On 9/12/23 13:09, Jivan Hakobyan via Gcc-patches wrote:
In the case when we have C code like this
int foo (int a) {
return 100 & ~a;
}
GCC generates the following instruction sequence
foo:
not a0,a0
andia0,a0,100
ret
This patch replaces that with this sequence
In the case when we have C code like this
int foo (int a) {
return 100 & ~a;
}
GCC generates the following instruction sequence
foo:
not a0,a0
andia0,a0,100
ret
This patch replaces that with this sequence
foo:
li a5,100
andn a0,a5,a0
ret
The profitabili
