[Bug target/102758] [12 Regression] Failure to use registers optimally with return values (2 operands related)

2021-10-14 Thread pinskia at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102758 Andrew Pinski changed: What|Removed |Added Ever confirmed|0 |1 Last reconfirmed|

[Bug target/102758] [12 Regression] Failure to use registers optimally with return values (2 operands related and subreg)

2021-10-14 Thread pinskia at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102758 Andrew Pinski changed: What|Removed |Added Severity|normal |minor Keywords|needs-bisectio

[Bug target/102758] [12 Regression] Failure to use registers optimally with return values (2 operands related and subreg)

2021-10-14 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102758 Richard Biener changed: What|Removed |Added CC||rsandifo at gcc dot gnu.org --- Commen

[Bug target/102758] [12 Regression] Failure to use registers optimally with return values (2 operands related and subreg)

2021-12-03 Thread rsandifo at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102758 --- Comment #4 from rsandifo at gcc dot gnu.org --- (In reply to Richard Biener from comment #3) > Richard? How does the new fwprop behave wrt hardregs? It doesn't sound like this is new vs. old fwprop, since new fwprop was in GCC 11. General