ld/testsuite/ld-powerpc/tocopt.s

   1  .section .toc,"aw"
   2 x4t:
   3  .quad x4
   4 x5t:
   5  .quad x5
   6 x6t:
   7  .quad x6
   8
   9  .section .sdata,"aw"
  10 x1:
  11  .byte 1
  12 x2:
  13  .byte 2
  14 x3:
  15  .byte 3
  16 x4:
  17  .byte 4
  18 x5:
  19  .byte 5
  20 x6:
  21  .byte 6
  22
  23  .globl _start
  24  .text
  25 _start:
  26 # no need for got entry, optimise to nop,addi
  27 # note that due to unexpected toc/got insns the full optimisation is
  28 # not done.  see tocopt5 for test without unexpected insns.
  29  addis 9,2,x1@got@ha
  30  ld 9,x1@got@l(9)
  31 # must keep got entry, optimise to nop,addi,ld
  32  addis 4,2,x2@got@ha
  33  addi 5,4,x2@got@l
  34  ld 6,0(5)
  35 # must keep got entry, optimise to nop,li,ldx
  36  lis 29,x3@got@ha
  37  addi 29,29,x3@got@l
  38  ldx 3,2,29
  39
  40 # no need for toc entry, optimise to nop,addi
  41  addis 9,2,x4t@toc@ha
  42  ld 9,x4t@toc@l(9)
  43 # must keep toc entry, optimise to nop,addi,ld
  44 # if we had a reloc tying the ld to x5/x5t then we could throw away
  45 # the toc entry and optimise to nop,nop,addi
  46  addis 4,2,x5t@toc@ha
  47  addi 5,4,x5t@toc@l
  48  ld 6,0(5)
  49 # must keep toc entry, optimise to nop,li,ldx
  50  lis 29,x6t@toc@ha
  51  addi 29,29,x6t@toc@l
  52  ldx 3,2,29