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clang-p2996/llvm/test/Transforms/LoopStrengthReduce
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Florian Hahn 45682fd633 [LSR] Fix signed overflow in GenerateCrossUseConstantOffsets. 
For the attached test case, unchecked addition of immediate starts and
ends overflows, as they can be arbitrary i64 constants.

Proof: https://rise4fun.com/Alive/Plqc

Reviewers: qcolombet, gilr, efriedma

Reviewed By: efriedma

Differential Revision: https://reviews.llvm.org/D59218

llvm-svn: 357217
2019-03-28 22:17:29 +00:00
..
AArch64
[LSR] Combine unfolded offset into invariant register
2018-11-08 09:01:19 +00:00
AMDGPU
AMDGPU: Fix some outdated datalayouts in tests
2018-09-13 11:56:28 +00:00
ARM
[ARM] Run ARMParallelDSP in the IRPasses phase
2019-03-14 10:57:40 +00:00
NVPTX
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X86
[X86MacroFusion] Handle branch fusion (AMD CPUs).
2019-03-28 14:12:46 +00:00
2005-08-15-AddRecIV.ll
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2005-08-17-OutOfLoopVariant.ll
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2005-09-12-UsesOutOutsideOfLoop.ll
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2007-04-23-UseIterator.ll
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2008-08-13-CmpStride.ll
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2008-09-09-Overflow.ll
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2009-01-13-nonconstant-stride-outside-loop.ll
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2009-04-28-no-reduce-mul.ll
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2011-07-19-CritEdgeBreakCrash.ll
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2011-10-03-CritEdgeMerge.ll
Fix invalid target triples in tests. (NFC)
2019-03-04 23:37:41 +00:00
2011-10-06-ReusePhi.ll
Fix invalid target triples in tests. (NFC)
2019-03-04 23:37:41 +00:00
2011-10-13-SCEVChain.ll
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2011-10-14-IntPtr.ll
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2011-12-19-PostincQuadratic.ll
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2012-01-02-nopreheader.ll
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2012-01-16-nopreheader.ll
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2012-03-15-nopreheader.ll
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2012-03-26-constexpr.ll
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2012-07-13-ExpandUDiv.ll
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2012-07-18-LimitReassociate.ll
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2013-01-05-IndBr.ll
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2013-01-14-ReuseCast.ll
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addrec-gep-address-space.ll
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addrec-gep.ll
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address-space-loop.ll
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count-to-zero.ll
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dead-phi.ll
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different-type-ivs.ll
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dominate-assert.ll
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dont_insert_redundant_ops.ll
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dont_reduce_bytes.ll
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dont_reverse.ll
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dont-hoist-simple-loop-constants.ll
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ephemeral.ll
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exit_compare_live_range.ll
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funclet.ll
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hoist-parent-preheader.ll
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illegal-addr-modes.ll
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invariant_value_first_arg.ll
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invariant_value_first.ll
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ivchain.ll
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lsr-comp-time.ll
[LoopStrengthReduce] ComplexityLimit as an option
2018-11-29 08:34:22 +00:00
lsr-overflow.ll
[LSR] Fix signed overflow in GenerateCrossUseConstantOffsets.
2019-03-28 22:17:29 +00:00
negative-scale.ll
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nested-reduce.ll
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nonintegral.ll
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nonlinear-postinc.ll
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ops_after_indvar.ll
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phi_node_update_multiple_preds.ll
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post-inc-icmpzero.ll
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post-inc-optsize.ll
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pr2537.ll
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pr2570.ll
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pr3086.ll
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pr3399.ll
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pr3571.ll
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pr12018.ll
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pr12048.ll
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pr12691.ll
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pr18165.ll
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pr25541.ll
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pr27056.ll
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pr31627.ll
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preserve-gep-loop-variant.ll
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related_indvars.ll
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remove_indvar.ll
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scaling_factor_cost_crash.ll
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scev-after-loopinstsimplify.ll
SCEVExpander::expandAddRecExprLiterally(): check before casting as Instruction
2018-06-29 07:44:20 +00:00
scev-insertpt-bug.ll
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sext-ind-var.ll
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share_code_in_preheader.ll
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share_ivs.ll
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shl.ll
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two-combinations-bug.ll
[LSR] Attempt to increase the accuracy of LSR's setup cost
2019-03-07 13:44:40 +00:00
uglygep-address-space.ll
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uglygep.ll
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use_postinc_value_outside_loop.ll
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var_stride_used_by_compare.ll
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variable_stride.ll
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