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Diffstat (limited to 'results/scraper/fex/4589')
| -rw-r--r-- | results/scraper/fex/4589 | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/results/scraper/fex/4589 b/results/scraper/fex/4589 new file mode 100644 index 000000000..0f7ac43ae --- /dev/null +++ b/results/scraper/fex/4589 @@ -0,0 +1,4 @@ +pusha/popa family generates incorrect code +Noticed in https://github.com/FEX-Emu/FEX/pull/4585 that these family of instructions are moving the SP to a temporary register and doing push/pop operations on the temporary and then moving the SP set to the end. + +If an async signal landed in the middle of that instruction then Linux async signal handling would corrupt the guest stack since it assumes correct guest SP at all times. \ No newline at end of file |