPopcntSupport

2014-07-18 06:07:13 +00:00

LoopReroll

Fix loop rerolling pass failure with non-consant loop lower bound

2014-01-03 17:20:01 +00:00

LoopRotate

[LPM] Fix PR18643, another scary place where loop transforms failed to

2014-01-29 13:16:53 +00:00

LoopSimplify

FileCheckize. NFC.

2014-09-12 17:55:16 +00:00

LoopStrengthReduce

Reduce verbiage of lit.local.cfg files

2014-06-09 22:42:55 +00:00

LoopUnroll

Use a loop to simplify the runtime unrolling prologue.

2014-09-29 11:15:00 +00:00

LoopUnswitch

[tests] Cleanup initialization of test suffixes.

2013-08-16 00:37:11 +00:00

LoopVectorize

Rename getMaximumUnrollFactor -> getMaxInterleaveFactor; also rename option names controlling this variable.

2014-09-10 17:58:16 +00:00

LowerAtomic

IR: add "cmpxchg weak" variant to support permitted failure.

2014-06-13 14:24:07 +00:00

LowerExpectIntrinsic

Lower llvm.expect intrinsic correctly for i1

2014-02-02 22:43:55 +00:00

LowerInvoke

Remove LowerInvoke's obsolete "-enable-correct-eh-support" option

2014-03-20 19:54:47 +00:00

LowerSwitch

Added test for commit r212802 that was missing

2014-07-11 10:36:00 +00:00

Mem2Reg

Debug Info: update testing cases to specify the debug info version number.

2013-11-22 21:49:45 +00:00

MemCpyOpt

Fix a really bad miscompile introduced in r216865 - the else-if logic

2014-09-01 10:09:18 +00:00

MergeFunc

Fix crash when looking up the addrspace of GEPs with vector types

2014-09-02 18:47:54 +00:00

MetaRenamer

Use "weak alias" instead of "alias weak"

2014-07-30 22:51:54 +00:00

ObjCARC

Fix use_iterator crash in ObjCArc from r203364

2014-03-18 22:32:43 +00:00

PartiallyInlineLibCalls

PartiallyInlineLibCalls: Check sqrt result type before transforming it.

2014-08-01 23:21:21 +00:00

PhaseOrdering

[tests] Cleanup initialization of test suffixes.

2013-08-16 00:37:11 +00:00

PruneEH

[tests] Cleanup initialization of test suffixes.

2013-08-16 00:37:11 +00:00

Reassociate

Reassociate x + -0.1234 * y into x - 0.1234 * y

2014-08-21 10:45:30 +00:00

Reg2Mem

[tests] Cleanup initialization of test suffixes.

2013-08-16 00:37:11 +00:00

SampleProfile

Use DILexicalBlockFile, rather than DILexicalBlock, to track discriminator changes to ensure discriminator changes don't introduce new DWARF DW_TAG_lexical_blocks.

2014-08-21 22:45:21 +00:00

Scalarizer

Fix Scalarizer insertion point when replacing PHIs with insertelements

2013-12-23 14:51:56 +00:00

ScalarRepl

Fix PR18800. llvm intrinsic memcpy takes 5 arguments void @llvm.memcpy.p0i8.p0i8.i32(i8* <dest>, i8* <src>, i32 <len>, i32 <align>, i1 <isvolatile>).The test case incorrectly uses the old format resulting in isVolatile function in MemIntrinsic to crash during SROA transformation.Modified the test case to use correct signature of memcpy and memset.

2014-03-13 04:50:29 +00:00

SCCP

SCCP: update for cmpxchg returning { iN, i1 } now.

2014-06-13 14:54:09 +00:00

SeparateConstOffsetFromGEP/NVPTX

Partially revert r210444 due to performance regression

2014-07-16 23:25:00 +00:00

SimplifyCFG

Add a test for hoisting instructions with metadata out of then/else blocks

2014-09-09 17:10:21 +00:00

Sink

Sink: Don't sink static allocas from the entry block

2014-03-21 15:51:51 +00:00

SLPVectorizer

[AArch64] Improve cost model to handle sdiv by a pow-of-two.

2014-09-29 13:59:31 +00:00

SROA

SROA: Don't insert instructions before a PHI

2014-09-01 21:20:14 +00:00

StripSymbols

Add a debug info code generation level to the compile unit metadata

2014-02-27 01:24:56 +00:00

StructurizeCFG

StructurizeCFG: Fix verification failure with some loops.

2013-11-22 19:24:39 +00:00

TailCallElim

We may visit a call that uses an alloca multiple times in callUsesLocalStack, sometimes with IsNocapture true and sometimes with IsNocapture false. We accidentally skipped work we needed to do in the IsNocapture=false case if we were called with IsNocapture=true the first time. Fixes PR20405!

2014-07-23 06:24:49 +00:00

TailDup

Reduce verbiage of lit.local.cfg files

2014-06-09 22:42:55 +00:00

Util

utils: Fix segfault in flattencfg

2014-08-13 20:31:53 +00:00