October 06, 2019
https://issues.dlang.org/show_bug.cgi?id=20273

          Issue ID: 20273
           Summary: inline asm - add `pause` opcode
           Product: D
           Version: D2
          Hardware: x86
                OS: All
            Status: NEW
          Severity: enhancement
          Priority: P1
         Component: dmd
          Assignee: nobody@puremagic.com
          Reporter: turkeyman@gmail.com

Please add the `pause` opcode to DMD's inline asm as a clear alternative to `rep; nop;`

--