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Merge pull request #4298 from JensNockert/byteswap

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Add support for byteswap intrinsics
This commit is contained in:
Tim Chevalier 2012-12-27 10:47:15 -08:00
commit 0873553680
5 changed files with 46 additions and 0 deletions
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8
src/test/run-pass/intrinsics-integer.rs
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@ -28,6 +28,10 @@ extern mod rusti {
fn cttz16(x: i16) -> i16;
fn cttz32(x: i32) -> i32;
fn cttz64(x: i64) -> i64;
fn bswap16(x: i16) -> i16;
fn bswap32(x: i32) -> i32;
fn bswap64(x: i64) -> i64;
}
fn main() {
@ -109,4 +113,8 @@ fn main() {
assert(cttz32(-1i32) == 0i32);
assert(cttz64(-1i64) == 0i64);
assert(bswap16(0x0A0Bi16) == 0x0B0Ai16);
assert(bswap32(0x0ABBCC0Di32) == 0x0DCCBB0Ai32);
assert(bswap64(0x0122334455667708i64) == 0x0877665544332201i64);
}