[Bug rtl-optimization/101939] Register spilling when zero initialization of ymm array is defered past the declaration point.

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101939 --- Comment #1 from Tomasz Sobczyk --- Created attachment 51309 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=51309&action=edit Minimal reproducible example

[Bug rtl-optimization/101939] New: Register spilling when zero initialization of ymm array is defered past the declaration point.

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101939 Bug ID: 101939 Summary: Register spilling when zero initialization of ymm array is defered past the declaration point. Product: gcc Version: 11.2.0 Status: UNCONFIRMED

[Bug rtl-optimization/101693] Terrible SIMD register allocation with a tight loop operating on 8 registers.

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101693 --- Comment #1 from Tomasz Sobczyk --- PS. when #define USE_VNNI is commented out it exhibits similar behaviour to https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80283

[Bug rtl-optimization/101693] New: Terrible SIMD register allocation with a tight loop operating on 8 registers.

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101693 Bug ID: 101693 Summary: Terrible SIMD register allocation with a tight loop operating on 8 registers. Product: gcc Version: 11.2.0 Status: UNCONFIRMED Severity