[RuntimeDyld][PowerPC] Fix a newly added test in r329355

[krasimir]

Summary

The bit widths are wrong.

[hans]

The error is visible here: http://lab.llvm.org:8011/builders/clang-x86-windows-msvc2015/builds/11251

[hans]

I don't know anything about this code, but it fixes the test failure locally. Krasimir, do you want to go ahead and commit this?

llvm/trunk/test/ExecutionEngine/RuntimeDyld/PowerPC/ppc64_elf.s

# %bb.0:
   mflr 0
   std 0, 16(1)
   stdu 1, -32(1)
   .cfi_def_cfa_offset 32
   .cfi_offset lr, 16
 # rtdyld-check: (*{4}(stub_addr(ppc64_elf.o, .text, foo) +  0)) [15:0] = foo_gep [63:48]
 # rtdyld-check: (*{4}(stub_addr(ppc64_elf.o, .text, foo) +  4)) [15:0] = foo_gep [47:32]
 # rtdyld-check: (*{4}(stub_addr(ppc64_elf.o, .text, foo) + 12)) [15:0] = foo_gep [31:16]
-# rtdyld-check: (*{4}(stub_addr(ppc64_elf.o, .text, foo) + 16)) [15:0] = foo_gep [16:0]
+# rtdyld-check: (*{4}(stub_addr(ppc64_elf.o, .text, foo) + 16)) [15:0] = foo_gep [15:0]
 # rtdyld-check: decode_operand(foo_call, 0) = (stub_addr(ppc64_elf.o, .text, foo) - foo_call) >> 2
 foo_call:
   bl foo
   nop
   addi 1, 1, 32
   ld 0, 16(1)
   mtlr 0
   blr
   .long 0
   .quad 0
 .Lfunc_end0:
   .size bar, .Lfunc_end0-.Lfunc_begin0
   .cfi_endproc
                                         # -- End function
 
   .section  ".note.GNU-stack","",@progbits