test/MC/ELF/align-nops.s

   1 // RUN: llvm-mc -filetype=obj -triple x86_64-pc-linux-gnu %s -o - | llvm-readobj -s -sd | FileCheck %s
   2
   3 // Test that we get optimal nops in text
   4     .text
   5 f0:
   6     .long 0
   7     .align  8, 0x00000090
   8     .long 0
   9     .align  8
  10
  11 // But not in another section
  12     .data
  13     .long 0
  14     .align  8, 0x00000090
  15     .long 0
  16     .align  8
  17
  18 // CHECK:        Section {
  19 // CHECK:          Name: .text
  20 // CHECK-NEXT:     Type: SHT_PROGBITS
  21 // CHECK-NEXT:     Flags [
  22 // CHECK-NEXT:       SHF_ALLOC
  23 // CHECK-NEXT:       SHF_EXECINSTR
  24 // CHECK-NEXT:     ]
  25 // CHECK-NEXT:     Address:
  26 // CHECK-NEXT:     Offset:
  27 // CHECK-NEXT:     Size: 16
  28 // CHECK-NEXT:     Link: 0
  29 // CHECK-NEXT:     Info: 0
  30 // CHECK-NEXT:     AddressAlignment: 8
  31 // CHECK-NEXT:     EntrySize: 0
  32 // CHECK-NEXT:     SectionData (
  33 // CHECK-NEXT:       0000: 00000000 0F1F4000 00000000 0F1F4000
  34 // CHECK-NEXT:     )
  35 // CHECK-NEXT:   }
  36
  37 // CHECK:        Section {
  38 // CHECK:          Name: .data
  39 // CHECK-NEXT:     Type: SHT_PROGBITS
  40 // CHECK-NEXT:     Flags [
  41 // CHECK-NEXT:       SHF_ALLOC
  42 // CHECK-NEXT:       SHF_WRITE
  43 // CHECK-NEXT:     ]
  44 // CHECK-NEXT:     Address:
  45 // CHECK-NEXT:     Offset:
  46 // CHECK-NEXT:     Size: 16
  47 // CHECK-NEXT:     Link: 0
  48 // CHECK-NEXT:     Info: 0
  49 // CHECK-NEXT:     AddressAlignment: 8
  50 // CHECK-NEXT:     EntrySize: 0
  51 // CHECK-NEXT:     SectionData (
  52 // CHECK-NEXT:       0000: 00000000 90909090 00000000 00000000
  53 // CHECK-NEXT:     )
  54 // CHECK-NEXT:   }