diff options
Diffstat (limited to 'library/stdarch/crates/core_arch/src/arm/v6.rs')
-rw-r--r-- | library/stdarch/crates/core_arch/src/arm/v6.rs | 49 |
1 files changed, 0 insertions, 49 deletions
diff --git a/library/stdarch/crates/core_arch/src/arm/v6.rs b/library/stdarch/crates/core_arch/src/arm/v6.rs deleted file mode 100644 index 5df30cd62..000000000 --- a/library/stdarch/crates/core_arch/src/arm/v6.rs +++ /dev/null @@ -1,49 +0,0 @@ -//! ARMv6 intrinsics. -//! -//! The reference is [ARMv6-M Architecture Reference Manual][armv6m]. -//! -//! [armv6m]: -//! http://infocenter.arm.com/help/index.jsp?topic=/com.arm.doc.ddi0419c/index. -//! html - -#[cfg(test)] -use stdarch_test::assert_instr; - -/// Reverse the order of the bytes. -#[inline] -#[cfg_attr(test, assert_instr(rev))] -pub unsafe fn _rev_u16(x: u16) -> u16 { - x.swap_bytes() as u16 -} - -/// Reverse the order of the bytes. -#[inline] -#[cfg_attr(test, assert_instr(rev))] -pub unsafe fn _rev_u32(x: u32) -> u32 { - x.swap_bytes() as u32 -} - -#[cfg(test)] -mod tests { - use crate::core_arch::arm::v6; - - #[test] - fn _rev_u16() { - unsafe { - assert_eq!( - v6::_rev_u16(0b0000_0000_1111_1111_u16), - 0b1111_1111_0000_0000_u16 - ); - } - } - - #[test] - fn _rev_u32() { - unsafe { - assert_eq!( - v6::_rev_u32(0b0000_0000_1111_1111_0000_0000_1111_1111_u32), - 0b1111_1111_0000_0000_1111_1111_0000_0000_u32 - ); - } - } -} |