[PATCH] D39976: [AArch64] Consider the cost model when folding loads and stores

[Evandro Menezes via Phabricator via llvm-commits]

evandro added a comment.

Here are some results I got on a Juno board with {{-mcpu=cortex-a57}}:

| SPECint2000 | %    |
| ----------- | ---- |
| 164.gzip    | 0.0  |
| 175.vpr     | -0.4 |
| 176.gcc     | 0.0  |
| 177.mesa    | 0.8  |
| 179.art     | 0.1  |
| 181.mcf     | -0.3 |
| 183.equake  | 0.9  |
| 186.crafty  | 0.8  |
| 188.ammp    | 0.0  |
| 197.parser  | 0.3  |
| 252.eon     | -0.2 |
| 253.perlbmk | -0.2 |
| 254.gap     | 0.1  |
| 255.vortex  | 0.0  |
| 256.bzip2   | 0.5  |
| 300.twolf   | 5.1  |
|


Repository:
  rL LLVM

https://reviews.llvm.org/D39976