forked from OSchip/llvm-project
d173fb5d28
Summary: This commit adds the `vpselq` intrinsics which take an MVE predicate word and select lanes from two vectors; the `vctp` intrinsics which create a tail predicate word suitable for processing the first m elements of a vector (e.g. in the last iteration of a loop); and `vpnot`, which simply complements a predicate word and is just syntactic sugar for the `~` operator. The `vctp` ACLE intrinsics are lowered to the IR intrinsics we've already added (and which D70592 just reorganized). I've filled in the missing isel rule for VCTP64, and added another set of rules to generate the predicated forms. I needed one small tweak in MveEmitter to allow the `unpromoted` type modifier to apply to predicates as well as integers, so that `vpnot` doesn't pointlessly convert its input integer to an `<n x i1>` before complementing it. Reviewers: ostannard, MarkMurrayARM, dmgreen Reviewed By: dmgreen Subscribers: kristof.beyls, hiraditya, cfe-commits, llvm-commits Tags: #clang, #llvm Differential Revision: https://reviews.llvm.org/D70485 |
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| clang | ||
| clang-c | ||
| CMakeLists.txt | ||