[Bug target/98792] Fail to use SHRN instructions for narrowing shift on aarch64

2023-12-15 Thread pinskia at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98792 Andrew Pinski changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug target/98792] Fail to use SHRN instructions for narrowing shift on aarch64

2021-09-02 Thread pinskia at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98792 --- Comment #3 from Andrew Pinski --- We do produce shrn2 but not shrn now: .L2: ldp q0, q1, [x0] add x0, x0, 32 ushrv0.4s, v0.4s, 3 xtn v0.4h, v0.4s shrn2 v0.8h, v1.4s, 3 str

[Bug target/98792] Fail to use SHRN instructions for narrowing shift on aarch64

2021-03-06 Thread pinskia at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98792 Andrew Pinski changed: What|Removed |Added Last reconfirmed||2021-03-07

[Bug target/98792] Fail to use SHRN instructions for narrowing shift on aarch64

2021-01-22 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98792 Richard Biener changed: What|Removed |Added Blocks||53947 --- Comment #1 from Richard