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vlib: inline certain functions

This commit is contained in:
joe-conigliaro
2019-09-18 22:45:32 +10:00
committed by Alexander Medvednikov
parent 695d4018ea
commit f187c35fb2
2 changed files with 16 additions and 1 deletions

View File

@ -10,6 +10,7 @@ module bits
// To rotate x right by k bits, call rotate_left_8(x, -k).
//
// This function's execution time does not depend on the inputs.
[inline]
pub fn rotate_left_8(x byte, k int) byte {
n := byte(8)
s := byte(k) & byte(n - byte(1))
@ -20,6 +21,7 @@ pub fn rotate_left_8(x byte, k int) byte {
// To rotate x right by k bits, call rotate_left_16(x, -k).
//
// This function's execution time does not depend on the inputs.
[inline]
pub fn rotate_left_16(x u16, k int) u16 {
n := u16(16)
s := u16(k) & (n - u16(1))
@ -30,6 +32,7 @@ pub fn rotate_left_16(x u16, k int) u16 {
// To rotate x right by k bits, call rotate_left_32(x, -k).
//
// This function's execution time does not depend on the inputs.
[inline]
pub fn rotate_left_32(x u32, k int) u32 {
n := u32(32)
s := u32(k) & (n - u32(1))
@ -40,6 +43,7 @@ pub fn rotate_left_32(x u32, k int) u32 {
// To rotate x right by k bits, call rotate_left_64(x, -k).
//
// This function's execution time does not depend on the inputs.
[inline]
pub fn rotate_left_64(x u64, k int) u64 {
n := u64(64)
s := u64(k) & (n - u64(1))