llvm-6502/Transforms at 923556f8a89dca436565e74a1732bf69f2487246 - llvm-6502 - Applefritter: Git

6502/llvm-6502

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History

David Majnemer 923556f8a8 Added InstCombine Transform for ((B | C) & A) | B -> B | (A & C)

Transform ((B | C) & A) | B --> B | (A & C)

Z3 Link: http://rise4fun.com/Z3/hP6p

Patch by Sonam Kumari!

Differential Revision: http://reviews.llvm.org/D4865

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215619 91177308-0d34-0410-b5e6-96231b3b80d8

2014-08-14 06:41:38 +00:00

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AddDiscriminators

Fix bug 19437 - Only add discriminators for DWARF 4 and above.

2014-04-17 22:33:50 +00:00

ArgumentPromotion

ArgPromo+DebugInfo: Handle updating debug info over multiple applications of argument promotion.

2014-07-23 22:09:29 +00:00

AtomicExpandLoadLinked/ARM

CodeGen: it turns out that NAND is not the same thing as BIC. At all.

2014-07-07 09:06:35 +00:00

Reduce verbiage of lit.local.cfg files

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

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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

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Look through addrspacecast in IsConstantOffsetFromGlobal

2014-07-14 22:39:26 +00:00

CorrelatedValuePropagation

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DeadStoreElimination

Revert "r214897 - Remove dead zero store to calloc initialized memory"

2014-08-06 19:30:38 +00:00

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[optnone] Make the optnone attribute effective at suppressing function

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

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

Use "weak alias" instead of "alias weak"

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

GlobalOpt: Optimize in the face of insertvalue/extractvalue

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

Use "weak alias" instead of "alias weak"

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

Add a description to the test from r211433 explaining why it's written that way.

2014-06-22 12:22:04 +00:00

Convert noalias parameter attributes into noalias metadata during inlining

2014-07-25 15:50:08 +00:00

Added InstCombine Transform for ((B | C) & A) | B -> B | (A & C)

2014-08-14 06:41:38 +00:00

MergedLoadStoreMotion pass

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

InstSimplify: Simplify (X - (0 - Y)) if the second sub is NUW

2014-07-31 04:49:18 +00:00

Use "weak alias" instead of "alias weak"

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

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

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

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

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

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

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

Add LoadCombine pass.

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

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R600: Implement TTI:getPopcntSupport

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

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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

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

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

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[LoopVectorizer] Enable support for floating-point subtraction reductions

2014-08-08 12:41:08 +00:00

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

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

LowerExpectIntrinsic

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Added test for commit r212802 that was missing

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

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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 patch from Björn Steinbrink.

2014-07-15 10:46:51 +00:00

Use "weak alias" instead of "alias weak"

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

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PartiallyInlineLibCalls

PartiallyInlineLibCalls: Check sqrt result type before transforming it.

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

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[Reassociate] FileCheckize and cleanup a few testcases. No functional change

2014-06-11 18:28:45 +00:00

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

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

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SLPVectorizer: Use the type of the value loaded/stored to get the ABI alignment

2014-08-07 22:47:27 +00:00

Fix a case in SROA where lifetime intrinsics could inhibit alloca promotion. In

2014-08-07 21:07:35 +00:00

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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

Reduce verbiage of lit.local.cfg files

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

utils: Fix segfault in flattencfg

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