| use crate::spec::{LinkerFlavor, Lld, PanicStrategy, Target, TargetOptions}; |
| |
| pub fn target() -> Target { |
| let mut base = super::windows_msvc_base::opts(); |
| // Prevent error LNK2013: BRANCH24(T) fixup overflow |
| // The LBR optimization tries to eliminate branch islands, |
| // but if the displacement is larger than can fit |
| // in the instruction, this error will occur. The linker |
| // should be smart enough to insert branch islands only |
| // where necessary, but this is not the observed behavior. |
| // Disabling the LBR optimization works around the issue. |
| base.add_pre_link_args(LinkerFlavor::Msvc(Lld::No), &["/OPT:NOLBR"]); |
| |
| Target { |
| llvm_target: "thumbv7a-pc-windows-msvc".into(), |
| pointer_width: 32, |
| data_layout: "e-m:w-p:32:32-Fi8-i64:64-v128:64:128-a:0:32-n32-S64".into(), |
| arch: "arm".into(), |
| options: TargetOptions { |
| features: "+vfp3,+neon".into(), |
| max_atomic_width: Some(64), |
| // FIXME(jordanrh): use PanicStrategy::Unwind when SEH is |
| // implemented for windows/arm in LLVM |
| panic_strategy: PanicStrategy::Abort, |
| ..base |
| }, |
| } |
| } |