[llvm] [ExpandMemCmp] Optimize ExpandMemCmp to reduce instruction count on x86 (PR #69609)

[Igor Kirillov via llvm-commits]

igogo-x86 wrote:

This modification lays the groundwork for upcoming patches, which will alter the code generation for AArch64 when the memcmp size modulo 8 is 3, 5, or 6.


https://github.com/llvm/llvm-project/pull/69609