Support the remaining openwrt targets

They are the same as the unknown-linux ones.

Author: lu-zero

compiler/rustc_target/src/spec/mod.rs

@@ -981,15 +981,17 @@ impl fmt::Display for StackProtector {
 }
 
 macro_rules! supported_targets {
-    ( $(($triple:literal, $module:ident ),)+ ) => {
+    ( $(($triple:literal, $module:ident ),)+
+      $((alias $triple_alias:literal, $module_alias:ident ),)+ ) => {
         $(mod $module;)+
 
         /// List of supported targets
-        pub const TARGETS: &[&str] = &[$($triple),+];
+        pub const TARGETS: &[&str] = &[$($triple),+, $($triple_alias),+];
 
         fn load_builtin(target: &str) -> Option<Target> {
             let mut t = match target {
                 $( $triple => $module::target(), )+
+                $( $triple_alias => $module_alias::target(), )+
                 _ => return None,
             };
             t.is_builtin = true;
@@ -1252,6 +1254,13 @@ supported_targets! {
 
     ("aarch64-unknown-nto-qnx710", aarch64_unknown_nto_qnx_710),
     ("x86_64-pc-nto-qnx710", x86_64_pc_nto_qnx710),
+    (alias "mips-openwrt-linux-musl", mips_unknown_linux_musl),
+    (alias "mipsel-openwrt-linux-musl", mipsel_unknown_linux_musl),
+    (alias "aarch64-openwrt-linux-musl", aarch64_unknown_linux_musl),
+    (alias "armv7-openwrt-linux-musleabi", armv7_unknown_linux_musleabi),
+    (alias "armv7-openwrt-linux-musleabihf", armv7_unknown_linux_musleabihf),
+    (alias "powerpc64-openwrt-linux-musl", powerpc64_unknown_linux_musl),
+    (alias "x86_64-openwrt-linux-musl", x86_64_unknown_linux_musl),
 }
 
 /// Cow-Vec-Str: Cow<'static, [Cow<'static, str>]>

src/doc/rustc/src/platform-support.md

@@ -212,6 +212,7 @@ target | std | host | notes
 `aarch64-apple-tvos` | * |  | ARM64 tvOS
 [`aarch64-apple-watchos-sim`](platform-support/apple-watchos.md) | ✓ |  | ARM64 Apple WatchOS Simulator
 [`aarch64-kmc-solid_asp3`](platform-support/kmc-solid.md) | ✓ |  | ARM64 SOLID with TOPPERS/ASP3
+`aarch64-openwrt-linux-musl` | ✓ | ✓ | OpenWRT Linux MUSL
 [`aarch64-nintendo-switch-freestanding`](platform-support/aarch64-nintendo-switch-freestanding.md) | * |  | ARM64 Nintendo Switch, Horizon
 [`aarch64-pc-windows-gnullvm`](platform-support/pc-windows-gnullvm.md) | ✓ | ✓ |
 [`aarch64-unknown-nto-qnx710`](platform-support/nto-qnx.md) | ? |  | ARM64 QNX Neutrino 7.1 RTOS |
@@ -235,6 +236,8 @@ target | std | host | notes
 `armv6-unknown-netbsd-eabihf` | ? |  |
 [`armv6k-nintendo-3ds`](platform-support/armv6k-nintendo-3ds.md) | ? |  | ARMv6K Nintendo 3DS, Horizon (Requires devkitARM toolchain)
 `armv7-apple-ios` | ✓ |  | ARMv7 iOS, Cortex-a8
+`armv7-openwrt-linux-musleabi` | ✓ | ✓ | ARMv7 OpenWRT Linux MUSL
+`armv7-openwrt-linux-musleabihf` | ✓ | ✓ | ARMv7 + hardfloat OpenWRT Linux MUSL
 [`armv7-sony-vita-newlibeabihf`](platform-support/armv7-sony-vita-newlibeabihf.md) | ? |  | ARM Cortex-A9 Sony PlayStation Vita (requires VITASDK toolchain)
 [`armv7-unknown-linux-uclibceabi`](platform-support/armv7-unknown-linux-uclibceabi.md) | ✓ | ✓ | ARMv7 Linux with uClibc, softfloat
 [`armv7-unknown-linux-uclibceabihf`](platform-support/armv7-unknown-linux-uclibceabihf.md) | ✓ | ? | ARMv7 Linux with uClibc, hardfloat
@@ -261,7 +264,9 @@ target | std | host | notes
 `i686-wrs-vxworks` | ? |  |
 [`m68k-unknown-linux-gnu`](platform-support/m68k-unknown-linux-gnu.md) | ? |  | Motorola 680x0 Linux
 `mips-unknown-linux-uclibc` | ✓ |  | MIPS Linux with uClibc
+`mips-openwrt-linux-musl` | ✓ | ✓ | OpenWRT Linux MUSL
 [`mips64-openwrt-linux-musl`](platform-support/mips64-openwrt-linux-musl.md) | ? |  | MIPS64 for OpenWrt Linux MUSL
+`mipsel-openwrt-linux-musl` | ✓ | ✓ | OpenWRT Linux MUSL
 `mipsel-sony-psp` | * |  | MIPS (LE) Sony PlayStation Portable (PSP)
 [`mipsel-sony-psx`](platform-support/mipsel-sony-psx.md) | * |  | MIPS (LE) Sony PlayStation 1 (PSX)
 `mipsel-unknown-linux-uclibc` | ✓ |  | MIPS (LE) Linux with uClibc
@@ -275,6 +280,7 @@ target | std | host | notes
 `powerpc-unknown-linux-musl` | ? |  |
 `powerpc-unknown-netbsd` | ✓ | ✓ |
 `powerpc-unknown-openbsd` | ? |  |
+`powerpc64-openwrt-linux-musl` | ✓ | ✓ | OpenWRT Linux MUSL
 `powerpc-wrs-vxworks-spe` | ? |  |
 `powerpc-wrs-vxworks` | ? |  |
 `powerpc64-unknown-freebsd` | ✓ | ✓ | PPC64 FreeBSD (ELFv1 and ELFv2)
@@ -306,6 +312,7 @@ target | std | host | notes
 `x86_64-apple-ios-macabi` | ✓ |  | Apple Catalyst on x86_64
 `x86_64-apple-tvos` | * | | x86 64-bit tvOS
 [`x86_64-apple-watchos-sim`](platform-support/apple-watchos.md) | ✓ | | x86 64-bit Apple WatchOS simulator
+`x86_64-openwrt-linux-musl` | ✓ | ✓ | OpenWRT Linux MUSL
 [`x86_64-pc-nto-qnx710`](platform-support/nto-qnx.md) | ? |  | x86 64-bit QNX Neutrino 7.1 RTOS |
 [`x86_64-pc-windows-gnullvm`](platform-support/pc-windows-gnullvm.md) | ✓ | ✓ |
 `x86_64-pc-windows-msvc` | * |  | 64-bit Windows XP support