Matthias Gehre 2090e85fee [llvm/CodeGen] Enable the ExpandLargeDivRem pass for X86, Arm and AArch64 ...

This adds the ExpandLargeDivRem to the default pass pipeline.
The limit at which it expands div/rem instructions is configured
via a new TargetTransformInfo hook (default: no expansion)
X86, Arm and AArch64 backends implement this hook to expand div/rem
instructions with more than 128 bits.

Differential Revision: https://reviews.llvm.org/D130076

2022-09-06 15:32:04 +01:00

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