1 use crate::spec::{FramePointer, LinkerFlavor, StackProbeType, Target};
3 pub fn target() -> Target {
4 let mut base = super::linux_musl_base::opts();
5 base.cpu = "pentium4".into();
6 base.max_atomic_width = Some(64);
7 base.add_pre_link_args(LinkerFlavor::Gcc, &["-m32", "-Wl,-melf_i386"]);
8 // don't use probe-stack=inline-asm until rust#83139 and rust#84667 are resolved
9 base.stack_probes = StackProbeType::Call;
11 // The unwinder used by i686-unknown-linux-musl, the LLVM libunwind
12 // implementation, apparently relies on frame pointers existing... somehow.
13 // It's not clear to me why nor where this dependency is introduced, but the
14 // test suite does not pass with frame pointers eliminated and it passes
15 // with frame pointers present.
17 // If you think that this is no longer necessary, then please feel free to
18 // ignore! If it still passes the test suite and the bots then sounds good
21 // This may or may not be related to this bug:
22 // https://llvm.org/bugs/show_bug.cgi?id=30879
23 base.frame_pointer = FramePointer::Always;
26 llvm_target: "i686-unknown-linux-musl".into(),
28 data_layout: "e-m:e-p:32:32-p270:32:32-p271:32:32-p272:64:64-\
29 f64:32:64-f80:32-n8:16:32-S128"