1
0
mirror of https://github.com/RPCS3/llvm-mirror.git synced 2025-02-01 05:01:59 +01:00
Andrea Di Biagio bfbd45c5ba [X86] Add llvm-mca tests that show how operand latency is wrongly computed for SSE sqrtss/sd and rcpss.
According to the timeline view, sqrtss/sd/rcpss start executing before the load
address for the memory operand is available.
This problem is caused by the presence of a ReadAfterLd (a ReadAdvance). Those
unary operations should not specify a ReadAdvance at all.

llvm-svn: 341213
2018-08-31 14:12:13 +00:00
..