Add support for loongarch64

Signed-off-by: Wenlong Zhang <zhangwenlong@loongson.cn>

Author: zhangwenlong8911

.cirrus.yml

@@ -288,6 +288,9 @@ task:
     - name: Haiku x86_64
       env:
         TARGET: x86_64-unknown-haiku
+    - name: Linux loongarch64 lp64d
+      env:
+        TARGET: loongarch64-unknown-linux-gnuf64
   setup_script:
     - rustup component add rust-src
   << : *BUILD

README.md

@@ -86,6 +86,7 @@ Tier 3:
   * x86_64-unknown-linux-gnux32
   * x86_64-unknown-openbsd
   * x86_64-unknown-redox
+  * loongarch64-unknown-linux-gnuf64
 
 ## Minimum Supported Rust Version (MSRV)
 

src/sys/ioctl/linux.rs

@@ -42,7 +42,8 @@ mod consts {
     target_arch = "x86_64",
     target_arch = "aarch64",
     target_arch = "riscv32",
-    target_arch = "riscv64"
+    target_arch = "riscv64",
+    target_arch = "loongarch64"
 ))]
 mod consts {
     #[doc(hidden)]

src/sys/signal.rs

@@ -319,7 +319,8 @@ const SIGNALS: [Signal; 28] = [
     not(any(
         target_arch = "mips",
         target_arch = "mips64",
-        target_arch = "sparc64"
+        target_arch = "sparc64",
+        target_arch = "loongarch64"
     ))
 ))]
 #[cfg(feature = "signal")]
@@ -360,6 +361,18 @@ const SIGNALS: [Signal; 31] = [
     SIGSTOP, SIGTSTP, SIGTTIN, SIGTTOU, SIGURG, SIGXCPU, SIGXFSZ, SIGVTALRM,
     SIGPROF, SIGWINCH, SIGIO, SIGSYS, SIGEMT, SIGINFO,
 ];
+#[cfg(all(
+    any(target_os = "linux"),
+    any(target_arch = "loongarch64")
+))]
+#[cfg(feature = "signal")]
+const SIGNALS: [Signal; 31] = [
+    SIGHUP, SIGINT, SIGQUIT, SIGILL, SIGTRAP, SIGABRT, SIGBUS,
+    SIGFPE, SIGKILL, SIGUSR1, SIGSEGV, SIGUSR2, SIGPIPE, SIGALRM,
+    SIGTERM, SIGSTKFLT, SIGCHLD, SIGCONT, SIGSTOP, SIGTSTP, SIGTTIN,
+    SIGTTOU, SIGURG, SIGXCPU, SIGXFSZ, SIGVTALRM, SIGPROF, SIGWINCH,
+    SIGIO, SIGPWR, SIGSYS
+];
 
 feature! {
 #![feature = "signal"]