lld/test/ELF/arm-thunk-linkerscript-dotexpr.s

   1 // REQUIRES: arm
   2 // RUN: llvm-mc -arm-add-build-attributes -filetype=obj -triple=armv7a-none-linux-gnueabi %s -o %t
   3 // RUN: echo "SECTIONS { \
   4 // RUN:       . = SIZEOF_HEADERS; \
   5 // RUN:       .text_low : { *(.text_low) *(.text_low2) . = . + 0x2000000 ; *(.text_high) *(.text_high2) } \
   6 // RUN:       } " > %t.script
   7 // RUN: ld.lld --no-rosegment --script %t.script %t -o %t2
   8 // RUN: llvm-objdump --no-print-imm-hex -d %t2 --start-address=0x94 --stop-address=0xbc | FileCheck --check-prefix=CHECK1 %s
   9 // RUN: llvm-objdump --no-print-imm-hex -d %t2 --start-address=0x20000bc --stop-address=0x20000de | FileCheck --check-prefix=CHECK2 %s
  10
  11 // RUN: llvm-mc -arm-add-build-attributes -filetype=obj -triple=armv7aeb-none-linux-gnueabi -mcpu=cortex-a8 %s -o %t
  12 // RUN: ld.lld --no-rosegment --script %t.script %t -o %t2
  13 // RUN: llvm-objdump --no-print-imm-hex -d %t2 --start-address=0x94 --stop-address=0xbc | FileCheck --check-prefix=CHECK1 %s
  14 // RUN: llvm-objdump --no-print-imm-hex -d %t2 --start-address=0x20000bc --stop-address=0x20000de | FileCheck --check-prefix=CHECK2 %s
  15 // RUN: ld.lld --be8 --no-rosegment --script %t.script %t -o %t2
  16 // RUN: llvm-objdump --no-print-imm-hex -d %t2 --start-address=0x94 --stop-address=0xbc | FileCheck --check-prefix=CHECK1 %s
  17 // RUN: llvm-objdump --no-print-imm-hex -d %t2 --start-address=0x20000bc --stop-address=0x20000de | FileCheck --check-prefix=CHECK2 %s
  18
  19 // Test that range extension thunks can handle location expressions within
  20 // a Section Description
  21  .syntax unified
  22  .section .text_low, "ax", %progbits
  23  .thumb
  24  .globl _start
  25 _start: bx lr
  26  .globl low_target
  27  .type low_target, %function
  28 low_target:
  29  bl high_target
  30  bl high_target2
  31
  32  .section .text_low2, "ax", %progbits
  33  .thumb
  34  .globl low_target2
  35  .type low_target2, %function
  36 low_target2:
  37  bl high_target
  38  bl high_target2
  39 // CHECK1: Disassembly of section .text_low:
  40 // CHECK1-EMPTY:
  41 // CHECK1-NEXT: <_start>:
  42 // CHECK1-NEXT:       94:       4770    bx      lr
  43 // CHECK1: <low_target>:
  44 // CHECK1-NEXT:       96:       f000 f803       bl      0xa0 <__Thumbv7ABSLongThunk_high_target>
  45 // CHECK1-NEXT:       9a:       f000 f806       bl      0xaa <__Thumbv7ABSLongThunk_high_target2>
  46 // CHECK1: <__Thumbv7ABSLongThunk_high_target>:
  47 // CHECK1-NEXT:       a0:       f240 0cbd       movw    r12, #189
  48 // CHECK1-NEXT:       a4:       f2c0 2c00       movt    r12, #512
  49 // CHECK1-NEXT:       a8:       4760    bx      r12
  50 // CHECK1: <__Thumbv7ABSLongThunk_high_target2>:
  51 // CHECK1-NEXT:       aa:       f240 0cd9       movw    r12, #217
  52 // CHECK1-NEXT:       ae:       f2c0 2c00       movt    r12, #512
  53 // CHECK1-NEXT:       b2:       4760    bx      r12
  54 // CHECK1: <low_target2>:
  55 // CHECK1-NEXT:       b4:       f7ff fff4       bl      0xa0 <__Thumbv7ABSLongThunk_high_target>
  56 // CHECK1-NEXT:       b8:       f7ff fff7       bl      0xaa <__Thumbv7ABSLongThunk_high_target2>
  57
  58  .section .text_high, "ax", %progbits
  59  .thumb
  60  .globl high_target
  61  .type high_target, %function
  62 high_target:
  63  bl low_target
  64  bl low_target2
  65
  66  .section .text_high2, "ax", %progbits
  67  .thumb
  68  .globl high_target2
  69  .type high_target2, %function
  70 high_target2:
  71  bl low_target
  72  bl low_target2
  73
  74 // CHECK2: <high_target>:
  75 // CHECK2-NEXT:  20000bc:       f000 f802       bl      0x20000c4 <__Thumbv7ABSLongThunk_low_target>
  76 // CHECK2-NEXT:  20000c0:       f000 f805       bl      0x20000ce <__Thumbv7ABSLongThunk_low_target2>
  77 // CHECK2: <__Thumbv7ABSLongThunk_low_target>:
  78 // CHECK2-NEXT:  20000c4:       f240 0c97       movw    r12, #151
  79 // CHECK2-NEXT:  20000c8:       f2c0 0c00       movt    r12, #0
  80 // CHECK2-NEXT:  20000cc:       4760    bx      r12
  81 // CHECK2: <__Thumbv7ABSLongThunk_low_target2>:
  82 // CHECK2-NEXT:  20000ce:       f240 0cb5       movw    r12, #181
  83 // CHECK2-NEXT:  20000d2:       f2c0 0c00       movt    r12, #0
  84 // CHECK2-NEXT:  20000d6:       4760    bx      r12
  85 // CHECK2: <high_target2>:
  86 // CHECK2-NEXT:  20000d8:       f7ff fff4       bl      0x20000c4 <__Thumbv7ABSLongThunk_low_target>
  87 // CHECK2-NEXT:  20000dc:       f7ff fff7       bl      0x20000ce <__Thumbv7ABSLongThunk_low_target2>