[Bug rtl-optimization/101044] -ABS(A) produces two neg instructions

2021-06-29 Thread ubizjak at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101044 --- Comment #3 from Uroš Bizjak --- The compound nabs insn also needs to be handled in the STV pass.

[Bug rtl-optimization/101044] -ABS(A) produces two neg instructions

2021-06-29 Thread ubizjak at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101044 Uroš Bizjak changed: What|Removed |Added Last reconfirmed||2021-06-29 Ever confirmed|0

[Bug rtl-optimization/101044] -ABS(A) produces two neg instructions

2021-06-13 Thread ubizjak at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101044 --- Comment #1 from Uroš Bizjak --- The first neg also sets sign flag (SF) for the following CMOVS.