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/3850 | |
| parent | 63d2e9d409831aa8582787234cae4741847504b7 (diff) | |
| download | qemu-analysis-main.tar.gz qemu-analysis-main.zip | |
Diffstat (limited to 'results/scraper/fex/3850')
| -rw-r--r-- | results/scraper/fex/3850 | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/results/scraper/fex/3850 b/results/scraper/fex/3850 new file mode 100644 index 000000000..3fda835e4 --- /dev/null +++ b/results/scraper/fex/3850 @@ -0,0 +1,2 @@ +MMX/x87 interaction is subtly broken +MMX is supposed to set the upper bits of the 80-bit x87 register to -1, and also supposed to set certain x87 flags. FEX isn't doing either. I don't know of any applications that rely on this behaviour, but Intel documents it explicitly. \ No newline at end of file |