https://bugs.llvm.org/show_bug.cgi?id=36887
Bug ID: 36887
Summary: [X86] Vector extract instructions marked as Ld and
WriteRMW
Product: libraries
Version: trunk
Hardware: PC
OS: All
Status: NEW
Severity: enhancement
Priority: P
Component: Backend: X86
Assignee: unassignedb...@nondot.org
Reporter: craig.top...@gmail.com
CC: llvm-bugs@lists.llvm.org
For example
PEXTRBmr has WriteShuffleLd WriteRMW
But the instruction doesn't load anything.
Affected instructions
EXTRACTPSmr
PEXTRBmr
PEXTRDmr
PEXTRQmr
PEXTRWmr
VCVTPS2PHYmr
VCVTPS2PHmr
VEXTRACTPSmr
VPEXTRBZmr
VPEXTRBmr
VPEXTRDZmr
VPEXTRDmr
VPEXTRQZmr
VPEXTRQmr
VPEXTRWZmr
VPEXTRWmr
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