test/MC/ARM/eh-compact-pr0.s

   1 @ RUN: llvm-mc %s -triple=armv7-unknown-linux-gnueabi -filetype=obj -o - \
   2 @ RUN:   | llvm-readobj -S --sd --sr > %t
   3 @ RUN: FileCheck %s < %t
   4 @ RUN: FileCheck --check-prefix=RELOC %s < %t
   5
   6 @ Check the compact pr0 model
   7
   8         .syntax unified
   9
  10         .section        .TEST1
  11         .globl  func1
  12         .align  2
  13         .type   func1,%function
  14 func1:
  15         .fnstart
  16         .save   {r11, lr}
  17         push    {r11, lr}
  18         .setfp  r11, sp
  19         mov     r11, sp
  20         pop     {r11, lr}
  21         mov     pc, lr
  22         .fnend
  23
  24         .section        .TEST2
  25         .globl  func2
  26         .align  2
  27         .type   func2,%function
  28 func2:
  29         .fnstart
  30         .save   {r11, lr}
  31         push    {r11, lr}
  32         pop     {r11, pc}
  33         .fnend
  34
  35
  36
  37 @-------------------------------------------------------------------------------
  38 @ Check .TEST1 section
  39 @-------------------------------------------------------------------------------
  40 @ CHECK: Sections [
  41 @ CHECK:   Section {
  42 @ CHECK:     Name: .TEST1
  43 @ CHECK:     SectionData (
  44 @ CHECK:       0000: 00482DE9 0DB0A0E1 0048BDE8 0EF0A0E1  |.H-......H......|
  45 @ CHECK:     )
  46 @ CHECK:   }
  47
  48
  49 @-------------------------------------------------------------------------------
  50 @ Check .ARM.exidx.TEST1 section
  51 @-------------------------------------------------------------------------------
  52 @ CHECK:   Section {
  53 @ CHECK:     Name: .ARM.exidx.TEST1
  54 @-------------------------------------------------------------------------------
  55 @ 0x80   = Compact model 0, personality routine: __aeabi_unwind_cpp_pr0
  56 @ 0x9B   = $sp can be found in $r11
  57 @ 0x8480 = pop {r11, r14}
  58 @-------------------------------------------------------------------------------
  59 @ CHECK:     SectionData (
  60 @ CHECK:       0000: 00000000 80849B80                    |........|
  61 @ CHECK:     )
  62 @ CHECK:   }
  63 @-------------------------------------------------------------------------------
  64 @ The first word should be relocated to .TEST1 section.  Besides, there is
  65 @ another relocation entry for __aeabi_unwind_cpp_pr0, so that the linker
  66 @ will keep __aeabi_unwind_cpp_pr0.
  67 @-------------------------------------------------------------------------------
  68 @ RELOC:   Section {
  69 @ RELOC:     Name: .rel.ARM.exidx.TEST1
  70 @ RELOC:     Relocations [
  71 @ RELOC:       0x0 R_ARM_NONE __aeabi_unwind_cpp_pr0 0x0
  72 @ RELOC:       0x0 R_ARM_PREL31 .TEST1 0x0
  73 @ RELOC:     ]
  74 @ RELOC:   }
  75
  76
  77 @-------------------------------------------------------------------------------
  78 @ Check .TEST2 section
  79 @-------------------------------------------------------------------------------
  80 @ CHECK:   Section {
  81 @ CHECK:     Name: .TEST2
  82 @ CHECK:     SectionData (
  83 @ CHECK:       0000: 00482DE9 0088BDE8                    |.H-.....|
  84 @ CHECK:     )
  85 @ CHECK:   }
  86 @-------------------------------------------------------------------------------
  87 @ Check .ARM.exidx.TEST1 section
  88 @-------------------------------------------------------------------------------
  89 @ CHECK:   Section {
  90 @ CHECK:     Name: .ARM.exidx.TEST2
  91 @-------------------------------------------------------------------------------
  92 @ 0x80   = Compact model 0, personality routine: __aeabi_unwind_cpp_pr0
  93 @ 0x8480 = pop {r11, r14}
  94 @ 0xB0   = finish
  95 @-------------------------------------------------------------------------------
  96 @ CHECK:     SectionData (
  97 @ CHECK:       0000: 00000000 B0808480                    |........|
  98 @ CHECK:     )
  99 @ CHECK:   }
 100 @-------------------------------------------------------------------------------
 101 @ The first word should be relocated to .TEST2 section.  Besides, there is
 102 @ another relocation entry for __aeabi_unwind_cpp_pr0, so that the linker
 103 @ will keep __aeabi_unwind_cpp_pr0.
 104 @-------------------------------------------------------------------------------
 105 @ RELOC:   Section {
 106 @ RELOC:     Name: .rel.ARM.exidx.TEST2
 107 @ RELOC:     Relocations [
 108 @ RELOC:       0x0 R_ARM_NONE __aeabi_unwind_cpp_pr0 0x0
 109 @ RELOC:       0x0 R_ARM_PREL31 .TEST2 0x0
 110 @ RELOC:     ]
 111 @ RELOC:   }