David Majnemer b11fff1d8a InstSimplify: Move a transform from InstCombine to InstSimplify ...

Several combines involving icmp (shl C2, %X) C1 can be simplified
without introducing any new instructions.  Move them to InstSimplify;
while we are at it, make them more powerful.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@216642 91177308-0d34-0410-b5e6-96231b3b80d8

2014-08-28 03:34:28 +00:00

..

ADCE

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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

ArgumentPromotion

ArgPromotion: Don't touch variadic functions

2014-08-25 23:58:48 +00:00

AtomicExpand/ARM

Rename AtomicExpandLoadLinked into AtomicExpand

2014-08-21 21:50:01 +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

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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

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DeadArgElim

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

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

DeadStoreElimination

Weak relaxing of the constraints on atomics in MemoryDependencyAnalysis

2014-08-18 22:18:11 +00:00

DebugIR

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EarlyCSE

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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: Optimize in the face of insertvalue/extractvalue

2014-08-08 05:50:43 +00:00

GVN

Answer to Philip Reames comments

2014-08-18 22:18:14 +00:00

IndVarSimplify

[INDVARS] Extend using of widening of induction variables for the cases of "sub nsw" and "mul nsw" instructions.

2014-08-21 08:25:45 +00:00

Inline

Declare that musttail calls in variadic functions forward the ellipsis

2014-08-26 00:33:28 +00:00

InstCombine

InstSimplify: Move a transform from InstCombine to InstSimplify

2014-08-28 03:34:28 +00:00

InstMerge

MergedLoadStoreMotion pass

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

InstSimplify

InstSimplify: Move a transform from InstCombine to InstSimplify

2014-08-28 03:34:28 +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

In LVI(Lazy Value Info), originally value on a BB can only be caculated once,

2014-08-11 05:02:04 +00:00

LCSSA

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LICM

Make Value::isDereferenceablePointer handle offsets to pointer types with dereferenceable attributes

2014-07-19 03:25:16 +00:00

LoadCombine

Add LoadCombine pass.

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

LoopDeletion

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LoopIdiom

R600: Implement TTI:getPopcntSupport

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

LoopReroll

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LoopRotate

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

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

LoopSimplify

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

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

LoopStrengthReduce

Reduce verbiage of lit.local.cfg files

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

LoopUnroll

After unrolling a loop with llvm.loop.unroll.count metadata (unroll factor

2014-07-24 22:36:40 +00:00

LoopUnswitch

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LoopVectorize

Allow vectorization of division by uniform power of 2.

2014-08-25 04:56:54 +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

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MemCpyOpt

Don't eliminate memcpy's when the address of the pointer may itself be relevant. Fixes PR18304. Patch by David Wiberg!

2014-07-14 18:52:02 +00:00

MergeFunc

MergeFunc patch from Björn Steinbrink.

2014-07-15 10:46:51 +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

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PruneEH

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Reassociate

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

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

Reg2Mem

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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

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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

[SimplifyCFG] fix accessing deleted PHINodes in switch-to-table conversion.

2014-08-02 23:41:54 +00:00

Sink

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

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

SLPVectorizer

[SLP] Re-enable vectorization of GEP expressions (re-apply r210342 with a fix).

2014-08-27 15:01:18 +00:00

SROA

Add a test case for SROA where the store size is bigger than slice size. The

2014-08-22 23:27:04 +00:00

StripSymbols

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

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

StructurizeCFG

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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