Commit Graph

2 Commits

Author SHA1 Message Date
Qiu Chaofan c12722cde8 [PowerPC] Exploit RLDIMI for OR with large immediates
This patch exploits rldimi instruction for patterns like
`or %a, 0b000011110000`, which saves number of instructions when the
operand has only one use, compared with `li-ori-sldi-or`.

Reviewed By: nemanjai

Differential Revision: https://reviews.llvm.org/D77850
2020-04-22 14:16:52 +08:00
Qiu Chaofan 9aa884ccc2 [NFC] [PowerPC] Update and add tests for ori
Use script to update test for ori with 32-bit imms, and add test for
ori with 64-bit imms.
2020-03-30 17:46:12 +08:00