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(parent: 34fb264) | patch
[x86] add test for WriteZero sched class instructions; NFC
authorSanjay Patel <spatel@rotateright.com>
Tue, 13 Mar 2018 19:20:01 +0000 (19:20 +0000)
committerSanjay Patel <spatel@rotateright.com>
Tue, 13 Mar 2018 19:20:01 +0000 (19:20 +0000)
commitbb45cc126d7e8f61674db3fa0230a03ffa7f6ff8
treeb1e93d0c894f043f7dd378dadd8607951124ba69tree | snapshot
parent34fb26456b6f5503ece10548d904babb0b65328acommit | diff
[x86] add test for WriteZero sched class instructions; NFC

Nops should have zero latency because there is no result.
Idioms like 'xorps xmm0, xmm0' may have zero latency because
they are handled without using an execution unit.

llvm-svn: 327435
llvm/test/CodeGen/X86/sse-schedule.ll diff | blob | history
Domain: System / Toolchain;