Sam Parker 84fd0c3bf2 [ARM] Improve loop unrolling for Cortex-M ...

- Set the default runtime unroll count to 4 and use the newly added
  UnrollRemainder option.
- Create loop cost and force unroll for a cost less than 12.
- Disable unrolling on Thumb1 only targets.

Differential Revision: https://reviews.llvm.org/D36134

llvm-svn: 310997

2017-08-16 07:42:44 +00:00

..

AArch64

[AArch64][Falkor] Try to avoid exhausting HW prefetcher resources when unrolling.

2017-06-28 18:53:09 +00:00

AMDGPU

AMDGPU: Mark all unspecified CC functions in tests as amdgpu_kernel

2017-03-21 21:39:51 +00:00

ARM

[ARM] Improve loop unrolling for Cortex-M

2017-08-16 07:42:44 +00:00

PowerPC

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X86

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2004-05-13-DontUnrollTooMuch.ll

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2005-03-06-BadLoopInfoUpdate.ll

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2006-08-24-MultiBlockLoop.ll

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2007-04-16-PhiUpdate.ll

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2007-05-05-UnrollMiscomp.ll

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2007-05-09-UnknownTripCount.ll

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2007-11-05-Crash.ll

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2011-08-08-PhiUpdate.ll

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2011-08-09-IVSimplify.ll

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2011-08-09-PhiUpdate.ll

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2011-10-01-NoopTrunc.ll

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2012-04-09-unroll-indirectbr.ll

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basic.ll

[PM] Split LoopUnrollPass and make partial unroller a function pass

2017-08-02 20:35:29 +00:00

convergent.ll

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ephemeral.ll

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epilog_const_phi.ll

Add test missed in r296770.

2017-03-04 05:20:02 +00:00

full-unroll-bad-cost.ll

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full-unroll-crashers.ll

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full-unroll-heuristics-2.ll

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full-unroll-heuristics-cmp.ll

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full-unroll-heuristics-dce.ll

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full-unroll-heuristics-geps.ll

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full-unroll-heuristics-phi-prop.ll

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full-unroll-heuristics.ll

[PM] Split LoopUnrollPass and make partial unroller a function pass

2017-08-02 20:35:29 +00:00

full-unroll-keep-first-exit.ll

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high-cost-trip-count-computation.ll

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ignore-annotation-intrinsic-cost.ll

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loop-remarks-with-hotness.ll

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loop-remarks.ll

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not-rotated.ll

[LoopUnroll] Fix a test. REQUIRE should be REQUIRES.

2017-05-12 15:30:58 +00:00

partial-unroll-const-bounds.ll

[PM] Split LoopUnrollPass and make partial unroller a function pass

2017-08-02 20:35:29 +00:00

peel-loop2.ll

[LoopUnroll] Remap references in peeled iteration

2017-03-26 16:46:53 +00:00

peel-loop-irreducible.ll

[LoopUnroll] Don't peel loops where the latch isn't the exiting block

2017-03-16 21:07:48 +00:00

peel-loop-negative.ll

[LoopPeeling] Fix condition for phi-eliminating peeling

2017-04-17 05:38:28 +00:00

peel-loop-not-forced.ll

[LoopPeeling] Get rid of Phis that become invariant after N steps

2017-04-17 09:52:02 +00:00

peel-loop-pgo.ll

Use profile summary to disable peeling for huge working sets

2017-08-03 23:42:58 +00:00

peel-loop.ll

[SimplifyCFG] Defer folding unconditional branches to LateSimplifyCFG if it can destroy canonical loop structure.

2017-07-19 08:53:34 +00:00

pr10813.ll

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pr11361.ll

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pr14167.ll

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pr18861.ll

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pr27157.ll

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pr28132.ll

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pr31718.ll

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rebuild_lcssa.ll

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revisit.ll

[PM] Split LoopUnrollPass and make partial unroller a function pass

2017-08-02 20:35:29 +00:00

runtime-li.ll

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runtime-loop1.ll

[PM] Split LoopUnrollPass and make partial unroller a function pass

2017-08-02 20:35:29 +00:00

runtime-loop2.ll

[PM] Split LoopUnrollPass and make partial unroller a function pass

2017-08-02 20:35:29 +00:00

runtime-loop3.ll

[PM] Split LoopUnrollPass and make partial unroller a function pass

2017-08-02 20:35:29 +00:00

runtime-loop4.ll

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runtime-loop5.ll

[PM] Split LoopUnrollPass and make partial unroller a function pass

2017-08-02 20:35:29 +00:00

runtime-loop-multiexit-dom-verify.ll

[RuntimeUnrolling] Update DomTree correctly when exit blocks have successors

2017-07-13 13:21:23 +00:00

runtime-loop-multiple-exits.ll

[LoopUnrollRuntime] Avoid multi-exit nested loop with epilog generation

2017-07-11 17:16:33 +00:00

runtime-loop.ll

[PM] Split LoopUnrollPass and make partial unroller a function pass

2017-08-02 20:35:29 +00:00

runtime-unroll-remainder.ll

[LoopUnroll] Enable option to peel remainder loop

2017-08-14 09:25:26 +00:00

scevunroll.ll

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shifted-tripcount.ll

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tripcount-overflow.ll

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unloop.ll

[PM] Split LoopUnrollPass and make partial unroller a function pass

2017-08-02 20:35:29 +00:00

unroll-cleanup.ll

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unroll-cleanuppad.ll

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unroll-count.ll

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unroll-heuristics-pgo.ll

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unroll-loop-invalidation.ll

[PM] Relax the spelling of a pass name slightly in this test.

2017-08-08 02:27:49 +00:00

unroll-maxcount.ll

[LoopUnroll] Fix bug in computeUnrollCount causing it to not honor MaxCount

2017-06-28 17:01:15 +00:00

unroll-opt-attribute.ll

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unroll-pragmas-disabled.ll

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unroll-pragmas.ll

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update-loop-info-in-subloops.ll

[PM] Split LoopUnrollPass and make partial unroller a function pass

2017-08-02 20:35:29 +00:00