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authorDavid Carlier <devnexen@gmail.com>2021-08-28 20:32:00 +0100
committerDavid Carlier <devnexen@gmail.com>2021-08-28 20:32:00 +0100
commitaba93f8029dcb4a91075e67b70bb198fc78b2e91 (patch)
tree6cadcc0f23597a84d5a34d4528ce734246b52be1
parentf01492db1baf5a468d0ee7075b8aef96a3834062 (diff)
downloadrust-libc-aba93f8029dcb4a91075e67b70bb198fc78b2e91.tar.gz
netbsd ucontext type for arm64
-rw-r--r--libc-test/build.rs3
-rw-r--r--libc-test/semver/netbsd-aarch64.txt3
-rw-r--r--src/unix/bsd/netbsdlike/netbsd/aarch64.rs81
3 files changed, 87 insertions, 0 deletions
diff --git a/libc-test/build.rs b/libc-test/build.rs
index 5d1b8dfcfb..2d57019719 100644
--- a/libc-test/build.rs
+++ b/libc-test/build.rs
@@ -1032,6 +1032,9 @@ fn test_netbsd(target: &str) {
});
cfg.skip_type(move |ty| {
+ if ty.starts_with("__c_anonymous_") {
+ return true;
+ }
match ty {
// FIXME: sighandler_t is crazy across platforms
"sighandler_t" => true,
diff --git a/libc-test/semver/netbsd-aarch64.txt b/libc-test/semver/netbsd-aarch64.txt
index d64531a1e9..e48c529a96 100644
--- a/libc-test/semver/netbsd-aarch64.txt
+++ b/libc-test/semver/netbsd-aarch64.txt
@@ -2,3 +2,6 @@ PT_GETFPREGS
PT_GETREGS
PT_SETFPREGS
PT_SETREGS
+__fregset
+mcontext_t
+ucontext_t
diff --git a/src/unix/bsd/netbsdlike/netbsd/aarch64.rs b/src/unix/bsd/netbsdlike/netbsd/aarch64.rs
index 58c4cf7c45..7b895f6323 100644
--- a/src/unix/bsd/netbsdlike/netbsd/aarch64.rs
+++ b/src/unix/bsd/netbsdlike/netbsd/aarch64.rs
@@ -3,8 +3,89 @@ use PT_FIRSTMACH;
pub type c_long = i64;
pub type c_ulong = u64;
pub type c_char = u8;
+pub type greg_t = u64;
pub type __cpu_simple_lock_nv_t = ::c_uchar;
+s! {
+ pub struct __fregset {
+ #[cfg(libc_union)]
+ pub __qregs: [__c_anonymous__freg; 32],
+ pub __fpcr: u32,
+ pub __fpsr: u32,
+ }
+
+ pub struct mcontext_t {
+ pub __gregs: [::greg_t; 32],
+ pub __fregs: __fregset,
+ __spare: [::greg_t; 8],
+ }
+
+ pub struct ucontext_t {
+ pub uc_flags: ::c_uint,
+ pub uc_link: *mut ucontext_t,
+ pub uc_sigmask: ::sigset_t,
+ pub uc_stack: ::stack_t,
+ pub uc_mcontext: mcontext_t,
+ }
+}
+
+s_no_extra_traits! {
+ #[cfg(libc_union)]
+ #[repr(align(16))]
+ pub union __c_anonymous__freg {
+ pub __b8: [u8; 16],
+ pub __h16: [u16; 8],
+ pub __s32: [u32; 4],
+ pub __d64: [u64; 2],
+ pub __q128: [u128; 1],
+ }
+}
+
+cfg_if! {
+ if #[cfg(feature = "extra_traits")] {
+ #[cfg(libc_union)]
+ impl PartialEq for __c_anonymous__freg {
+ fn eq(&self, other: &__c_anonymous__freg) -> bool {
+ unsafe {
+ self.__b8 == other.__b8
+ || self.__h16 == other.__h16
+ || self.__s32 == other.__s32
+ || self.__d64 == other.__d64
+ || self.__q128 == other.__q128
+ }
+ }
+ }
+ #[cfg(libc_union)]
+ impl Eq for __c_anonymous__freg {}
+ #[cfg(libc_union)]
+ impl ::fmt::Debug for __c_anonymous__freg {
+ fn fmt(&self, f: &mut ::fmt::Formatter) -> ::fmt::Result {
+ unsafe {
+ f.debug_struct("__c_anonymous__freg")
+ .field("__b8", &self.__b8)
+ .field("__h16", &self.__h16)
+ .field("__s32", &self.__s32)
+ .field("__d64", &self.__d64)
+ .field("__q128", &self.__q128)
+ .finish()
+ }
+ }
+ }
+ #[cfg(libc_union)]
+ impl ::hash::Hash for __c_anonymous__freg {
+ fn hash<H: ::hash::Hasher>(&self, state: &mut H) {
+ unsafe {
+ self.__b8.hash(state);
+ self.__h16.hash(state);
+ self.__s32.hash(state);
+ self.__d64.hash(state);
+ self.__q128.hash(state);
+ }
+ }
+ }
+ }
+}
+
// should be pub(crate), but that requires Rust 1.18.0
cfg_if! {
if #[cfg(libc_const_size_of)] {