lld/test/ELF/magic-page-combo-warn.s

   1 # REQUIRES: x86
   2 # RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %s -o %t
   3
   4 # Test that we warn when a page size is set and paging is disabled by -n or -N.
   5
   6 # RUN: ld.lld -z max-page-size=0x10 -z common-page-size=0x10 -N %t -o %t2 2>&1 | FileCheck --check-prefix=WARN %s
   7 # RUN: llvm-readobj --program-headers %t2 | FileCheck --check-prefix=OMAGIC %s
   8 # RUN: ld.lld -z max-page-size=0x10 -z common-page-size=0x10 --omagic %t -o %t2  2>&1 | FileCheck --check-prefix=WARN %s
   9 # RUN: llvm-readobj --program-headers %t2 | FileCheck --check-prefix=OMAGIC %s
  10
  11 # WARN: ld.lld: warning: -z max-page-size set, but paging disabled by omagic or nmagic
  12 # WARN-NEXT: ld.lld: warning: -z common-page-size set, but paging disabled by omagic or nmagic
  13
  14 # OMAGIC:     ProgramHeader {
  15 # OMAGIC:      Type: PT_LOAD
  16 # OMAGIC-NEXT:   Offset: 0xB0
  17 # OMAGIC-NEXT:   VirtualAddress:
  18 # OMAGIC-NEXT:   PhysicalAddress:
  19 # OMAGIC-NEXT:   FileSize:
  20 # OMAGIC-NEXT:   MemSize:
  21 # OMAGIC-NEXT:   Flags [
  22 # OMAGIC-NEXT:     PF_R
  23 # OMAGIC-NEXT:     PF_W
  24 # OMAGIC-NEXT:     PF_X
  25 # OMAGIC-NEXT:   ]
  26 # OMAGIC-NEXT:   Alignment: 4
  27 # OMAGIC-NEXT: }
  28 # OMAGIC-NEXT: ProgramHeader {
  29 # OMAGIC-NEXT:   Type: PT_GNU_STACK
  30
  31 # RUN: ld.lld -z max-page-size=0x10 -z common-page-size=0x10 -n %t -o %t3  2>&1 | FileCheck --check-prefix=WARN %s
  32 # RUN: llvm-readobj --program-headers %t3 | FileCheck --check-prefix=NMAGIC %s
  33 # RUN: ld.lld -z max-page-size=0x10 -z common-page-size=0x10 --nmagic %t -o %t3  2>&1 | FileCheck --check-prefix=WARN %s
  34 # RUN: llvm-readobj --program-headers %t3 | FileCheck --check-prefix=NMAGIC %s
  35
  36 # NMAGIC:   ProgramHeader {
  37 # NMAGIC-NEXT:     Type: PT_LOAD
  38 # NMAGIC-NEXT:     Offset: 0x120
  39 # NMAGIC-NEXT:     VirtualAddress:
  40 # NMAGIC-NEXT:     PhysicalAddress:
  41 # NMAGIC-NEXT:     FileSize: 1
  42 # NMAGIC-NEXT:     MemSize: 1
  43 # NMAGIC-NEXT:     Flags [
  44 # NMAGIC-NEXT:       PF_R
  45 # NMAGIC-NEXT:     ]
  46 # NMAGIC-NEXT:     Alignment: 1
  47 # NMAGIC-NEXT:   }
  48 # NMAGIC-NEXT:   ProgramHeader {
  49 # NMAGIC-NEXT:     Type: PT_LOAD
  50 # NMAGIC-NEXT:     Offset: 0x124
  51 # NMAGIC-NEXT:     VirtualAddress:
  52 # NMAGIC-NEXT:     PhysicalAddress:
  53 # NMAGIC-NEXT:     FileSize: 2
  54 # NMAGIC-NEXT:     MemSize: 2
  55 # NMAGIC-NEXT:     Flags [
  56 # NMAGIC-NEXT:       PF_R
  57 # NMAGIC-NEXT:       PF_X
  58 # NMAGIC-NEXT:     ]
  59 # NMAGIC-NEXT:     Alignment: 4
  60 # NMAGIC-NEXT:   }
  61 # NMAGIC-NEXT:   ProgramHeader {
  62 # NMAGIC-NEXT:     Type: PT_LOAD (0x1)
  63 # NMAGIC-NEXT:     Offset: 0x126
  64 # NMAGIC-NEXT:     VirtualAddress:
  65 # NMAGIC-NEXT:     PhysicalAddress:
  66 # NMAGIC-NEXT:     FileSize: 1
  67 # NMAGIC-NEXT:     MemSize: 1
  68 # NMAGIC-NEXT:     Flags [
  69 # NMAGIC-NEXT:       PF_R
  70 # NMAGIC-NEXT:       PF_W
  71 # NMAGIC-NEXT:     ]
  72 # NMAGIC-NEXT:     Alignment: 1
  73 # NMAGIC-NEXT:   }
  74
  75 .global _start
  76 _start:
  77  nop
  78
  79 .section .ro,"a"
  80 nop
  81
  82 .section .rw,"aw"
  83 nop
  84
  85 .section .rx,"ax"
  86 nop