Artyom Skrobov 1714cbd44c [Thumb] Fix assembler error 'cannot honor width suffix pop {lr}' ...

Summary:
* avoid generating POP {LR} in Thumb1 epilogues
* combine MOV LR, Rx + BX LR -> BX Rx in a peephole optimization pass
* combine POP {LR} + B + BX LR -> POP {PC} on v5T+

Test cases by Ana Pazos

Differential Revision: http://reviews.llvm.org/D15707

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@256523 91177308-0d34-0410-b5e6-96231b3b80d8

2015-12-28 21:40:45 +00:00

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2007-01-31-RegInfoAssert.ll

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2007-02-02-JoinIntervalsCrash.ll

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2007-05-05-InvalidPushPop.ll

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2009-06-18-ThumbCommuteMul.ll

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2009-07-20-TwoAddrBug.ll

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2009-07-27-PEIAssert.ll

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2009-08-12-ConstIslandAssert.ll

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2009-08-12-RegInfoAssert.ll

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2009-08-20-ISelBug.ll

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2009-12-17-pre-regalloc-taildup.ll

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2010-06-18-SibCallCrash.ll

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2010-07-01-FuncAlign.ll

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2010-07-15-debugOrdering.ll

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2011-05-11-DAGLegalizer.ll

Revert "Change memcpy/memset/memmove to have dest and source alignments."

2015-11-19 05:56:52 +00:00

2011-06-16-NoGPRs.ll

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2011-EpilogueBug.ll

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2012-04-26-M0ISelBug.ll

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2014-06-10-thumb1-ldst-opt-bug.ll

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asmprinter-bug.ll

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barrier.ll

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copy_thumb.ll

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cortex-m0-unaligned-access.ll

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DbgValueOtherTargets.test

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dyn-stackalloc.ll

Revert "Change memcpy/memset/memmove to have dest and source alignments."

2015-11-19 05:56:52 +00:00

fastcc.ll

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fpconv.ll

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fpow.ll

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frame_thumb.ll

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iabs.ll

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inlineasm-imm-thumb.ll

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inlineasm-thumb.ll

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ispositive.ll

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large-stack.ll

Fix ARMv4T (Thumb1) epilogue generation

2015-12-08 19:59:01 +00:00

ldm-merge-call.ll

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ldm-merge-struct.ll

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ldm-stm-base-materialization-thumb2.ll

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ldm-stm-base-materialization.ll

Revert "Change memcpy/memset/memmove to have dest and source alignments."

2015-11-19 05:56:52 +00:00

ldr_ext.ll

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ldr_frame.ll

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lit.local.cfg

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long_shift.ll

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long-setcc.ll

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long.ll

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mature-mc-support.ll

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mul.ll

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pop.ll

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PR17309.ll

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push.ll

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rev.ll

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segmented-stacks-dynamic.ll

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segmented-stacks.ll

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select.ll

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sjljehprepare-lower-vector.ll

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stack_guard_remat.ll

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stack-access.ll

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stack-coloring-without-frame-ptr.ll

Revert "Change memcpy/memset/memmove to have dest and source alignments."

2015-11-19 05:56:52 +00:00

stack-frame.ll

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stm-merge.ll

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thumb-imm.ll

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thumb-ldm.ll

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thumb-shrink-wrapping.ll

[Thumb] Fix assembler error 'cannot honor width suffix pop {lr}'

2015-12-28 21:40:45 +00:00

trap.ll

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triple.ll

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tst_teq.ll

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unord.ll

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vargs.ll

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