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8283894: Intrinsify compress and expand bits on x86

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Reviewed-by: psandoz, sviswanathan, jrose, kvn
This commit is contained in:
Jatin Bhateja 2022-06-06 00:37:54 +00:00
parent ebc012ece2
commit f347ff9986
20 changed files with 1115 additions and 30 deletions
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4
src/java.base/share/classes/java/lang/Integer.java
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@ -1839,7 +1839,7 @@ public final class Integer extends Number
* @see #expand
* @since 19
*/
// @IntrinsicCandidate
@IntrinsicCandidate
public static int compress(int i, int mask) {
// See Hacker's Delight (2nd ed) section 7.4 Compress, or Generalized Extract
@ -1927,7 +1927,7 @@ public final class Integer extends Number
* @see #compress
* @since 19
*/
// @IntrinsicCandidate
@IntrinsicCandidate
public static int expand(int i, int mask) {
// Save original mask
int originalMask = mask;