llvm/test/MC/Hexagon/multiple-pc4.s

   1 # RUN: llvm-mc -triple=hexagon -filetype=asm %s 2>%t; FileCheck --implicit-check-not=error: %s <%t
   2
   3 # Check that multiple changes to a predicate in a packet are caught.
   4
   5         { p0 = cmp.eq (r0, r0); p3:0 = r0 }
   6 # CHECK: rror: register {{.+}} modified more than once
   7
   8         { p0 = cmp.eq (r0, r0); c4 = r0 }
   9 # CHECK: rror: register {{.+}} modified more than once
  10
  11         p3:0 = r9
  12 # CHECK-NOT: rror: register {{.+}} modified more than once
  13
  14 # Multiple writes to the same predicate register are permitted:
  15
  16         { p0 = cmp.eq (r0, r0); p0 = and(p1, p2) }
  17 # CHECK-NOT: rror: register {{.+}} modified more than once