This is a new barrier which limits speculative execution of the
instructions following it.
Patch by Pablo Barrio!
Paths
| Differential D52476
[AArch64][v8.5A] Add speculation barrier to AArch64 instruction set ClosedPublic Authored by olista01 on Sep 25 2018, 7:16 AM.
Details Summary This is a new barrier which limits speculative execution of the Patch by Pablo Barrio!
Diff Detail
Event TimelineThis revision is now accepted and ready to land.Sep 26 2018, 7:55 AM This revision now requires changes to proceed.Sep 26 2018, 7:57 AM This revision is now accepted and ready to land.Sep 27 2018, 1:32 AM Closed by commit rL343211: [AArch64][v8.5A] Add speculation barrier to AArch64 instruction set (authored by olista01). · Explain WhySep 27 2018, 6:43 AM This revision was automatically updated to reflect the committed changes.
Revision Contents
Diff 167146 lib/Target/AArch64/AArch64.td
lib/Target/AArch64/AArch64InstrInfo.td
lib/Target/AArch64/AArch64Subtarget.h
test/MC/AArch64/armv8.5a-specctrl.s
test/MC/Disassembler/AArch64/armv8.5a-specctrl.txt
|