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vexriscv-rust
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these raw instructions are unsafe

This commit is contained in:
M Farkas-Dyck 2018-08-18 10:22:05 -08:00
parent 8d530616c9
commit 8e0faa9182
1 changed files with 2 additions and 4 deletions
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6
src/asm.rs
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@ -3,12 +3,10 @@
macro_rules! instruction { macro_rules! instruction {
($fnname:ident, $asm:expr) => ( ($fnname:ident, $asm:expr) => (
#[inline] #[inline]
pub fn $fnname() { pub unsafe fn $fnname() {
match () { match () {
#[cfg(any(target_arch = "riscv32", target_arch = "riscv64"))] #[cfg(any(target_arch = "riscv32", target_arch = "riscv64"))]
() => unsafe { () => asm!($asm :::: "volatile"),
asm!($asm :::: "volatile");
},
#[cfg(not(any(target_arch = "riscv32", target_arch = "riscv64")))] #[cfg(not(any(target_arch = "riscv32", target_arch = "riscv64")))]
() => {} () => {}
} }