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Alex Crichton 2014-04-16 08:06:44 -07:00
parent 12391df5b7
commit 2286b0cb21
2 changed files with 9 additions and 25 deletions
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26
src/libstd/intrinsics.rs
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@ -394,9 +394,7 @@ extern "rust-intrinsic" {
pub fn roundf32(x: f32) -> f32;
pub fn roundf64(x: f64) -> f64;
}
#[cfg(not(stage0))]
extern "rust-intrinsic" {
pub fn ctpop8(x: u8) -> u8;
pub fn ctpop16(x: u16) -> u16;
pub fn ctpop32(x: u32) -> u32;
@ -415,29 +413,7 @@ extern "rust-intrinsic" {
pub fn bswap16(x: u16) -> u16;
pub fn bswap32(x: u32) -> u32;
pub fn bswap64(x: u64) -> u64;
}
// NOTE: remove this after a snap, and merge the extern block above
macro_rules! stage0_hack {
($( $u_ty:ty, $i_ty:ty => $($name:ident),*);*) => {
$(
$(
#[cfg(stage0)]
pub unsafe fn $name(x: $u_ty) -> $u_ty {
extern "rust-intrinsic" { fn $name(x: $i_ty) -> $i_ty; }
$name(x as $i_ty) as $u_ty
}
)*)*
}
}
stage0_hack! {
u8, i8 => ctpop8, ctlz8, cttz8;
u16, i16 => ctpop16, ctlz16, cttz16, bswap16;
u32, i32 => ctpop32, ctlz32, cttz32, bswap32;
u64, i64 => ctpop64, ctlz64, cttz64, bswap64
}
extern "rust-intrinsic" {
pub fn i8_add_with_overflow(x: i8, y: i8) -> (i8, bool);
pub fn i16_add_with_overflow(x: i16, y: i16) -> (i16, bool);
pub fn i32_add_with_overflow(x: i32, y: i32) -> (i32, bool);

8
src/snapshots.txt
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@ -1,3 +1,11 @@
S 2014-04-15 349d66a
freebsd-x86_64 0e8078e24b3f86481c5ae0a47a15e5ed2703f241
linux-i386 b4e5d104fc2b1eb0236b662ab3cbbb729f789bd6
linux-x86_64 c1492f09cfbce535bcf32403cd3aaff84f2094f1
macos-i386 e7a093b6c3d45786eeebd73760c4643514ed0c9a
macos-x86_64 9401f60e9b6a1d1ae9890a25a512f87c47facc2d
winnt-i386 801f7dcaa3117e277981660033869695a9cb865a
S 2014-04-10 e263ef1
freebsd-x86_64 dc7cfe4266b28f1361b8c2d9ec5bd9ae8ec64e70
linux-i386 ca0c3b5258dc3eb4a62f0508a662431a4b9cf227