P4
I noticed that:
private static int test1(int i) {
return ((i * 1024) * 1024);
}
is compiled down to:
(LShiftI (LShiftI Parm #10) #10)
when it could be:
(LShiftI Parm #20)
I suppose there are other missing similar transformations with shift variants and multiplication.
private static int test1(int i) {
return ((i * 1024) * 1024);
}
is compiled down to:
(LShiftI (LShiftI Parm #10) #10)
when it could be:
(LShiftI Parm #20)
I suppose there are other missing similar transformations with shift variants and multiplication.
- causes
-
JDK-8353345 C2 asserts because maskShiftAmount modifies node without deleting the hash
-
- In Progress
-
- links to
-
Commit(master)
openjdk/jdk/bdcac986
-
Review(master)
openjdk/jdk/23728