provide complete definition of __darwin_mcontext64 on aarch64

Author: bsteinb

src/unix/bsd/apple/b64/aarch64.rs

@@ -1,8 +1,14 @@
 s! {
     pub struct __darwin_mcontext64 {
-        pub __es: ::__darwin_x86_exception_state64,
+        pub __es: __darwin_arm_exception_state64,
         pub __ss: __darwin_arm_thread_state64,
-        pub __fs: ::__darwin_x86_float_state64,
+        pub __ns: __darwin_arm_neon_state64,
+    }
+
+    pub struct __darwin_arm_exception_state64 {
+        pub __far: u64,
+        pub __esr: u32,
+        pub __exception: u32,
     }
 
     pub struct __darwin_arm_thread_state64 {
@@ -14,4 +20,10 @@ s! {
         pub __cpsr: u32,
         pub __pad: u32,
     }
+
+    pub struct __darwin_arm_neon_state64 {
+        pub __v: [u128; 32],
+        pub __fpsr: u32,
+        pub __fpcr: u32,
+    }
 }

src/unix/bsd/apple/b64/mod.rs

@@ -58,68 +58,6 @@ s! {
         pub uc_mcsize: usize,
         pub uc_mcontext: mcontext_t,
     }
-
-    pub struct __darwin_x86_exception_state64 {
-        pub __trapno: u16,
-        pub __cpu: u16,
-        pub __err: u32,
-        pub __faultvaddr: u64,
-    }
-
-    pub struct __darwin_x86_float_state64 {
-        pub __fpu_reserved: [::c_int; 2],
-        __fpu_fcw: ::c_short,
-        __fpu_fsw: ::c_short,
-        pub __fpu_ftw: u8,
-        pub __fpu_rsrv1: u8,
-        pub __fpu_fop: u16,
-        pub __fpu_ip: u32,
-        pub __fpu_cs: u16,
-        pub __fpu_rsrv2: u16,
-        pub __fpu_dp: u32,
-        pub __fpu_ds: u16,
-        pub __fpu_rsrv3: u16,
-        pub __fpu_mxcsr: u32,
-        pub __fpu_mxcsrmask: u32,
-        pub __fpu_stmm0: __darwin_mmst_reg,
-        pub __fpu_stmm1: __darwin_mmst_reg,
-        pub __fpu_stmm2: __darwin_mmst_reg,
-        pub __fpu_stmm3: __darwin_mmst_reg,
-        pub __fpu_stmm4: __darwin_mmst_reg,
-        pub __fpu_stmm5: __darwin_mmst_reg,
-        pub __fpu_stmm6: __darwin_mmst_reg,
-        pub __fpu_stmm7: __darwin_mmst_reg,
-        pub __fpu_xmm0: __darwin_xmm_reg,
-        pub __fpu_xmm1: __darwin_xmm_reg,
-        pub __fpu_xmm2: __darwin_xmm_reg,
-        pub __fpu_xmm3: __darwin_xmm_reg,
-        pub __fpu_xmm4: __darwin_xmm_reg,
-        pub __fpu_xmm5: __darwin_xmm_reg,
-        pub __fpu_xmm6: __darwin_xmm_reg,
-        pub __fpu_xmm7: __darwin_xmm_reg,
-        pub __fpu_xmm8: __darwin_xmm_reg,
-        pub __fpu_xmm9: __darwin_xmm_reg,
-        pub __fpu_xmm10: __darwin_xmm_reg,
-        pub __fpu_xmm11: __darwin_xmm_reg,
-        pub __fpu_xmm12: __darwin_xmm_reg,
-        pub __fpu_xmm13: __darwin_xmm_reg,
-        pub __fpu_xmm14: __darwin_xmm_reg,
-        pub __fpu_xmm15: __darwin_xmm_reg,
-        // this field is actually [u8; 96], but defining it with a bigger type
-        // allows us to auto-implement traits for it since the length of the
-        // array is less than 32
-        __fpu_rsrv4: [u32; 24],
-        pub __fpu_reserved1: ::c_int,
-    }
-
-    pub struct __darwin_mmst_reg {
-        pub __mmst_reg: [::c_char; 10],
-        pub __mmst_rsrv: [::c_char; 6],
-    }
-
-    pub struct __darwin_xmm_reg {
-        pub __xmm_reg: [::c_char; 16],
-    }
 }
 
 s_no_extra_traits! {

src/unix/bsd/apple/b64/x86_64.rs

@@ -1,8 +1,15 @@
 s! {
     pub struct __darwin_mcontext64 {
-        pub __es: ::__darwin_x86_exception_state64,
+        pub __es: __darwin_x86_exception_state64,
         pub __ss: __darwin_x86_thread_state64,
-        pub __fs: ::__darwin_x86_float_state64,
+        pub __fs: __darwin_x86_float_state64,
+    }
+
+    pub struct __darwin_x86_exception_state64 {
+        pub __trapno: u16,
+        pub __cpu: u16,
+        pub __err: u32,
+        pub __faultvaddr: u64,
     }
 
     pub struct __darwin_x86_thread_state64 {
@@ -28,4 +35,59 @@ s! {
         pub __fs: u64,
         pub __gs: u64,
     }
+
+    pub struct __darwin_x86_float_state64 {
+        pub __fpu_reserved: [::c_int; 2],
+        __fpu_fcw: ::c_short,
+        __fpu_fsw: ::c_short,
+        pub __fpu_ftw: u8,
+        pub __fpu_rsrv1: u8,
+        pub __fpu_fop: u16,
+        pub __fpu_ip: u32,
+        pub __fpu_cs: u16,
+        pub __fpu_rsrv2: u16,
+        pub __fpu_dp: u32,
+        pub __fpu_ds: u16,
+        pub __fpu_rsrv3: u16,
+        pub __fpu_mxcsr: u32,
+        pub __fpu_mxcsrmask: u32,
+        pub __fpu_stmm0: __darwin_mmst_reg,
+        pub __fpu_stmm1: __darwin_mmst_reg,
+        pub __fpu_stmm2: __darwin_mmst_reg,
+        pub __fpu_stmm3: __darwin_mmst_reg,
+        pub __fpu_stmm4: __darwin_mmst_reg,
+        pub __fpu_stmm5: __darwin_mmst_reg,
+        pub __fpu_stmm6: __darwin_mmst_reg,
+        pub __fpu_stmm7: __darwin_mmst_reg,
+        pub __fpu_xmm0: __darwin_xmm_reg,
+        pub __fpu_xmm1: __darwin_xmm_reg,
+        pub __fpu_xmm2: __darwin_xmm_reg,
+        pub __fpu_xmm3: __darwin_xmm_reg,
+        pub __fpu_xmm4: __darwin_xmm_reg,
+        pub __fpu_xmm5: __darwin_xmm_reg,
+        pub __fpu_xmm6: __darwin_xmm_reg,
+        pub __fpu_xmm7: __darwin_xmm_reg,
+        pub __fpu_xmm8: __darwin_xmm_reg,
+        pub __fpu_xmm9: __darwin_xmm_reg,
+        pub __fpu_xmm10: __darwin_xmm_reg,
+        pub __fpu_xmm11: __darwin_xmm_reg,
+        pub __fpu_xmm12: __darwin_xmm_reg,
+        pub __fpu_xmm13: __darwin_xmm_reg,
+        pub __fpu_xmm14: __darwin_xmm_reg,
+        pub __fpu_xmm15: __darwin_xmm_reg,
+        // this field is actually [u8; 96], but defining it with a bigger type
+        // allows us to auto-implement traits for it since the length of the
+        // array is less than 32
+        __fpu_rsrv4: [u32; 24],
+        pub __fpu_reserved1: ::c_int,
+    }
+
+    pub struct __darwin_mmst_reg {
+        pub __mmst_reg: [::c_char; 10],
+        pub __mmst_rsrv: [::c_char; 6],
+    }
+
+    pub struct __darwin_xmm_reg {
+        pub __xmm_reg: [::c_char; 16],
+    }
 }