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Add i686-win7-windows-msvc target
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roblabla committed Nov 22, 2023
1 parent 025f107 commit 79561ee
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Showing 3 changed files with 34 additions and 0 deletions.
1 change: 1 addition & 0 deletions compiler/rustc_target/src/spec/mod.rs
Original file line number Diff line number Diff line change
Expand Up @@ -1607,6 +1607,7 @@ supported_targets! {
("x86_64-win7-windows-msvc", x86_64_win7_windows_msvc),
("i686-pc-windows-msvc", i686_pc_windows_msvc),
("i686-uwp-windows-msvc", i686_uwp_windows_msvc),
("i686-win7-windows-msvc", i686_win7_windows_msvc),
("i586-pc-windows-msvc", i586_pc_windows_msvc),
("thumbv7a-pc-windows-msvc", thumbv7a_pc_windows_msvc),
("thumbv7a-uwp-windows-msvc", thumbv7a_uwp_windows_msvc),
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32 changes: 32 additions & 0 deletions compiler/rustc_target/src/spec/targets/i686_win7_windows_msvc.rs
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@@ -0,0 +1,32 @@
use crate::spec::{base, LinkerFlavor, Lld, Target};

pub fn target() -> Target {
let mut base = base::windows_msvc::opts();
base.cpu = "pentium4".into();
base.max_atomic_width = Some(64);

base.add_pre_link_args(
LinkerFlavor::Msvc(Lld::No),
&[
// Mark all dynamic libraries and executables as compatible with the larger 4GiB address
// space available to x86 Windows binaries on x86_64.
"/LARGEADDRESSAWARE",
// Ensure the linker will only produce an image if it can also produce a table of
// the image's safe exception handlers.
// https://docs.microsoft.com/en-us/cpp/build/reference/safeseh-image-has-safe-exception-handlers
"/SAFESEH",
],
);
// Workaround for #95429
base.has_thread_local = false;

Target {
llvm_target: "i686-pc-windows-msvc".into(),
pointer_width: 32,
data_layout: "e-m:x-p:32:32-p270:32:32-p271:32:32-p272:64:64-\
i64:64-f80:128-n8:16:32-a:0:32-S32"
.into(),
arch: "x86".into(),
options: base,
}
}
1 change: 1 addition & 0 deletions src/doc/rustc/src/platform-support.md
Original file line number Diff line number Diff line change
Expand Up @@ -276,6 +276,7 @@ target | std | host | notes
[`i686-unknown-openbsd`](platform-support/openbsd.md) | ✓ | ✓ | 32-bit OpenBSD [^x86_32-floats-return-ABI]
`i686-uwp-windows-gnu` | ? | | [^x86_32-floats-return-ABI]
`i686-uwp-windows-msvc` | ? | | [^x86_32-floats-return-ABI]
[`i686-win7-windows-msvc`](platform-support/win7-windows-msvc.md) | ✓ | | 32-bit Windows 7 support [^x86_32-floats-return-ABI]
`i686-wrs-vxworks` | ? | | [^x86_32-floats-return-ABI]
[`m68k-unknown-linux-gnu`](platform-support/m68k-unknown-linux-gnu.md) | ? | | Motorola 680x0 Linux
`mips-unknown-linux-gnu` | ✓ | ✓ | MIPS Linux (kernel 4.4, glibc 2.23)
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