From bd8e5ce4b9353ad68b2180bf9f26e2d4cfcaf0af Mon Sep 17 00:00:00 2001 From: Alessandro Decina Date: Sat, 29 May 2021 22:18:30 +1000 Subject: BPF: abi: extend args/ret to 32 bits Let LLVM extend to 64 bits when alu32 is not enabled --- compiler/rustc_target/src/abi/call/bpf.rs | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/compiler/rustc_target/src/abi/call/bpf.rs b/compiler/rustc_target/src/abi/call/bpf.rs index 79af0150e21..466c525531c 100644 --- a/compiler/rustc_target/src/abi/call/bpf.rs +++ b/compiler/rustc_target/src/abi/call/bpf.rs @@ -1,11 +1,11 @@ -// see BPFCallingConv.td +// see https://github.com/llvm/llvm-project/blob/main/llvm/lib/Target/BPF/BPFCallingConv.td use crate::abi::call::{ArgAbi, FnAbi}; fn classify_ret(ret: &mut ArgAbi<'_, Ty>) { if ret.layout.is_aggregate() || ret.layout.size.bits() > 64 { ret.make_indirect(); } else { - ret.extend_integer_width_to(64); + ret.extend_integer_width_to(32); } } @@ -13,7 +13,7 @@ fn classify_arg(arg: &mut ArgAbi<'_, Ty>) { if arg.layout.is_aggregate() || arg.layout.size.bits() > 64 { arg.make_indirect(); } else { - arg.extend_integer_width_to(64); + arg.extend_integer_width_to(32); } } -- cgit 1.4.1-3-g733a5