diff options
| author | Christian Krinitsin <mail@krinitsin.com> | 2025-07-17 09:10:43 +0200 |
|---|---|---|
| committer | Christian Krinitsin <mail@krinitsin.com> | 2025-07-17 09:10:43 +0200 |
| commit | f2ec263023649e596c5076df32c2d328bc9393d2 (patch) | |
| tree | 5dd86caab46e552bd2e62bf9c4fb1a7504a44db4 /results/scraper/fex/3829 | |
| parent | 63d2e9d409831aa8582787234cae4741847504b7 (diff) | |
| download | qemu-analysis-main.tar.gz qemu-analysis-main.zip | |
Diffstat (limited to 'results/scraper/fex/3829')
| -rw-r--r-- | results/scraper/fex/3829 | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/results/scraper/fex/3829 b/results/scraper/fex/3829 new file mode 100644 index 000000000..674c477aa --- /dev/null +++ b/results/scraper/fex/3829 @@ -0,0 +1,4 @@ +AVX128: vpgatherdd/vgatherdps asimd fallbacks should be able to utilize SVE +The versions of vpgatherdd/vgatherdps that fallback to the ASIMD variant should be able to use the QPS variant of the gather load introduced in #3826. + +Gets a bit spicy with the 256-bit destination and 256-bit source versions. I believe we need to sign extend the addr elements to 64-bit, effectively generating 512-bits of address vectors. So it won't be as efficient as the other versions but a heck of a lot better than ASIMD fallback. \ No newline at end of file |