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Diffstat (limited to 'src/libcore/intrinsics.rs')
| -rw-r--r-- | src/libcore/intrinsics.rs | 132 |
1 files changed, 0 insertions, 132 deletions
diff --git a/src/libcore/intrinsics.rs b/src/libcore/intrinsics.rs index a094bcd0192..568c4e143e0 100644 --- a/src/libcore/intrinsics.rs +++ b/src/libcore/intrinsics.rs @@ -512,164 +512,32 @@ extern "rust-intrinsic" { /// Returns the nearest integer to an `f64`. Rounds half-way cases away from zero. pub fn roundf64(x: f64) -> f64; - /// Returns the number of bits set in a `u8`. - #[cfg(stage0)] - pub fn ctpop8(x: u8) -> u8; - /// Returns the number of bits set in a `u16`. - #[cfg(stage0)] - pub fn ctpop16(x: u16) -> u16; - /// Returns the number of bits set in a `u32`. - #[cfg(stage0)] - pub fn ctpop32(x: u32) -> u32; - /// Returns the number of bits set in a `u64`. - #[cfg(stage0)] - pub fn ctpop64(x: u64) -> u64; /// Returns the number of bits set in an integer type `T` - #[cfg(not(stage0))] pub fn ctpop<T>(x: T) -> T; - /// Returns the number of leading bits unset in a `u8`. - #[cfg(stage0)] - pub fn ctlz8(x: u8) -> u8; - /// Returns the number of leading bits unset in a `u16`. - #[cfg(stage0)] - pub fn ctlz16(x: u16) -> u16; - /// Returns the number of leading bits unset in a `u32`. - #[cfg(stage0)] - pub fn ctlz32(x: u32) -> u32; - /// Returns the number of leading bits unset in a `u64`. - #[cfg(stage0)] - pub fn ctlz64(x: u64) -> u64; /// Returns the number of leading bits unset in an integer type `T` - #[cfg(not(stage0))] pub fn ctlz<T>(x: T) -> T; - /// Returns the number of trailing bits unset in a `u8`. - #[cfg(stage0)] - pub fn cttz8(x: u8) -> u8; - /// Returns the number of trailing bits unset in a `u16`. - #[cfg(stage0)] - pub fn cttz16(x: u16) -> u16; - /// Returns the number of trailing bits unset in a `u32`. - #[cfg(stage0)] - pub fn cttz32(x: u32) -> u32; - /// Returns the number of trailing bits unset in a `u64`. - #[cfg(stage0)] - pub fn cttz64(x: u64) -> u64; /// Returns the number of trailing bits unset in an integer type `T` - #[cfg(not(stage0))] pub fn cttz<T>(x: T) -> T; - /// Reverses the bytes in a `u16`. - #[cfg(stage0)] - pub fn bswap16(x: u16) -> u16; - /// Reverses the bytes in a `u32`. - #[cfg(stage0)] - pub fn bswap32(x: u32) -> u32; - /// Reverses the bytes in a `u64`. - #[cfg(stage0)] - pub fn bswap64(x: u64) -> u64; /// Reverses the bytes in an integer type `T`. - #[cfg(not(stage0))] pub fn bswap<T>(x: T) -> T; - /// Performs checked `i8` addition. - #[cfg(stage0)] - pub fn i8_add_with_overflow(x: i8, y: i8) -> (i8, bool); - /// Performs checked `i16` addition. - #[cfg(stage0)] - pub fn i16_add_with_overflow(x: i16, y: i16) -> (i16, bool); - /// Performs checked `i32` addition. - #[cfg(stage0)] - pub fn i32_add_with_overflow(x: i32, y: i32) -> (i32, bool); - /// Performs checked `i64` addition. - #[cfg(stage0)] - pub fn i64_add_with_overflow(x: i64, y: i64) -> (i64, bool); - - /// Performs checked `u8` addition. - #[cfg(stage0)] - pub fn u8_add_with_overflow(x: u8, y: u8) -> (u8, bool); - /// Performs checked `u16` addition. - #[cfg(stage0)] - pub fn u16_add_with_overflow(x: u16, y: u16) -> (u16, bool); - /// Performs checked `u32` addition. - #[cfg(stage0)] - pub fn u32_add_with_overflow(x: u32, y: u32) -> (u32, bool); - /// Performs checked `u64` addition. - #[cfg(stage0)] - pub fn u64_add_with_overflow(x: u64, y: u64) -> (u64, bool); - /// Performs checked integer addition. - #[cfg(not(stage0))] pub fn add_with_overflow<T>(x: T, y: T) -> (T, bool); - /// Performs checked `i8` subtraction. - #[cfg(stage0)] - pub fn i8_sub_with_overflow(x: i8, y: i8) -> (i8, bool); - /// Performs checked `i16` subtraction. - #[cfg(stage0)] - pub fn i16_sub_with_overflow(x: i16, y: i16) -> (i16, bool); - /// Performs checked `i32` subtraction. - #[cfg(stage0)] - pub fn i32_sub_with_overflow(x: i32, y: i32) -> (i32, bool); - /// Performs checked `i64` subtraction. - #[cfg(stage0)] - pub fn i64_sub_with_overflow(x: i64, y: i64) -> (i64, bool); - - /// Performs checked `u8` subtraction. - #[cfg(stage0)] - pub fn u8_sub_with_overflow(x: u8, y: u8) -> (u8, bool); - /// Performs checked `u16` subtraction. - #[cfg(stage0)] - pub fn u16_sub_with_overflow(x: u16, y: u16) -> (u16, bool); - /// Performs checked `u32` subtraction. - #[cfg(stage0)] - pub fn u32_sub_with_overflow(x: u32, y: u32) -> (u32, bool); - /// Performs checked `u64` subtraction. - #[cfg(stage0)] - pub fn u64_sub_with_overflow(x: u64, y: u64) -> (u64, bool); - /// Performs checked integer subtraction - #[cfg(not(stage0))] pub fn sub_with_overflow<T>(x: T, y: T) -> (T, bool); - /// Performs checked `i8` multiplication. - #[cfg(stage0)] - pub fn i8_mul_with_overflow(x: i8, y: i8) -> (i8, bool); - /// Performs checked `i16` multiplication. - #[cfg(stage0)] - pub fn i16_mul_with_overflow(x: i16, y: i16) -> (i16, bool); - /// Performs checked `i32` multiplication. - #[cfg(stage0)] - pub fn i32_mul_with_overflow(x: i32, y: i32) -> (i32, bool); - /// Performs checked `i64` multiplication. - #[cfg(stage0)] - pub fn i64_mul_with_overflow(x: i64, y: i64) -> (i64, bool); - - /// Performs checked `u8` multiplication. - #[cfg(stage0)] - pub fn u8_mul_with_overflow(x: u8, y: u8) -> (u8, bool); - /// Performs checked `u16` multiplication. - #[cfg(stage0)] - pub fn u16_mul_with_overflow(x: u16, y: u16) -> (u16, bool); - /// Performs checked `u32` multiplication. - #[cfg(stage0)] - pub fn u32_mul_with_overflow(x: u32, y: u32) -> (u32, bool); - /// Performs checked `u64` multiplication. - #[cfg(stage0)] - pub fn u64_mul_with_overflow(x: u64, y: u64) -> (u64, bool); - /// Performs checked integer multiplication - #[cfg(not(stage0))] pub fn mul_with_overflow<T>(x: T, y: T) -> (T, bool); /// Performs an unchecked division, resulting in undefined behavior /// where y = 0 or x = `T::min_value()` and y = -1 - #[cfg(not(stage0))] pub fn unchecked_div<T>(x: T, y: T) -> T; /// Returns the remainder of an unchecked division, resulting in /// undefined behavior where y = 0 or x = `T::min_value()` and y = -1 - #[cfg(not(stage0))] pub fn unchecked_rem<T>(x: T, y: T) -> T; /// Returns (a + b) mod 2^N, where N is the width of T in bits. |