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from 483fd529ecc Revert "[X86][CET] Shadow stack fix for setjmp/longjmp" new d7b3d72efa7 [globalisel] Add a combiner helpers for extending loads and [...]
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Summary of changes: include/llvm/CodeGen/GlobalISel/CombinerHelper.h | 4 + lib/CodeGen/GlobalISel/CombinerHelper.cpp | 34 ++++++- lib/Target/AArch64/AArch64.h | 2 + lib/Target/AArch64/AArch64PreLegalizerCombiner.cpp | 104 +++++++++++++++++++++ lib/Target/AArch64/AArch64TargetMachine.cpp | 6 ++ lib/Target/AArch64/CMakeLists.txt | 1 + test/CodeGen/AArch64/GlobalISel/arm64-fallback.ll | 2 +- .../AArch64/GlobalISel/gisel-commandline-option.ll | 1 + ...xtload.mir => prelegalizercombiner-extload.mir} | 7 +- .../GlobalISel/prelegalizercombiner-sextload.mir | 45 +++++++++ ...tload.mir => prelegalizercombiner-zextload.mir} | 9 +- test/CodeGen/AArch64/O0-pipeline.ll | 1 + 12 files changed, 207 insertions(+), 9 deletions(-) create mode 100644 lib/Target/AArch64/AArch64PreLegalizerCombiner.cpp copy test/CodeGen/AArch64/GlobalISel/{legalize-extload.mir => prelegalizercombiner [...] create mode 100644 test/CodeGen/AArch64/GlobalISel/prelegalizercombiner-sextload.mir copy test/CodeGen/AArch64/GlobalISel/{legalize-sextload.mir => prelegalizercombine [...]