gas/testsuite/gas/arm/archv6t2-bad.s

   1         @ We do not bother testing simple cases, e.g. immediates where
   2         @ registers belong, trailing junk at end of line.
   3         .text
   4 x:
   5         @ pc not allowed
   6         bfc     pc,#0,#1
   7         bfi     pc,r0,#0,#1
   8         movw    pc,#0
   9         movt    pc,#0
  10
  11         @ bitfield range limits
  12         bfc     r0,#0,#0
  13         bfc     r0,#32,#0
  14         bfc     r0,#0,#33
  15         bfc     r0,#33,#1
  16         bfc     r0,#32,#1
  17         bfc     r0,#28,#10
  18
  19         bfi     r0,r1,#0,#0
  20         bfi     r0,r1,#32,#0
  21         bfi     r0,r1,#0,#33
  22         bfi     r0,r1,#33,#1
  23         bfi     r0,r1,#32,#1
  24         bfi     r0,r1,#28,#10
  25
  26         sbfx    r0,r1,#0,#0
  27         sbfx    r0,r1,#32,#0
  28         sbfx    r0,r1,#0,#33
  29         sbfx    r0,r1,#33,#1
  30         sbfx    r0,r1,#32,#1
  31         sbfx    r0,r1,#28,#10
  32
  33         ubfx    r0,r1,#0,#0
  34         ubfx    r0,r1,#32,#0
  35         ubfx    r0,r1,#0,#33
  36         ubfx    r0,r1,#33,#1
  37         ubfx    r0,r1,#32,#1
  38         ubfx    r0,r1,#28,#10
  39
  40         @ bfi accepts only #0 in Rm position
  41         bfi     r0,#1,#2,#3
  42
  43         @ mov16 range limits
  44         movt    r0,#65537
  45         movw    r0,#65537
  46         movt    r0,#-1
  47         movw    r0,#-1
  48
  49         @ ldsttv4 Rd == Rn (warning)
  50         ldrht   r0,[r0]
  51         ldrsbt  r0,[r0]
  52         ldrsht  r0,[r0]
  53         strht   r0,[r0]
  54
  55         @ Bug reported by user.  GAS used to issue an error message
  56         @ "r15 not allowed here" for these two instructions because
  57         @ it thought that the "r2" operand was a PC-relative branch
  58         @ to a label called "r2".
  59         ldrex   r0, r2
  60         strex   r1, r0, r2
  61