lld/test/ELF/loongarch-relax-emit-relocs.s

   1 # REQUIRES: loongarch
   2 ## Test that we can handle --emit-relocs while relaxing.
   3
   4 # RUN: llvm-mc --filetype=obj --triple=loongarch32 --mattr=+relax %s -o %t.32.o
   5 # RUN: llvm-mc --filetype=obj --triple=loongarch64 --mattr=+relax %s -o %t.64.o
   6 # RUN: ld.lld -Ttext=0x10000 --emit-relocs %t.32.o -o %t.32
   7 # RUN: ld.lld -Ttext=0x10000 --emit-relocs %t.64.o -o %t.64
   8 # RUN: llvm-objdump -dr %t.32 | FileCheck %s
   9 # RUN: llvm-objdump -dr %t.64 | FileCheck %s
  10
  11 ## -r should keep original relocations.
  12 # RUN: ld.lld -r %t.64.o -o %t.64.r
  13 # RUN: llvm-objdump -dr %t.64.r | FileCheck %s --check-prefix=CHECKR
  14
  15 ## --no-relax should keep original relocations.
  16 ## TODO Due to R_LARCH_RELAX is not relaxed, it plays same as --relax now.
  17 # RUN: ld.lld -Ttext=0x10000 --emit-relocs --no-relax %t.64.o -o %t.64.norelax
  18 # RUN: llvm-objdump -dr %t.64.norelax | FileCheck %s
  19
  20 # CHECK:      00010000 <_start>:
  21 # CHECK-NEXT:   pcalau12i $a0, 0
  22 # CHECK-NEXT:     R_LARCH_PCALA_HI20 _start
  23 # CHECK-NEXT:     R_LARCH_RELAX *ABS*
  24 # CHECK-NEXT:   addi.{{[dw]}} $a0, $a0, 0
  25 # CHECK-NEXT:     R_LARCH_PCALA_LO12 _start
  26 # CHECK-NEXT:     R_LARCH_RELAX *ABS*
  27 # CHECK-NEXT:   nop
  28 # CHECK-NEXT:     R_LARCH_ALIGN *ABS*+0xc
  29 # CHECK-NEXT:   nop
  30 # CHECK-NEXT:   ret
  31
  32 # CHECKR:      <_start>:
  33 # CHECKR-NEXT:   pcalau12i $a0, 0
  34 # CHECKR-NEXT:     R_LARCH_PCALA_HI20 _start
  35 # CHECKR-NEXT:     R_LARCH_RELAX *ABS*
  36 # CHECKR-NEXT:   addi.d $a0, $a0, 0
  37 # CHECKR-NEXT:     R_LARCH_PCALA_LO12 _start
  38 # CHECKR-NEXT:     R_LARCH_RELAX *ABS*
  39 # CHECKR-NEXT:   nop
  40 # CHECKR-NEXT:     R_LARCH_ALIGN *ABS*+0xc
  41 # CHECKR-NEXT:   nop
  42 # CHECKR-NEXT:   nop
  43 # CHECKR-NEXT:   ret
  44
  45 .global _start
  46 _start:
  47   la.pcrel $a0, _start
  48   .p2align 4
  49   ret