gas/testsuite/gas/arm/group-reloc-ldrs-encoding-bad.s

   1 @ Tests that are meant to fail during encoding of LDRS group relocations.
   2
   3         .text
   4
   5         .macro ldrtest2 load sym offset
   6
   7         \load   r0, [r0, #:pc_g1:(\sym \offset)]
   8         \load   r0, [r0, #:pc_g2:(\sym \offset)]
   9         \load   r0, [r0, #:sb_g0:(\sym \offset)]
  10         \load   r0, [r0, #:sb_g1:(\sym \offset)]
  11         \load   r0, [r0, #:sb_g2:(\sym \offset)]
  12
  13         .endm
  14
  15         .macro ldrtest load store sym offset
  16
  17         ldrtest2 \load \sym \offset
  18
  19         \store  r0, [r0, #:pc_g1:(\sym \offset)]
  20         \store  r0, [r0, #:pc_g2:(\sym \offset)]
  21         \store  r0, [r0, #:sb_g0:(\sym \offset)]
  22         \store  r0, [r0, #:sb_g1:(\sym \offset)]
  23         \store  r0, [r0, #:sb_g2:(\sym \offset)]
  24
  25         .endm
  26
  27 @ LDRD/STRD/LDRH/STRH/LDRSH/LDRSB only have 8 bits available for the
  28 @ magnitude of the addend.  So these should all (just) fail.
  29
  30         ldrtest ldrd strd f "+ 256"
  31         ldrtest ldrh strh f "+ 256"
  32         ldrtest2 ldrsh f "+ 256"
  33         ldrtest2 ldrsb f "+ 256"
  34
  35         ldrtest ldrd strd f "- 256"
  36         ldrtest ldrh strh f "- 256"
  37         ldrtest2 ldrsh f "- 256"
  38         ldrtest2 ldrsb f "- 256"
  39
  40 @ The same as the above, but for a local symbol.
  41
  42         ldrtest ldrd strd localsym "+ 256"
  43         ldrtest ldrh strh localsym "+ 256"
  44         ldrtest2 ldrsh localsym "+ 256"
  45         ldrtest2 ldrsb localsym "+ 256"
  46
  47         ldrtest ldrd strd localsym "- 256"
  48         ldrtest ldrh strh localsym "- 256"
  49         ldrtest2 ldrsh localsym "- 256"
  50         ldrtest2 ldrsb localsym "- 256"
  51
  52 localsym:
  53         mov     r0, #0
  54