Re: [PATCH] Add RTX codes for BITREVERSE and COPYSIGN.

2023-05-11 Thread Richard Sandiford via Gcc-patches
"Roger Sayle" writes: > An analysis of backend UNSPECs reveals that two of the most common UNSPECs > across target backends are for copysign and bit reversal. This patch > adds RTX codes for these expressions to allow their representation to > be standardized, and them to optimized by the

Re: [PATCH] Add RTX codes for BITREVERSE and COPYSIGN.

2023-05-09 Thread Joseph Myers
On Sat, 6 May 2023, Roger Sayle wrote: > An analysis of backend UNSPECs reveals that two of the most common UNSPECs > across target backends are for copysign and bit reversal. This patch > adds RTX codes for these expressions to allow their representation to > be standardized, and them to

[PATCH] Add RTX codes for BITREVERSE and COPYSIGN.

2023-05-06 Thread Roger Sayle
An analysis of backend UNSPECs reveals that two of the most common UNSPECs across target backends are for copysign and bit reversal. This patch adds RTX codes for these expressions to allow their representation to be standardized, and them to optimized by the middle-end RTL optimizers. This