diff options
Diffstat (limited to 'vendor/redox_syscall/src/arch/riscv64.rs')
-rw-r--r-- | vendor/redox_syscall/src/arch/riscv64.rs | 93 |
1 files changed, 0 insertions, 93 deletions
diff --git a/vendor/redox_syscall/src/arch/riscv64.rs b/vendor/redox_syscall/src/arch/riscv64.rs deleted file mode 100644 index 2a90260..0000000 --- a/vendor/redox_syscall/src/arch/riscv64.rs +++ /dev/null @@ -1,93 +0,0 @@ -use core::{mem, slice}; -use core::ops::{Deref, DerefMut}; - -use super::error::{Error, Result}; - -macro_rules! syscall { - ($($name:ident($a:ident, $($b:ident, $($c:ident, $($d:ident, $($e:ident, $($f:ident, )?)?)?)?)?);)+) => { - $( - pub unsafe fn $name($a: usize, $($b: usize, $($c: usize, $($d: usize, $($e: usize, $($f: usize)?)?)?)?)?) -> Result<usize> { - let ret: usize; - - asm!( - "ecall", - in("a7") $a, - $( - in("a0") $b, - $( - in("a1") $c, - $( - in("a2") $d, - $( - in("a3") $e, - $( - in("a4") $f, - )? - )? - )? - )? - )? - lateout("a0") ret, - options(nostack), - ); - - Error::demux(ret) - } - )+ - }; -} - -syscall! { - syscall0(a,); - syscall1(a, b,); - syscall2(a, b, c,); - syscall3(a, b, c, d,); - syscall4(a, b, c, d, e,); - syscall5(a, b, c, d, e, f,); -} - -#[derive(Copy, Clone, Debug, Default)] -#[repr(C)] -pub struct IntRegisters { - //TODO -} - -impl Deref for IntRegisters { - type Target = [u8]; - fn deref(&self) -> &[u8] { - unsafe { - slice::from_raw_parts(self as *const IntRegisters as *const u8, mem::size_of::<IntRegisters>()) - } - } -} - -impl DerefMut for IntRegisters { - fn deref_mut(&mut self) -> &mut [u8] { - unsafe { - slice::from_raw_parts_mut(self as *mut IntRegisters as *mut u8, mem::size_of::<IntRegisters>()) - } - } -} - -#[derive(Clone, Copy, Debug, Default)] -#[repr(packed)] -pub struct FloatRegisters { - //TODO -} - -impl Deref for FloatRegisters { - type Target = [u8]; - fn deref(&self) -> &[u8] { - unsafe { - slice::from_raw_parts(self as *const FloatRegisters as *const u8, mem::size_of::<FloatRegisters>()) - } - } -} - -impl DerefMut for FloatRegisters { - fn deref_mut(&mut self) -> &mut [u8] { - unsafe { - slice::from_raw_parts_mut(self as *mut FloatRegisters as *mut u8, mem::size_of::<FloatRegisters>()) - } - } -} |