lld/test/ELF/ppc64-restgpr0.s

   1 # REQUIRES: ppc
   2 ## Test code sequences of synthesized _restgpr0_{14..31}
   3
   4 # RUN: llvm-mc -filetype=obj -triple=ppc64le %s -o %t14.o
   5 # RUN: ld.lld %t14.o -o %t14
   6 # RUN: llvm-objdump -d %t14 | FileCheck --check-prefix=R14 %s
   7
   8 # R14-LABEL: <_restgpr0_14>:
   9 # R14-NEXT:    ld 14, -144(1)
  10 # R14-NEXT:    ld 15, -136(1)
  11 # R14-EMPTY:
  12 # R14-NEXT:  <_restgpr0_16>:
  13 # R14-NEXT:    ld 16, -128(1)
  14 # R14:         ld 31, -8(1)
  15 # R14-NEXT:    ld 0, 16(1)
  16 # R14-NEXT:    mtlr 0
  17 # R14-NEXT:    blr
  18
  19 ## Don't synthesize _restgpr0_{14..30} because they are unused.
  20 # RUN: echo 'bl _restgpr0_31' | llvm-mc -filetype=obj -triple=ppc64 - -o %t31.o
  21 # RUN: ld.lld %t31.o -o %t31
  22 # RUN: llvm-objdump -d %t31 | FileCheck --check-prefix=R31 %s
  23
  24 # R31-LABEL: Disassembly of section .text:
  25 # R31-EMPTY:
  26 # R31-NEXT:  <_restgpr0_31>:
  27 # R31-NEXT:    ld 31, -8(1)
  28 # R31-NEXT:    ld 0, 16(1)
  29 # R31-NEXT:    mtlr 0
  30 # R31-NEXT:    blr
  31
  32 # RUN: echo 'bl _restgpr0_32' | llvm-mc -filetype=obj -triple=ppc64 - -o %t32.o
  33 # RUN: not ld.lld %t32.o -o /dev/null
  34
  35 .globl _start
  36 _start:
  37   bl _restgpr0_14
  38   bl _restgpr0_16