lld/test/ELF/loongarch-reloc-leb128.s

   1 # REQUIRES: loongarch
   2 # RUN: rm -rf %t && split-file %s %t && cd %t
   3
   4 # RUN: llvm-mc --filetype=obj --triple=loongarch64 --mattr=+relax a.s -o a.o
   5 # RUN: llvm-readobj -r -x .gcc_except_table -x .debug_rnglists -x .debug_loclists a.o | FileCheck %s --check-prefix=REL
   6 # RUN: ld.lld -shared --gc-sections a.o -o a.so
   7 # RUN: llvm-readelf -x .gcc_except_table -x .debug_rnglists -x .debug_loclists a.so | FileCheck %s
   8
   9 # RUN: llvm-mc --filetype=obj --triple=loongarch32 --mattr=+relax a.s -o a32.o
  10 # RUN: llvm-readobj -r -x .gcc_except_table -x .debug_rnglists -x .debug_loclists a32.o | FileCheck %s --check-prefix=REL
  11 # RUN: ld.lld -shared --gc-sections a32.o -o a32.so
  12 # RUN: llvm-readelf -x .gcc_except_table -x .debug_rnglists -x .debug_loclists a32.so | FileCheck %s
  13
  14 # RUN: llvm-mc --filetype=obj --triple=loongarch32 --mattr=+relax extraspace.s -o extraspace32.o
  15 # RUN: llvm-mc --filetype=obj --triple=loongarch64 --mattr=+relax extraspace.s -o extraspace64.o
  16 # RUN: not ld.lld -shared extraspace32.o 2>&1 | FileCheck %s --check-prefix=ERROR
  17 # RUN: not ld.lld -shared extraspace64.o 2>&1 | FileCheck %s --check-prefix=ERROR
  18 # ERROR: error: extraspace{{.*}}.o:(.rodata+0x0): extra space for uleb128
  19
  20 #--- a.s
  21 .cfi_startproc
  22 .cfi_lsda 0x1b,.LLSDA0
  23 .cfi_endproc
  24
  25 .section .text.w,"axR"
  26 break 0; break 0; break 0; w1:
  27   .p2align 4    # 4 bytes after relaxation
  28 w2: break 0
  29
  30 .section .text.x,"ax"
  31 break 0; break 0; break 0; x1:
  32   .p2align 4    # 4 bytes after relaxation
  33 x2: break 0
  34
  35 .section .gcc_except_table,"a"
  36 .LLSDA0:
  37 .uleb128 w2-w1+116                   # initial value: 0x0080
  38 .uleb128 w1-w2+141                   # initial value: 0x0080
  39 .uleb128 w2-w1+16372                 # initial value: 0x008080
  40 .uleb128 w1-w2+16397                 # initial value: 0x008080
  41 .uleb128 w2-w1+2097140               # initial value: 0x00808080
  42 .uleb128 w1-w2+2097165               # initial value: 0x00808080
  43
  44 .section .debug_rnglists
  45 .uleb128 w2-w1+116                   # initial value: 0x0080
  46 .uleb128 w1-w2+141                   # initial value: 0x0080
  47 .uleb128 w2-w1+16372                 # initial value: 0x008080
  48 .uleb128 w1-w2+16397                 # initial value: 0x008080
  49 .uleb128 w2-w1+2097140               # initial value: 0x00808080
  50 .uleb128 w1-w2+2097165               # initial value: 0x00808080
  51
  52 .section .debug_loclists
  53 .uleb128 x2-x1                       # references discarded symbols
  54
  55 # REL:      Section ({{.*}}) .rela.debug_rnglists {
  56 # REL-NEXT:   0x0 R_LARCH_ADD_ULEB128 w2 0x74
  57 # REL-NEXT:   0x0 R_LARCH_SUB_ULEB128 w1 0x0
  58 # REL-NEXT:   0x2 R_LARCH_ADD_ULEB128 w1 0x8D
  59 # REL-NEXT:   0x2 R_LARCH_SUB_ULEB128 w2 0x0
  60 # REL-NEXT:   0x4 R_LARCH_ADD_ULEB128 w2 0x3FF4
  61 # REL-NEXT:   0x4 R_LARCH_SUB_ULEB128 w1 0x0
  62 # REL-NEXT:   0x7 R_LARCH_ADD_ULEB128 w1 0x400D
  63 # REL-NEXT:   0x7 R_LARCH_SUB_ULEB128 w2 0x0
  64 # REL-NEXT:   0xA R_LARCH_ADD_ULEB128 w2 0x1FFFF4
  65 # REL-NEXT:   0xA R_LARCH_SUB_ULEB128 w1 0x0
  66 # REL-NEXT:   0xE R_LARCH_ADD_ULEB128 w1 0x20000D
  67 # REL-NEXT:   0xE R_LARCH_SUB_ULEB128 w2 0x0
  68 # REL-NEXT: }
  69 # REL:      Section ({{.*}}) .rela.debug_loclists {
  70 # REL-NEXT:   0x0 R_LARCH_ADD_ULEB128 x2 0x0
  71 # REL-NEXT:   0x0 R_LARCH_SUB_ULEB128 x1 0x0
  72 # REL-NEXT: }
  73
  74 # REL:      Hex dump of section '.gcc_except_table':
  75 # REL-NEXT: 0x00000000 80008000 80800080 80008080 80008080 .
  76 # REL-NEXT: 0x00000010 8000                                .
  77 # REL:      Hex dump of section '.debug_rnglists':
  78 # REL-NEXT: 0x00000000 80008000 80800080 80008080 80008080 .
  79 # REL-NEXT: 0x00000010 8000                                .
  80 # REL:      Hex dump of section '.debug_loclists':
  81 # REL-NEXT: 0x00000000 00                                  .
  82
  83 # CHECK:      Hex dump of section '.gcc_except_table':
  84 # CHECK-NEXT: 0x[[#%x,]] f8008901 f8ff0089 8001f8ff ff008980 .
  85 # CHECK-NEXT: 0x[[#%x,]] 8001                                .
  86 # CHECK:      Hex dump of section '.debug_rnglists':
  87 # CHECK-NEXT: 0x00000000 f8008901 f8ff0089 8001f8ff ff008980 .
  88 # CHECK-NEXT: 0x00000010 8001                                .
  89 # CHECK:      Hex dump of section '.debug_loclists':
  90 # CHECK-NEXT: 0x00000000 00                                  .
  91
  92 #--- extraspace.s
  93 .text
  94 w1:
  95   la.pcrel $t0, w1
  96 w2:
  97
  98 .rodata
  99 .reloc ., R_LARCH_ADD_ULEB128, w2
 100 .reloc ., R_LARCH_SUB_ULEB128, w1
 101 .fill 10, 1, 0x80
 102 .byte 1