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haiku ucontext for x86_64
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3 files changed

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‎libc-test/build.rs

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@@ -3420,6 +3420,10 @@ fn test_haiku(target: &str) {
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("sem_t", "named_sem_id") => true,
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("sigaction", "sa_sigaction") => true,
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("sigevent", "sigev_value") => true,
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("fpu_state", "_fpreg") => true,
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// these fields have a simplified data definition in libc
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("fpu_state", "_xmm") => true,
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("savefpu", "_fp_ymm") => true,
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// skip these enum-type fields
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("thread_info", "state") => true,

‎src/unix/haiku/mod.rs

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@@ -1560,5 +1560,20 @@ cfg_if! {
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}
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}
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cfg_if! {
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if #[cfg(target_arch = "x86")] {
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// TODO
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// mod x86;
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// pub use self::x86::*;
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} else if #[cfg(target_arch = "x86_64")] {
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mod x86_64;
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pub use self::x86_64::*;
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} else if #[cfg(target_arch = "aarch64")] {
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// TODO
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// mod aarch64;
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// pub use self::aarch64::*;
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}
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}
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mod native;
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pub use self::native::*;

‎src/unix/haiku/x86_64.rs

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@@ -0,0 +1,264 @@
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s_no_extra_traits! {
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pub struct fpu_state {
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pub control: ::c_ushort,
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pub status: ::c_ushort,
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pub tag: ::c_ushort,
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pub opcode: ::c_ushort,
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pub rip: ::c_ulong,
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pub rdp: ::c_ulong,
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pub mxcsr: ::c_uint,
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pub mscsr_mask: ::c_uint,
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pub _fpreg: [[::c_uchar; 8]; 16],
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pub _xmm: [[::c_uchar; 16]; 16],
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pub _reserved_416_511: [::c_uchar; 96],
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}
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pub struct xstate_hdr {
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pub bv: ::c_ulong,
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pub xcomp_bv: ::c_ulong,
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pub _reserved: [::c_uchar; 48],
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}
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pub struct savefpu {
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pub fp_fxsave: fpu_state,
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pub fp_xstate: xstate_hdr,
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pub _fp_ymm: [[::c_uchar; 16]; 16],
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}
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pub struct mcontext_t {
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pub rax: ::c_ulong,
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pub rbx: ::c_ulong,
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pub rcx: ::c_ulong,
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pub rdx: ::c_ulong,
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pub rdi: ::c_ulong,
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pub rsi: ::c_ulong,
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pub rbp: ::c_ulong,
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pub r8: ::c_ulong,
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pub r9: ::c_ulong,
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pub r10: ::c_ulong,
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pub r11: ::c_ulong,
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pub r12: ::c_ulong,
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pub r13: ::c_ulong,
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pub r14: ::c_ulong,
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pub r15: ::c_ulong,
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pub rsp: ::c_ulong,
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pub rip: ::c_ulong,
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pub rflags: ::c_ulong,
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pub fpu: savefpu,
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}
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pub struct ucontext_t {
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pub uc_link: *mut ucontext_t,
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pub uc_sigmask: ::sigset_t,
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pub uc_stack: ::stack_t,
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pub uc_mcontext: mcontext_t,
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}
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}
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cfg_if! {
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if #[cfg(feature = "extra_traits")] {
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impl PartialEq for fpu_state {
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fn eq(&self, other: &fpu_state) -> bool {
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self.control == other.control
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&& self.status == other.status
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&& self.tag == other.tag
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&& self.opcode == other.opcode
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&& self.rip == other.rip
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&& self.rdp == other.rdp
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&& self.mxcsr == other.mxcsr
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&& self.mscsr_mask == other.mscsr_mask
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&& self._fpreg.iter().zip(other._fpreg.iter()).all(|(a, b)| a == b)
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&& self._xmm.iter().zip(other._xmm.iter()).all(|(a, b)| a == b)
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&& self._reserved_416_511.
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iter().
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zip(other._reserved_416_511.iter()).
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all(|(a, b)| a == b)
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}
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}
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impl Eq for fpu_state {}
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impl ::fmt::Debug for fpu_state {
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fn fmt(&self, f: &mut ::fmt::Formatter) -> ::fmt::Result {
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f.debug_struct("fpu_state")
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.field("control", &self.control)
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.field("status", &self.status)
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.field("tag", &self.tag)
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.field("opcode", &self.opcode)
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.field("rip", &self.rip)
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.field("rdp", &self.rdp)
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.field("mxcsr", &self.mxcsr)
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.field("mscsr_mask", &self.mscsr_mask)
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// FIXME: .field("_fpreg", &self._fpreg)
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// FIXME: .field("_xmm", &self._xmm)
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// FIXME: .field("_reserved_416_511", &self._reserved_416_511)
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.finish()
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}
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}
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impl ::hash::Hash for fpu_state {
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fn hash<H: ::hash::Hasher>(&self, state: &mut H) {
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self.control.hash(state);
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self.status.hash(state);
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self.tag.hash(state);
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self.opcode.hash(state);
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self.rip.hash(state);
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self.rdp.hash(state);
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self.mxcsr.hash(state);
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self.mscsr_mask.hash(state);
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self._fpreg.hash(state);
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self._xmm.hash(state);
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self._reserved_416_511.hash(state);
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}
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}
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impl PartialEq for xstate_hdr {
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fn eq(&self, other: &xstate_hdr) -> bool {
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self.bv == other.bv
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&& self.xcomp_bv == other.xcomp_bv
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&& self._reserved.iter().zip(other._reserved.iter()).all(|(a, b)| a == b)
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}
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}
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impl Eq for xstate_hdr {}
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impl ::fmt::Debug for xstate_hdr {
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fn fmt(&self, f: &mut ::fmt::Formatter) -> ::fmt::Result {
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f.debug_struct("xstate_hdr")
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.field("bv", &self.bv)
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.field("xcomp_bv", &self.xcomp_bv)
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// FIXME: .field("_reserved", &field._reserved)
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.finish()
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}
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}
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impl ::hash::Hash for xstate_hdr {
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fn hash<H: ::hash::Hasher>(&self, state: &mut H) {
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self.bv.hash(state);
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self.xcomp_bv.hash(state);
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self._reserved.hash(state);
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}
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}
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impl PartialEq for savefpu {
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fn eq(&self, other: &savefpu) -> bool {
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self.fp_fxsave == other.fp_fxsave
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&& self.fp_xstate == other.fp_xstate
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&& self._fp_ymm.iter().zip(other._fp_ymm.iter()).all(|(a, b)| a == b)
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}
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}
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impl Eq for savefpu {}
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impl ::fmt::Debug for savefpu {
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fn fmt(&self, f: &mut ::fmt::Formatter) -> ::fmt::Result {
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f.debug_struct("savefpu")
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.field("fp_fxsave", &self.fp_fxsave)
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.field("fp_xstate", &self.fp_xstate)
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// FIXME: .field("_fp_ymm", &field._fp_ymm)
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.finish()
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}
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}
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impl ::hash::Hash for savefpu {
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fn hash<H: ::hash::Hasher>(&self, state: &mut H) {
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self.fp_fxsave.hash(state);
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self.fp_xstate.hash(state);
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self._fp_ymm.hash(state);
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}
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}
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impl PartialEq for mcontext_t {
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fn eq(&self, other: &mcontext_t) -> bool {
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self.rax == other.rax
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&& self.rbx == other.rbx
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&& self.rbx == other.rbx
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&& self.rcx == other.rcx
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&& self.rdx == other.rdx
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&& self.rdi == other.rdi
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&& self.rsi == other.rsi
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&& self.r8 == other.r8
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&& self.r9 == other.r9
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&& self.r10 == other.r10
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&& self.r11 == other.r11
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&& self.r12 == other.r12
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&& self.r13 == other.r13
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&& self.r14 == other.r14
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&& self.r15 == other.r15
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&& self.rsp == other.rsp
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&& self.rip == other.rip
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&& self.rflags == other.rflags
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&& self.fpu == other.fpu
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}
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}
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impl Eq for mcontext_t {}
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impl ::fmt::Debug for mcontext_t {
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fn fmt(&self, f: &mut ::fmt::Formatter) -> ::fmt::Result {
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f.debug_struct("mcontext_t")
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.field("rax", &self.rax)
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.field("rbx", &self.rbx)
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.field("rcx", &self.rcx)
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.field("rdx", &self.rdx)
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.field("rdi", &self.rdi)
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.field("rsi", &self.rsi)
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.field("rbp", &self.rbp)
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.field("r8", &self.r8)
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.field("r9", &self.r9)
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.field("r10", &self.r10)
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.field("r11", &self.r11)
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.field("r12", &self.r12)
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.field("r13", &self.r13)
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.field("r14", &self.r14)
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.field("r15", &self.r15)
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.field("rsp", &self.rsp)
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.field("rip", &self.rip)
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.field("rflags", &self.rflags)
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.field("fpu", &self.fpu)
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.finish()
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}
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}
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impl ::hash::Hash for mcontext_t {
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fn hash<H: ::hash::Hasher>(&self, state: &mut H) {
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self.rax.hash(state);
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self.rbx.hash(state);
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self.rcx.hash(state);
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self.rdx.hash(state);
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self.rdi.hash(state);
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self.rsi.hash(state);
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self.rbp.hash(state);
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self.r8.hash(state);
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self.r9.hash(state);
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self.r10.hash(state);
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self.r11.hash(state);
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self.r12.hash(state);
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self.r13.hash(state);
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self.r14.hash(state);
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self.r15.hash(state);
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self.rsp.hash(state);
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self.rip.hash(state);
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self.rflags.hash(state);
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self.fpu.hash(state);
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}
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}
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impl PartialEq for ucontext_t {
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fn eq(&self, other: &ucontext_t) -> bool {
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self.uc_link == other.uc_link
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&& self.uc_sigmask == other.uc_sigmask
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&& self.uc_stack == other.uc_stack
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&& self.uc_mcontext == other.uc_mcontext
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}
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}
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impl Eq for ucontext_t {}
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impl ::fmt::Debug for ucontext_t {
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fn fmt(&self, f: &mut ::fmt::Formatter) -> ::fmt::Result {
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f.debug_struct("ucontext_t")
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.field("uc_link", &self.uc_link)
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.field("uc_sigmask", &self.uc_sigmask)
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.field("uc_stack", &self.uc_stack)
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.field("uc_mcontext", &self.uc_mcontext)
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.finish()
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}
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}
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impl ::hash::Hash for ucontext_t {
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fn hash<H: ::hash::Hasher>(&self, state: &mut H) {
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self.uc_link.hash(state);
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self.uc_sigmask.hash(state);
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self.uc_stack.hash(state);
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self.uc_mcontext.hash(state);
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}
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}
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}
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}

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