lld/test/ELF/arm-thunk-largesection.s

   1 // REQUIRES: arm
   2 // RUN: llvm-mc -arm-add-build-attributes -filetype=obj -triple=thumbv7a-none-linux-gnueabi %s -o %t
   3 // RUN: ld.lld %t -o %t2
   4 // RUN: llvm-objdump --no-print-imm-hex -d --no-show-raw-insn --start-address=0x21000 --stop-address=0x21006 %t2 | FileCheck --check-prefix=CHECK1 %s
   5 // RUN: llvm-objdump --no-print-imm-hex -d --no-show-raw-insn --start-address=0x22004 --stop-address=0x22008 %t2 | FileCheck --check-prefix=CHECK2 %s
   6 // RUN: llvm-objdump --no-print-imm-hex -d --no-show-raw-insn --start-address=0x1021ff8 --stop-address=0x1021ffc %t2 | FileCheck --check-prefix=CHECK3 %s
   7 // RUN: llvm-objdump --no-print-imm-hex -d --no-show-raw-insn --start-address=0x2012ff8 --stop-address=0x2021ffc %t2 | FileCheck --check-prefix=CHECK4 %s
   8 // RUN: llvm-objdump --no-print-imm-hex -d --no-show-raw-insn --start-address=0x3021fec --stop-address=0x3021ff6 %t2 | FileCheck --check-prefix=CHECK5 %s
   9
  10 // RUN: llvm-mc -arm-add-build-attributes -filetype=obj -triple=thumbv7aeb-none-linux-gnueabi -mcpu=cortex-a8 %s -o %t
  11 // RUN: ld.lld %t -o %t2
  12 // RUN: llvm-objdump --no-print-imm-hex -d --no-show-raw-insn --start-address=0x21000 --stop-address=0x21006 %t2 | FileCheck --check-prefix=CHECK1 %s
  13 // RUN: llvm-objdump --no-print-imm-hex -d --no-show-raw-insn --start-address=0x22004 --stop-address=0x22008 %t2 | FileCheck --check-prefix=CHECK2 %s
  14 // RUN: llvm-objdump --no-print-imm-hex -d --no-show-raw-insn --start-address=0x1021ff8 --stop-address=0x1021ffc %t2 | FileCheck --check-prefix=CHECK3 %s
  15 // RUN: llvm-objdump --no-print-imm-hex -d --no-show-raw-insn --start-address=0x2012ff8 --stop-address=0x2021ffc %t2 | FileCheck --check-prefix=CHECK4 %s
  16 // RUN: llvm-objdump --no-print-imm-hex -d --no-show-raw-insn --start-address=0x3021fec --stop-address=0x3021ff6 %t2 | FileCheck --check-prefix=CHECK5 %s
  17
  18 // RUN: ld.lld --be8 %t -o %t2
  19 // RUN: llvm-objdump --no-print-imm-hex -d --no-show-raw-insn --start-address=0x21000 --stop-address=0x21006 %t2 | FileCheck --check-prefix=CHECK1 %s
  20 // RUN: llvm-objdump --no-print-imm-hex -d --no-show-raw-insn --start-address=0x22004 --stop-address=0x22008 %t2 | FileCheck --check-prefix=CHECK2 %s
  21 // RUN: llvm-objdump --no-print-imm-hex -d --no-show-raw-insn --start-address=0x1021ff8 --stop-address=0x1021ffc %t2 | FileCheck --check-prefix=CHECK3 %s
  22 // RUN: llvm-objdump --no-print-imm-hex -d --no-show-raw-insn --start-address=0x2012ff8 --stop-address=0x2021ffc %t2 | FileCheck --check-prefix=CHECK4 %s
  23 // RUN: llvm-objdump --no-print-imm-hex -d --no-show-raw-insn --start-address=0x3021fec --stop-address=0x3021ff6 %t2 | FileCheck --check-prefix=CHECK5 %s
  24
  25  .syntax unified
  26  .balign 0x1000
  27  .thumb
  28  .text
  29  .globl _start
  30  .type _start, %function
  31 _start:
  32  bx lr
  33  .space 0x1000
  34 // CHECK1:      <_start>:
  35 // CHECK1-NEXT:   21000: bx      lr
  36 // CHECK1-NEXT:   21002:       00 00 00 00 .word 0x00000000
  37
  38
  39 // CHECK2:      <__Thumbv7ABSLongThunk__start>:
  40 // CHECK2-NEXT:    22004: b.w     0x21000 <_start>
  41
  42 /// Gigantic section where we need a ThunkSection either side of it
  43  .section .text.large1, "ax", %progbits
  44  .balign 4
  45  .space (16 * 1024 * 1024) - 16
  46  bl _start
  47  .space (16 * 1024 * 1024) - 4
  48  bl _start
  49  .space (16 * 1024 * 1024) - 16
  50 // CHECK3: 1021ff8: bl      0x22004 <__Thumbv7ABSLongThunk__start>
  51 // CHECK4: 2021ff8: bl      0x3021fec <__Thumbv7ABSLongThunk__start>
  52
  53 // CHECK5:      <__Thumbv7ABSLongThunk__start>:
  54 // CHECK5-NEXT:  3021fec: movw    r12, #4097
  55 // CHECK5-NEXT:  3021ff0: movt    r12, #2
  56 // CHECK5-NEXT:  3021ff4: bx      r12