[llvm] [CodeGen] [EarlyIfConversion] Prioritize conversion of hard to predict branches (PR #174457)

[Jon Roelofs via llvm-commits]

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+# RUN: llc -mtriple=aarch64 -mcpu=apple-m1 -run-pass=early-ifcvt -o - %s | FileCheck %s
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jroelofs wrote:

nit: can these two test files be folded into one? there is some small overhead that scales with the _number_ of test files in the testsuite, so we should be a little mindful of adding more.

https://github.com/llvm/llvm-project/pull/174457