[Bug target/111581] [arm-none-eabi-gcc] / suboptimal optimization / uxth/sxth

2023-09-25 Thread cptarse-luke at yahoo dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111581 Luke changed: What|Removed |Added Status|WAITING |RESOLVED Resolution|---

[Bug target/111581] [arm-none-eabi-gcc] / suboptimal optimization / uxth/sxth

2023-09-24 Thread pinskia at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111581 Andrew Pinski changed: What|Removed |Added Status|UNCONFIRMED |WAITING Last reconfirmed|

[Bug target/111581] [arm-none-eabi-gcc] / suboptimal optimization / uxth/sxth

2023-09-24 Thread cptarse-luke at yahoo dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111581 --- Comment #1 from Luke --- in the unsigned case: furthermore the ldrh already cleared the high half-word, so that a uxth would be superfluous, even if there would be a subsequent str...