search for: unalig

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2017 Aug 26
2
Unaligned atomic load/store
Hi, While working on the AVR target, I noticed a problem with alignment and the various atomic operations. AVR is an 8-bit platform, and all data is unaligned (or 8-bit aligned if you will). Here's a small piece of LLVM IR exhibiting this (emitted by the Rust compiler): target datalayout = "e-p:16:8-i8:8-i16:8-i32:8-i64:8-f32:8-f64:8-n8-a:8" target triple = "avr-unknown-unknown" %"atomic::AtomicI16" = type { %&quot...