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from 2aa3ea763fc AMDGPU: Don't use SDNodeXForm for DS offset output new cdff95b29b8 [IndVarSimplify][NFC] Autogenerate check lines in loop_eval [...] new a63bbbc0d5f [NFC][PhaseOrdering] Add tests showcasing the problems of u [...] new 5e222393cff [InstCombine][NFC] Tests for canonicalization of unsigned m [...] new 7fe1662235a [SimplifyCFG][NFC] Test that we fail to flatten CFG after f [...] new b01264ee41b [SimplifyCFG][NFC] Test that we fail to flatten CFG in JPEG [...] new 7cc8c7247e4 [InstSimplify][NFC] Tests for skipping 'div-by-0' checks be [...] new b2dbb70dba0 [NFC][PatternMatch] Refactor code into a proper "matcher fo [...] new 5c38ae69801 Fixing build error from commit 9285295.

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Summary of changes: include/llvm/IR/PatternMatch.h | 9 + include/llvm/Transforms/IPO/Attributor.h | 40 ++++ include/llvm/Transforms/Utils/Local.h | 3 + lib/Transforms/IPO/Attributor.cpp | 172 ++++++++++++++ lib/Transforms/InstCombine/InstCombineInternal.h | 19 +- lib/Transforms/Utils/Local.cpp | 2 +- test/Transforms/FunctionAttrs/liveness.ll | 250 +++++++++++++++++++++ test/Transforms/IndVarSimplify/loop_evaluate_1.ll | 45 ++-- ...gned-mul-lack-of-overflow-check-via-mul-udiv.ll | 172 ++++++++++++++ ...l-lack-of-overflow-check-via-udiv-of-allones.ll | 107 +++++++++ .../unsigned-mul-overflow-check-via-mul-udiv.ll | 172 ++++++++++++++ ...igned-mul-overflow-check-via-udiv-of-allones.ll | 105 +++++++++ .../InstSimplify/div-by-0-guard-before-smul_ov.ll | 94 ++++++++ .../InstSimplify/div-by-0-guard-before-umul_ov.ll | 94 ++++++++ .../unsigned-multiply-overflow-check.ll | 85 +++++++ .../SimplifyCFG/signbit-like-value-extension.ll | 39 ++++ .../unsigned-multiplication-will-overflow.ll | 38 ++++ 17 files changed, 1409 insertions(+), 37 deletions(-) create mode 100644 test/Transforms/FunctionAttrs/liveness.ll create mode 100644 test/Transforms/InstCombine/unsigned-mul-lack-of-overflow-check [...] create mode 100644 test/Transforms/InstCombine/unsigned-mul-lack-of-overflow-check [...] create mode 100644 test/Transforms/InstCombine/unsigned-mul-overflow-check-via-mul [...] create mode 100644 test/Transforms/InstCombine/unsigned-mul-overflow-check-via-udi [...] create mode 100644 test/Transforms/InstSimplify/div-by-0-guard-before-smul_ov.ll create mode 100644 test/Transforms/InstSimplify/div-by-0-guard-before-umul_ov.ll create mode 100644 test/Transforms/PhaseOrdering/unsigned-multiply-overflow-check.ll create mode 100644 test/Transforms/SimplifyCFG/signbit-like-value-extension.ll create mode 100644 test/Transforms/SimplifyCFG/unsigned-multiplication-will-overflow.ll