lld/test/wasm/debuginfo.test

   1 RUN: llc -filetype=obj %p/Inputs/debuginfo1.ll -o %t.debuginfo1.o
   2 RUN: llc -filetype=obj %p/Inputs/debuginfo2.ll -o %t.debuginfo2.o
   3 RUN: wasm-ld -o %t.wasm %t.debuginfo1.o %t.debuginfo2.o
   4 RUN: llvm-dwarfdump %t.wasm | FileCheck %s
   5
   6 CHECK: file format WASM
   7
   8 CHECK: .debug_info contents:
   9 CHECK: DW_TAG_compile_unit
  10 CHECK-NEXT:              DW_AT_producer ("clang version 7.0.0 (trunk {{.*}})")
  11 CHECK-NEXT:              DW_AT_language (DW_LANG_C99)
  12 CHECK-NEXT:              DW_AT_name     ("hi.c")
  13
  14 CHECK:   DW_TAG_subprogram
  15 CHECK-NEXT:                DW_AT_low_pc
  16 CHECK-NEXT:                DW_AT_high_pc
  17 CHECK-NEXT:                DW_AT_frame_base
  18 CHECK-NEXT:                DW_AT_name   ("test")
  19 CHECK-NEXT:                DW_AT_decl_file      ("/Users/yury/llvmwasm{{(/|\\)}}hi.c")
  20 CHECK-NEXT:                DW_AT_decl_line      (3)
  21 CHECK-NEXT:                DW_AT_prototyped     (true)
  22
  23 CHECK:     DW_TAG_formal_parameter
  24 CHECK-NEXT:                  DW_AT_location (DW_OP_WASM_location 0x0 0x0, DW_OP_stack_value)
  25 CHECK-NEXT:                  DW_AT_name ("t")
  26 CHECK-NEXT:                  DW_AT_decl_file    ("/Users/yury/llvmwasm{{(/|\\)}}hi.c")
  27 CHECK-NEXT:                  DW_AT_decl_line    (3)
  28
  29 CHECK:   DW_TAG_subprogram
  30 CHECK-NEXT:                DW_AT_low_pc
  31 CHECK-NEXT:                DW_AT_high_pc
  32 CHECK-NEXT:                DW_AT_frame_base
  33 CHECK-NEXT:                DW_AT_name   ("_start")
  34 CHECK-NEXT:                DW_AT_decl_file      ("/Users/yury/llvmwasm{{(/|\\)}}hi.c")
  35 CHECK-NEXT:                DW_AT_decl_line      (7)
  36
  37 CHECK:   DW_TAG_base_type
  38 CHECK-NEXT:                DW_AT_name   ("int")
  39 CHECK-NEXT:                DW_AT_encoding       (DW_ATE_signed)
  40 CHECK-NEXT:                DW_AT_byte_size      (0x04)
  41
  42 CHECK: DW_TAG_compile_unit
  43 CHECK-NEXT:              DW_AT_producer ("clang version 7.0.0 (trunk {{.*}})")
  44 CHECK-NEXT:              DW_AT_language (DW_LANG_C99)
  45 CHECK-NEXT:              DW_AT_name     ("hi_foo.c")
  46
  47 CHECK:   DW_TAG_variable
  48 CHECK-NEXT:                DW_AT_name   ("y")
  49 CHECK-NEXT:                DW_AT_type   (0x000000ac "int[2]")
  50 CHECK-NEXT:                DW_AT_external       (true)
  51 CHECK-NEXT:                DW_AT_decl_file      ("{{.*}}hi_foo.c")
  52 CHECK-NEXT:                DW_AT_decl_line      (1)
  53 CHECK:                     DW_AT_location       (DW_OP_addr 0x400)
  54
  55 CHECK:   DW_TAG_array_type
  56
  57 CHECK:     DW_TAG_subrange_type
  58
  59 CHECK:   DW_TAG_base_type
  60 CHECK-NEXT:                DW_AT_name   ("int")
  61 CHECK-NEXT:                DW_AT_encoding       (DW_ATE_signed)
  62 CHECK-NEXT:                DW_AT_byte_size      (0x04)
  63
  64 CHECK:   DW_TAG_base_type
  65 CHECK-NEXT:                DW_AT_name   ("__ARRAY_SIZE_TYPE__")
  66 CHECK-NEXT:                DW_AT_byte_size      (0x08)
  67 CHECK-NEXT:                DW_AT_encoding       (DW_ATE_unsigned)
  68
  69 CHECK:   DW_TAG_variable
  70 CHECK-NEXT:                DW_AT_name   ("z")
  71 CHECK-NEXT:                DW_AT_type   (0x000000ac "int[2]")
  72 CHECK-NEXT:                DW_AT_external       (true)
  73 CHECK-NEXT:                DW_AT_decl_file      ("{{.*}}hi_foo.c")
  74 CHECK-NEXT:                DW_AT_decl_line      (8)
  75 CHECK-NEXT:                DW_AT_location       (DW_OP_addr 0xffffffff)
  76
  77 CHECK:   DW_TAG_subprogram
  78 CHECK-NEXT:                DW_AT_low_pc
  79 CHECK-NEXT:                DW_AT_high_pc
  80 CHECK-NEXT:                DW_AT_frame_base
  81 CHECK-NEXT:                DW_AT_name   ("foo")
  82 CHECK-NEXT:                DW_AT_decl_file      ("{{.*}}hi_foo.c")
  83 CHECK-NEXT:                DW_AT_decl_line      (3)
  84
  85 CHECK:     DW_TAG_formal_parameter
  86 CHECK-NEXT:                  DW_AT_location (DW_OP_WASM_location 0x0 0x0, DW_OP_stack_value)
  87 CHECK-NEXT:                  DW_AT_name ("p")
  88 CHECK-NEXT:                  DW_AT_decl_file    ("{{.*}}hi_foo.c")
  89 CHECK-NEXT:                  DW_AT_decl_line    (3)
  90