llvm-project/llvm/test/CodeGen/Thumb2
Sam Parker 98722691b0 [ARM] WLS/LE Code Generation
Backend changes to enable WLS/LE low-overhead loops for armv8.1-m:
1) Use TTI to communicate to the HardwareLoop pass that we should try
   to generate intrinsics that guard the loop entry, as well as setting
   the loop trip count.
2) Lower the BRCOND that uses said intrinsic to an Arm specific node:
   ARMWLS.
3) ISelDAGToDAG the node to a new pseudo instruction:
   t2WhileLoopStart.
4) Add support in ArmLowOverheadLoops to handle the new pseudo
   instruction.

Differential Revision: https://reviews.llvm.org/D63816

llvm-svn: 364733
2019-07-01 08:21:28 +00:00
..
LowOverheadLoops [ARM] WLS/LE Code Generation 2019-07-01 08:21:28 +00:00
2009-07-17-CrossRegClassCopy.ll
2009-07-21-ISelBug.ll
2009-07-23-CPIslandBug.ll
2009-07-30-PEICrash.ll Replace "no-frame-pointer-*" function attributes with "frame-pointer" 2019-01-14 10:55:55 +00:00
2009-08-01-WrongLDRBOpc.ll Replace "no-frame-pointer-*" function attributes with "frame-pointer" 2019-01-14 10:55:55 +00:00
2009-08-02-CoalescerBug.ll Replace "no-frame-pointer-*" function attributes with "frame-pointer" 2019-01-14 10:55:55 +00:00
2009-08-04-CoalescerAssert.ll
2009-08-04-CoalescerBug.ll Replace "no-frame-pointer-*" function attributes with "frame-pointer" 2019-01-14 10:55:55 +00:00
2009-08-04-ScavengerAssert.ll Replace "no-frame-pointer-*" function attributes with "frame-pointer" 2019-01-14 10:55:55 +00:00
2009-08-04-SubregLoweringBug.ll Remove alignment argument from memcpy/memmove/memset in favour of alignment attributes (Step 1) 2018-01-19 17:13:12 +00:00
2009-08-04-SubregLoweringBug2.ll
2009-08-04-SubregLoweringBug3.ll
2009-08-06-SpDecBug.ll
2009-08-07-CoalescerBug.ll
2009-08-07-NeonFPBug.ll
2009-08-08-ScavengerAssert.ll
2009-08-10-ISelBug.ll
2009-08-21-PostRAKill4.ll Replace "no-frame-pointer-*" function attributes with "frame-pointer" 2019-01-14 10:55:55 +00:00
2009-09-01-PostRAProlog.ll Replace "no-frame-pointer-*" function attributes with "frame-pointer" 2019-01-14 10:55:55 +00:00
2009-10-15-ITBlockBranch.ll
2009-11-01-CopyReg2RegBug.ll Replace "no-frame-pointer-*" function attributes with "frame-pointer" 2019-01-14 10:55:55 +00:00
2009-11-11-ScavengerAssert.ll
2009-11-13-STRDBug.ll
2009-12-01-LoopIVUsers.ll
2010-01-06-TailDuplicateLabels.ll Work around grep vs. CRLF issue in Thumb2 test by matching excess whitespace 2018-09-18 00:04:29 +00:00
2010-01-19-RemovePredicates.ll
2010-02-11-phi-cycle.ll
2010-02-24-BigStack.ll Replace "no-frame-pointer-*" function attributes with "frame-pointer" 2019-01-14 10:55:55 +00:00
2010-03-08-addi12-ccout.ll
2010-03-15-AsmCCClobber.ll ARM: convert ORR instructions to ADD where possible on Thumb. 2018-06-20 12:09:44 +00:00
2010-04-15-DynAllocBug.ll [ARM] Run ARMParallelDSP in the IRPasses phase 2019-03-14 10:57:40 +00:00
2010-04-26-CopyRegCrash.ll
2010-05-24-rsbs.ll
2010-06-14-NEONCoalescer.ll [CodeGen] Don't print "pred:" and "opt:" in -debug output 2018-01-09 17:31:07 +00:00
2010-06-19-ITBlockCrash.ll Replace "no-frame-pointer-*" function attributes with "frame-pointer" 2019-01-14 10:55:55 +00:00
2010-06-21-TailMergeBug.ll [ARM] Remove EarlyCSE from backend 2019-03-15 13:36:37 +00:00
2010-08-10-VarSizedAllocaBug.ll
2010-11-22-EpilogueBug.ll Generalize MergeBlockIntoPredecessor. Replace uses of MergeBasicBlockIntoOnlyPred. 2018-06-20 22:01:04 +00:00
2010-12-03-AddSPNarrowing.ll
2011-04-21-FILoweringBug.ll
2011-06-07-TwoAddrEarlyClobber.ll
2011-12-16-T2SizeReduceAssert.ll Replace "no-frame-pointer-*" function attributes with "frame-pointer" 2019-01-14 10:55:55 +00:00
2012-01-13-CBNZBug.ll Replace "no-frame-pointer-*" function attributes with "frame-pointer" 2019-01-14 10:55:55 +00:00
2013-02-19-tail-call-register-hint.ll
2013-03-02-vduplane-nonconstant-source-index.ll
2013-03-06-vector-sext-operand-scalarize.ll
aapcs.ll [ARM] Replace fp-only-sp and d16 with fp64 and d32. 2019-05-28 16:13:20 +00:00
aligned-constants.ll
aligned-spill.ll
bfi.ll
bfx.ll
bicbfi.ll [CodeGen] Always use `printReg` to print registers in both MIR and debug 2017-11-30 16:12:24 +00:00
buildvector-crash.ll
carry.ll
cbnz.ll CodeGen: Allow small copyable blocks to "break" the CFG. 2017-01-31 23:48:32 +00:00
cmp-frame.ll ARM: Don't rewrite add reg, $sp, 0 -> mov reg, $sp if the add defines CPSR. 2018-02-27 19:00:59 +00:00
constant-hoisting.ll [DAG] Refactor DAGCombiner::ReassociateOps 2019-04-29 17:50:10 +00:00
constant-islands-cbz.ll [ARM] Search backwards for CMP when combining into CBZ 2019-03-17 16:11:22 +00:00
constant-islands-cbz.mir [ARM] Check that CPSR does not have other uses 2019-03-17 21:36:15 +00:00
constant-islands-jump-table.ll
constant-islands-new-island-padding.ll
constant-islands-new-island.ll [ARM] Make -mcpu=generic schedule for an in-order core (Cortex-A8). 2017-06-28 07:07:03 +00:00
constant-islands.ll ARM: Do not use llc -march in tests. 2017-08-01 22:20:49 +00:00
cortex-fp.ll ARM: Do not use llc -march in tests. 2017-08-01 22:20:49 +00:00
crash.ll
cross-rc-coalescing-1.ll
cross-rc-coalescing-2.ll [DAG] Move integer setcc %x, %x folding into FoldSetCC 2019-03-13 11:08:57 +00:00
div.ll
emit-unwinding.ll
float-cmp.ll [ARM] Materialise some boolean values to avoid a branch 2018-02-16 09:23:59 +00:00
float-intrinsics-double.ll [ARM] Replace fp-only-sp and d16 with fp64 and d32. 2019-05-28 16:13:20 +00:00
float-intrinsics-float.ll [ARM] Replace fp-only-sp and d16 with fp64 and d32. 2019-05-28 16:13:20 +00:00
float-ops.ll [Thumb] Teach ISel how to lower compares of AND bitmasks efficiently 2016-12-15 09:38:59 +00:00
frame-pointer.ll Re-land "[Thumb] Save/restore high registers in Thumb1 pro/epilogues" 2016-10-11 21:14:03 +00:00
frameless.ll Replace "no-frame-pointer-*" function attributes with "frame-pointer" 2019-01-14 10:55:55 +00:00
frameless2.ll Replace "no-frame-pointer-*" function attributes with "frame-pointer" 2019-01-14 10:55:55 +00:00
high-reg-spill.mir Describe stack-id as an enum 2019-06-17 09:13:29 +00:00
ifcvt-cbz.mir Describe stack-id as an enum 2019-06-17 09:13:29 +00:00
ifcvt-compare.ll CodeGen: Allow small copyable blocks to "break" the CFG. 2017-01-31 23:48:32 +00:00
ifcvt-minsize.ll [ARM] Don't replicate instructions in Ifcvt at minsize 2019-04-23 11:46:58 +00:00
ifcvt-neon-deprecated.mir Followup on Proposal to move MIR physical register namespace to '$' sigil. 2018-01-31 22:04:26 +00:00
ifcvt-no-branch-predictor.ll [ARM] Cortex-M4 schedule 2019-05-15 12:41:58 +00:00
ifcvt-rescan-bug-2016-08-22.ll [CodeGen] Unify MBB reference format in both MIR and debug output 2017-12-04 17:18:51 +00:00
ifcvt-rescan-diamonds.ll
inflate-regs.ll
inline-asm-i-constraint-i1.ll [TargetLowering] Extend bool args to inline-asm according to getBooleanType 2019-05-22 16:16:15 +00:00
inlineasm-error-t-toofewregs-mve.ll [ARM] Support inline assembler constraints for MVE. 2019-06-25 16:49:32 +00:00
inlineasm-mve.ll [ARM] Support inline assembler constraints for MVE. 2019-06-25 16:49:32 +00:00
inlineasm.ll
intrinsics-cc.ll [ARM] Honor -mfloat-abi for libcall calling convention 2017-10-26 21:42:32 +00:00
intrinsics-coprocessor.ll ARM: Do not use llc -march in tests. 2017-08-01 22:20:49 +00:00
large-call.ll
large-stack.ll ARM: Do not use llc -march in tests. 2017-08-01 22:20:49 +00:00
ldr-str-imm12.ll Replace "no-frame-pointer-*" function attributes with "frame-pointer" 2019-01-14 10:55:55 +00:00
lit.local.cfg [lit] Delete empty lines at the end of lit.local.cfg NFC 2019-06-17 09:51:07 +00:00
longMACt.ll
lsr-deficiency.ll
m4-sched-ldr.mir [ARM] Cortex-M4 schedule 2019-05-15 12:41:58 +00:00
m4-sched-regs.ll [ARM] Don't use the Machine Scheduler for cortex-m at minsize 2019-05-15 12:58:02 +00:00
machine-licm.ll Replace "no-frame-pointer-*" function attributes with "frame-pointer" 2019-01-14 10:55:55 +00:00
mul_const.ll
mve-basic.ll [ARM] MVE loads and stores 2019-06-28 08:41:40 +00:00
mve-bitcasts.ll [ARM] MVE vector shuffles 2019-06-28 07:08:42 +00:00
mve-div-expand.ll [ARM] Mark div and rem as expand for MVE 2019-06-28 08:18:55 +00:00
mve-fmath.ll [ARM] Mark math routines as non-legal for MVE 2019-06-28 11:17:38 +00:00
mve-fp-negabs.ll [ARM] MVE patterns for VABS and VNEG 2019-06-28 10:25:35 +00:00
mve-ldst-offset.ll [ARM] Widening loads and narrowing stores 2019-06-28 09:47:55 +00:00
mve-ldst-postinc.ll [ARM] Widening loads and narrowing stores 2019-06-28 09:47:55 +00:00
mve-ldst-preinc.ll [ARM] Widening loads and narrowing stores 2019-06-28 09:47:55 +00:00
mve-ldst-regimm.ll [ARM] MVE loads and stores 2019-06-28 08:41:40 +00:00
mve-loadstore.ll [ARM] MVE loads and stores 2019-06-28 08:41:40 +00:00
mve-shuffle.ll [ARM] Widening loads and narrowing stores 2019-06-28 09:47:55 +00:00
mve-simple-arith.ll [ARM] Add MVE mul patterns 2019-06-28 11:44:03 +00:00
mve-vdup.ll [ARM] MVE vector shuffles 2019-06-28 07:08:42 +00:00
mve-widen-narrow.ll [ARM] Widening loads and narrowing stores 2019-06-28 09:47:55 +00:00
peephole-addsub.mir [ARM] Ensure we update the correct flags in the peephole optimiser 2019-02-14 11:09:24 +00:00
peephole-cmp.mir Describe stack-id as an enum 2019-06-17 09:13:29 +00:00
pic-load.ll
segmented-stacks.ll ARM: Do not use llc -march in tests. 2017-08-01 22:20:49 +00:00
setjmp_longjmp.ll
stack_guard_remat.ll Add address space mangling to lifetime intrinsics 2017-04-10 20:18:21 +00:00
t2-teq-reduce.mir [ARM] Size reduce teq to eors 2019-01-10 08:36:33 +00:00
t2sizereduction.mir [ARM] Replace fp-only-sp and d16 with fp64 and d32. 2019-05-28 16:13:20 +00:00
tail-call-r9.ll
tbb-removeadd.mir Followup on Proposal to move MIR physical register namespace to '$' sigil. 2018-01-31 22:04:26 +00:00
thumb2-adc.ll
thumb2-add.ll
thumb2-add2.ll
thumb2-add3.ll
thumb2-add4.ll
thumb2-add5.ll
thumb2-add6.ll
thumb2-and.ll
thumb2-and2.ll
thumb2-asr.ll
thumb2-asr2.ll
thumb2-bcc.ll
thumb2-bfc.ll
thumb2-bic.ll
thumb2-branch.ll
thumb2-call-tc.ll
thumb2-call.ll
thumb2-cbnz.ll
thumb2-clz.ll
thumb2-cmn.ll [ARM] Materialise some boolean values to avoid a branch 2018-02-16 09:23:59 +00:00
thumb2-cmn2.ll [ARM] Materialise some boolean values to avoid a branch 2018-02-16 09:23:59 +00:00
thumb2-cmp.ll [ARM] Treat cmn immediates as legal in isLegalICmpImmediate. 2018-07-10 23:44:37 +00:00
thumb2-cpsr-liveness.ll
thumb2-eor.ll
thumb2-eor2.ll
thumb2-ifcvt1-tc.ll
thumb2-ifcvt1.ll
thumb2-ifcvt2.ll MachO: trap unreachable instructions 2018-04-13 22:25:20 +00:00
thumb2-ifcvt3.ll
thumb2-jtb.ll Generalize MergeBlockIntoPredecessor. Replace uses of MergeBasicBlockIntoOnlyPred. 2018-06-20 22:01:04 +00:00
thumb2-ldm.ll
thumb2-ldr.ll
thumb2-ldr_ext.ll
thumb2-ldr_post.ll
thumb2-ldr_pre.ll [NFC][Thumb2] Autogenerate thumb2-ldr_pre.ll test 2019-05-21 21:49:05 +00:00
thumb2-ldrb.ll
thumb2-ldrd.ll
thumb2-ldrh.ll
thumb2-lsl.ll
thumb2-lsl2.ll
thumb2-lsr.ll
thumb2-lsr2.ll
thumb2-lsr3.ll
thumb2-mla.ll
thumb2-mls.ll
thumb2-mov.ll
thumb2-mul.ll
thumb2-mulhi.ll
thumb2-mvn.ll
thumb2-mvn2.ll
thumb2-neg.ll
thumb2-orn.ll
thumb2-orn2.ll
thumb2-orr.ll
thumb2-orr2.ll
thumb2-pack.ll [ARM] Remove t2xtpk feature from tests 2017-03-09 15:14:32 +00:00
thumb2-rev.ll [ARM] Remove t2xtpk feature from tests 2017-03-09 15:14:32 +00:00
thumb2-rev16.ll ARM: Do not use llc -march in tests. 2017-08-01 22:20:49 +00:00
thumb2-ror.ll
thumb2-rsb.ll
thumb2-rsb2.ll
thumb2-sbc.ll
thumb2-select.ll
thumb2-select_xform.ll [ARM] Return true in enableMultipleCopyHints(). 2018-02-16 09:51:01 +00:00
thumb2-shifter.ll
thumb2-smla.ll [ARM] Remove t2xtpk feature from tests 2017-03-09 15:14:32 +00:00
thumb2-smul.ll [ARM] Remove t2xtpk feature from tests 2017-03-09 15:14:32 +00:00
thumb2-spill-q.ll [Thumb] preserve test intent by removing undef 2018-05-16 22:47:42 +00:00
thumb2-str.ll
thumb2-str_post.ll
thumb2-str_pre.ll
thumb2-strb.ll
thumb2-strh.ll
thumb2-sub.ll
thumb2-sub2.ll
thumb2-sub3.ll
thumb2-sub4.ll
thumb2-sub5.ll
thumb2-sxt-uxt.ll [ARM] Replace HasT2ExtractPack with HasDSP 2017-02-17 15:42:44 +00:00
thumb2-sxt_rot.ll [ARM] Replace HasT2ExtractPack with HasDSP 2017-02-17 15:42:44 +00:00
thumb2-tbb.ll [Thumb-1] Synthesize TBB/TBH instructions to make use of compressed jump tables 2016-11-01 13:37:41 +00:00
thumb2-tbh.ll [ARM] Make InstrEmitter mark CPSR defs dead for Thumb1. 2018-10-26 19:32:24 +00:00
thumb2-teq.ll [ARM] Materialise some boolean values to avoid a branch 2018-02-16 09:23:59 +00:00
thumb2-teq2.ll [ARM] Size reduce teq to eors 2019-01-10 08:36:33 +00:00
thumb2-tst.ll [ARM] Materialise some boolean values to avoid a branch 2018-02-16 09:23:59 +00:00
thumb2-tst2.ll [ARM] Materialise some boolean values to avoid a branch 2018-02-16 09:23:59 +00:00
thumb2-uxt_rot.ll [ARM] Replace HasT2ExtractPack with HasDSP 2017-02-17 15:42:44 +00:00
thumb2-uxtb.ll ARM: convert ORR instructions to ADD where possible on Thumb. 2018-06-20 12:09:44 +00:00
tls1.ll
tls2.ll
tpsoft.ll [llvm-readobj] Change -long-option to --long-option in tests. NFC 2019-05-01 05:27:20 +00:00
umulo-64-legalisation-lowering.ll [SchedModel] Fix for read advance cycles with implicit pseudo operands. 2018-10-30 15:04:40 +00:00
umulo-128-legalisation-lowering.ll [ARM] Add missing memory operands to a bunch of instructions. 2019-03-25 22:42:30 +00:00
unreachable-large-offset-gep.ll CGP: Clear data structures at the end of a loop iteration instead of the beginning. 2018-10-23 21:23:18 +00:00
v8_IT_1.ll
v8_IT_2.ll
v8_IT_3.ll [Codegen] Merge tail blocks with no successors after block placement 2019-06-13 18:11:32 +00:00
v8_IT_4.ll CodeGen: Allow small copyable blocks to "break" the CFG. 2017-01-31 23:48:32 +00:00
v8_IT_5.ll [Dominators] Include infinite loops in PostDominatorTree 2017-08-15 18:14:57 +00:00
v8_IT_6.ll
v8_deprecate_IT.ll [ARM] Comply with rules on ARMv8-A thumb mode partial deprecation of IT. 2019-06-18 20:55:09 +00:00