lld/test/ELF/arm-thumb-thunk-symbols.s

   1 // REQUIRES: arm
   2 // RUN: llvm-mc -arm-add-build-attributes -filetype=obj -triple=armv7a-none-linux-gnueabi %s -o %t
   3 // RUN: ld.lld %t -o %t2
   4 // RUN: llvm-readobj --symbols %t2 | FileCheck %s
   5 // RUN: ld.lld --shared %t -o %t3
   6 // RUN: llvm-readobj --symbols %t3 | FileCheck -check-prefix=CHECK-PI %s
   7
   8 // Check that the symbols generated for Thunks have the correct symbol type
   9 // of STT_FUNC and the correct value of bit 0 (0 for ARM 1 for Thumb)
  10  .syntax unified
  11  .section .text.thumb, "ax", %progbits
  12  .thumb
  13  .balign 0x1000
  14  .globl thumb_fn
  15  .type thumb_fn, %function
  16 thumb_fn:
  17  b.w arm_fn
  18
  19  .section .text.arm, "ax", %progbits
  20  .arm
  21  .balign 0x1000
  22  .globl arm_fn
  23  .type arm_fn, %function
  24 arm_fn:
  25  b thumb_fn
  26
  27 // CHECK:     Name: __Thumbv7ABSLongThunk_arm_fn
  28 // CHECK-NEXT:     Value: 0x22005
  29 // CHECK-NEXT:     Size: 10
  30 // CHECK-NEXT:    Binding: Local (0x0)
  31 // CHECK-NEXT:    Type: Function (0x2)
  32 // CHECK:     Name: __ARMv7ABSLongThunk_thumb_fn
  33 // CHECK-NEXT:     Value: 0x22010
  34 // CHECK-NEXT:     Size: 12
  35 // CHECK-NEXT:    Binding: Local (0x0)
  36 // CHECK-NEXT:    Type: Function (0x2)
  37
  38 // CHECK-PI:     Name: __ThumbV7PILongThunk_arm_fn
  39 // CHECK-PI-NEXT:     Value: 0x12005
  40 // CHECK-PI-NEXT:     Size: 12
  41 // CHECK-PI-NEXT:    Binding: Local (0x0)
  42 // CHECK-PI-NEXT:    Type: Function (0x2)