2012-12-21 12:30:33 -06:00
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// xfail-fast
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// Copyright 2012 The Rust Project Developers. See the COPYRIGHT
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// file at the top-level directory of this distribution and at
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// http://rust-lang.org/COPYRIGHT.
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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2013-05-20 19:07:24 -05:00
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extern mod extra;
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2012-12-21 12:30:33 -06:00
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2013-03-05 16:42:58 -06:00
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mod rusti {
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2013-03-13 21:25:28 -05:00
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#[abi = "rust-intrinsic"]
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2013-07-18 21:08:57 -05:00
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extern "rust-intrinsic" {
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2013-03-05 16:42:58 -06:00
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fn ctpop8(x: i8) -> i8;
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fn ctpop16(x: i16) -> i16;
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fn ctpop32(x: i32) -> i32;
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fn ctpop64(x: i64) -> i64;
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fn ctlz8(x: i8) -> i8;
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fn ctlz16(x: i16) -> i16;
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fn ctlz32(x: i32) -> i32;
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fn ctlz64(x: i64) -> i64;
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fn cttz8(x: i8) -> i8;
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fn cttz16(x: i16) -> i16;
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fn cttz32(x: i32) -> i32;
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fn cttz64(x: i64) -> i64;
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fn bswap16(x: i16) -> i16;
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fn bswap32(x: i32) -> i32;
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fn bswap64(x: i64) -> i64;
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}
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2012-12-21 12:30:33 -06:00
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}
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2013-02-01 21:43:17 -06:00
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pub fn main() {
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2013-01-23 18:29:31 -06:00
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unsafe {
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use rusti::*;
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2013-05-18 21:02:45 -05:00
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assert_eq!(ctpop8(0i8), 0i8);
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assert_eq!(ctpop16(0i16), 0i16);
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assert_eq!(ctpop32(0i32), 0i32);
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assert_eq!(ctpop64(0i64), 0i64);
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assert_eq!(ctpop8(1i8), 1i8);
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assert_eq!(ctpop16(1i16), 1i16);
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assert_eq!(ctpop32(1i32), 1i32);
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assert_eq!(ctpop64(1i64), 1i64);
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assert_eq!(ctpop8(10i8), 2i8);
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assert_eq!(ctpop16(10i16), 2i16);
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assert_eq!(ctpop32(10i32), 2i32);
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assert_eq!(ctpop64(10i64), 2i64);
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assert_eq!(ctpop8(100i8), 3i8);
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assert_eq!(ctpop16(100i16), 3i16);
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assert_eq!(ctpop32(100i32), 3i32);
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assert_eq!(ctpop64(100i64), 3i64);
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assert_eq!(ctpop8(-1i8), 8i8);
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assert_eq!(ctpop16(-1i16), 16i16);
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assert_eq!(ctpop32(-1i32), 32i32);
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assert_eq!(ctpop64(-1i64), 64i64);
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assert_eq!(ctlz8(0i8), 8i8);
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assert_eq!(ctlz16(0i16), 16i16);
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assert_eq!(ctlz32(0i32), 32i32);
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assert_eq!(ctlz64(0i64), 64i64);
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assert_eq!(ctlz8(1i8), 7i8);
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assert_eq!(ctlz16(1i16), 15i16);
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assert_eq!(ctlz32(1i32), 31i32);
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assert_eq!(ctlz64(1i64), 63i64);
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assert_eq!(ctlz8(10i8), 4i8);
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assert_eq!(ctlz16(10i16), 12i16);
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assert_eq!(ctlz32(10i32), 28i32);
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assert_eq!(ctlz64(10i64), 60i64);
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assert_eq!(ctlz8(100i8), 1i8);
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assert_eq!(ctlz16(100i16), 9i16);
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assert_eq!(ctlz32(100i32), 25i32);
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assert_eq!(ctlz64(100i64), 57i64);
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assert_eq!(cttz8(-1i8), 0i8);
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assert_eq!(cttz16(-1i16), 0i16);
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assert_eq!(cttz32(-1i32), 0i32);
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assert_eq!(cttz64(-1i64), 0i64);
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assert_eq!(cttz8(0i8), 8i8);
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assert_eq!(cttz16(0i16), 16i16);
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assert_eq!(cttz32(0i32), 32i32);
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assert_eq!(cttz64(0i64), 64i64);
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assert_eq!(cttz8(1i8), 0i8);
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assert_eq!(cttz16(1i16), 0i16);
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assert_eq!(cttz32(1i32), 0i32);
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assert_eq!(cttz64(1i64), 0i64);
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assert_eq!(cttz8(10i8), 1i8);
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assert_eq!(cttz16(10i16), 1i16);
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assert_eq!(cttz32(10i32), 1i32);
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assert_eq!(cttz64(10i64), 1i64);
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assert_eq!(cttz8(100i8), 2i8);
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assert_eq!(cttz16(100i16), 2i16);
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assert_eq!(cttz32(100i32), 2i32);
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assert_eq!(cttz64(100i64), 2i64);
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assert_eq!(cttz8(-1i8), 0i8);
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assert_eq!(cttz16(-1i16), 0i16);
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assert_eq!(cttz32(-1i32), 0i32);
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assert_eq!(cttz64(-1i64), 0i64);
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assert_eq!(bswap16(0x0A0Bi16), 0x0B0Ai16);
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assert_eq!(bswap32(0x0ABBCC0Di32), 0x0DCCBB0Ai32);
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assert_eq!(bswap64(0x0122334455667708i64), 0x0877665544332201i64);
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2013-01-23 18:29:31 -06:00
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}
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2012-12-21 12:30:33 -06:00
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}
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