lld/test/ELF/segments.s

   1 # REQUIRES: x86
   2 # RUN: rm -rf %t && split-file %s %t && cd %t
   3 # RUN: llvm-mc -filetype=obj -triple=x86_64 a.s -o a.o
   4
   5 # RUN: ld.lld a.o -o a
   6 # RUN: llvm-readelf -l a | FileCheck --check-prefix=ROSEGMENT %s
   7 # RUN: ld.lld --no-rosegment --rosegment a.o -o - | cmp - a
   8 # RUN: ld.lld --omagic --no-omagic a.o -o - | cmp - a
   9
  10 # ROSEGMENT:       Type           Offset   VirtAddr           PhysAddr           FileSiz  MemSiz   Flg Align
  11 # ROSEGMENT-NEXT:  PHDR           0x000040 0x0000000000200040 0x0000000000200040 0x000118 0x000118 R   0x8
  12 # ROSEGMENT-NEXT:  LOAD           0x000000 0x0000000000200000 0x0000000000200000 0x00015b 0x00015b R   0x1000
  13 # ROSEGMENT-NEXT:  LOAD           0x00015c 0x000000000020115c 0x000000000020115c 0x000003 0x000003 R E 0x1000
  14 # ROSEGMENT-NEXT:  LOAD           0x00015f 0x000000000020215f 0x000000000020215f 0x000002 0x000002 RW  0x1000
  15 # ROSEGMENT-NEXT:  GNU_STACK      0x000000 0x0000000000000000 0x0000000000000000 0x000000 0x000000 RW  0
  16
  17 # RUN: ld.lld --rosegment a.o -T a.lds -o ro1
  18 # RUN: llvm-readelf -l ro1 | FileCheck --check-prefix=ROSEGMENT1 %s
  19
  20 # ROSEGMENT1:       Type           Offset   VirtAddr           PhysAddr           FileSiz  MemSiz   Flg Align
  21 # ROSEGMENT1-NEXT:  LOAD           0x001000 0x0000000000000000 0x0000000000000000 0x000001 0x000001 R   0x1000
  22 # ROSEGMENT1-NEXT:  LOAD           0x001004 0x0000000000000004 0x0000000000000004 0x000002 0x000002 R E 0x1000
  23 # ROSEGMENT1-NEXT:  LOAD           0x001006 0x0000000000000006 0x0000000000000006 0x000001 0x000001 RW  0x1000
  24 # ROSEGMENT1-NEXT:  LOAD           0x001007 0x0000000000000007 0x0000000000000007 0x000001 0x000001 R E 0x1000
  25 # ROSEGMENT1-NEXT:  LOAD           0x001008 0x0000000000000008 0x0000000000000008 0x000001 0x000001 R   0x1000
  26 # ROSEGMENT1-NEXT:  LOAD           0x001009 0x0000000000000009 0x0000000000000009 0x000001 0x000001 RW  0x1000
  27 # ROSEGMENT1-NEXT:  LOAD           0x00100a 0x000000000000000a 0x000000000000000a 0x000001 0x000001 R   0x1000
  28 # ROSEGMENT1-NEXT:  GNU_STACK      0x000000 0x0000000000000000 0x0000000000000000 0x000000 0x000000 RW  0
  29
  30 # RUN: ld.lld --no-rosegment a.o -o noro
  31 # RUN: llvm-readelf -l noro | FileCheck --check-prefix=NOROSEGMENT %s
  32
  33 # NOROSEGMENT:       Type           Offset   VirtAddr           PhysAddr           FileSiz  MemSiz   Flg Align
  34 # NOROSEGMENT-NEXT:  PHDR           0x000040 0x0000000000200040 0x0000000000200040 0x0000e0 0x0000e0 R   0x8
  35 # NOROSEGMENT-NEXT:  LOAD           0x000000 0x0000000000200000 0x0000000000200000 0x000127 0x000127 R E 0x1000
  36 # NOROSEGMENT-NEXT:  LOAD           0x000127 0x0000000000201127 0x0000000000201127 0x000002 0x000002 RW  0x1000
  37 # NOROSEGMENT-NEXT:  GNU_STACK      0x000000 0x0000000000000000 0x0000000000000000 0x000000 0x000000 RW  0
  38
  39 # RUN: ld.lld --no-rosegment a.o -T a.lds -o noro1
  40 # RUN: llvm-readelf -l noro1 | FileCheck --check-prefix=NOROSEGMENT1 %s
  41
  42 # NOROSEGMENT1:       Type           Offset   VirtAddr           PhysAddr           FileSiz  MemSiz   Flg Align
  43 # NOROSEGMENT1-NEXT:  LOAD           0x001000 0x0000000000000000 0x0000000000000000 0x000006 0x000006 R E 0x1000
  44 # NOROSEGMENT1-NEXT:  LOAD           0x001006 0x0000000000000006 0x0000000000000006 0x000001 0x000001 RW  0x1000
  45 # NOROSEGMENT1-NEXT:  LOAD           0x001007 0x0000000000000007 0x0000000000000007 0x000002 0x000002 R E 0x1000
  46 # NOROSEGMENT1-NEXT:  LOAD           0x001009 0x0000000000000009 0x0000000000000009 0x000001 0x000001 RW  0x1000
  47 # NOROSEGMENT1-NEXT:  LOAD           0x00100a 0x000000000000000a 0x000000000000000a 0x000001 0x000001 R   0x1000
  48 # NOROSEGMENT1-NEXT:  GNU_STACK      0x000000 0x0000000000000000 0x0000000000000000 0x000000 0x000000 RW  0
  49
  50 # RUN: ld.lld -N a.o -o omagic
  51 # RUN: llvm-readelf -l omagic | FileCheck --check-prefix=OMAGIC %s
  52 # RUN: ld.lld --omagic a.o -o - | cmp - omagic
  53
  54 # OMAGIC:       Type           Offset   VirtAddr           PhysAddr           FileSiz  MemSiz   Flg Align
  55 # OMAGIC-NEXT:  LOAD           0x0000b0 0x00000000002000b0 0x00000000002000b0 0x000009 0x000009 RWE 0x4
  56 # OMAGIC-NEXT:  GNU_STACK      0x000000 0x0000000000000000 0x0000000000000000 0x000000 0x000000 RW  0
  57
  58 # RUN: ld.lld -n a.o -o nmagic
  59 # RUN: llvm-readelf -l nmagic | FileCheck --check-prefix=NMAGIC %s
  60 # RUN: ld.lld --nmagic a.o -o - | cmp nmagic -
  61
  62 # NMAGIC:       Type           Offset   VirtAddr           PhysAddr           FileSiz  MemSiz   Flg Align
  63 # NMAGIC-NEXT:  LOAD           0x000120 0x0000000000200120 0x0000000000200120 0x000003 0x000003 R   0x1
  64 # NMAGIC-NEXT:  LOAD           0x000124 0x0000000000200124 0x0000000000200124 0x000003 0x000003 R E 0x4
  65 # NMAGIC-NEXT:  LOAD           0x000127 0x0000000000200127 0x0000000000200127 0x000002 0x000002 RW  0x1
  66 # NMAGIC-NEXT:  GNU_STACK      0x000000 0x0000000000000000 0x0000000000000000 0x000000 0x000000 RW  0
  67
  68 #--- a.s
  69 .global _start
  70 _start:
  71  nop
  72
  73 .section .ro1,"a"; .byte 1
  74 .section .rw1,"aw"; .byte 3
  75 .section .rx1,"ax"; .byte 2
  76
  77 .section .ro2,"a"; .byte 1
  78 .section .rw2,"aw"; .byte 3
  79 .section .rx2,"ax"; .byte 2
  80
  81 .section .ro3,"a"; .byte 1
  82
  83 #--- a.lds
  84 SECTIONS {
  85   .ro1 : {}
  86   .text : {}
  87   .rx1 : {}
  88   .rw1 : {}
  89   .rx2 : {}
  90   .ro2 : {}
  91   .rw2 : {}
  92   .ro3 : {}
  93 }