tree 9fa3b0140bd6ddc6205be38d1576f5eda8d53090
parent 7d913c5ea9fd0dd455fe60364a8075aa0924d6b7
author Simon Pilgrim <llvm-dev@redking.me.uk> 1714900500 +0100
committer GitHub <noreply@github.com> 1714900500 +0100
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[X86] Support icmp_i64(i64 X, i64 Y) --> icmp_i32(trunc(X), trunc(Y)) for non-constant Y (#91085)

Relax the constraint on the fold to allow any value for X and Y iff all upper 32-bits are known zero

Minor code-size saving by moving to i32 bit instructions