llvm/test/tools/llvm-symbolizer/wasm-basic.s

   1 # REQUIRES: webassembly-registered-target
   2 # RUN: llvm-mc -triple=wasm32-unknown-unknown -filetype=obj %s -o %t.o -g
   3 # RUN: llvm-symbolizer --basenames --output-style=GNU -e %t.o 1 2 3 4 5 6 7 8 9 10 11 12 13 | FileCheck %s
   4
   5 foo:
   6     .functype foo () -> ()
   7     nop
   8     return
   9     end_function
  10
  11 bar:
  12     .functype bar (i32) -> (i32)
  13     local.get 0
  14     nop
  15     return
  16     end_function
  17
  18
  19 ## Symbols start from (including) the function length and should cover all the
  20 ## way to the next symbol start.
  21 ## TODO: create a loc for .functype? It could go with the local declarations.
  22
  23 ## Byte 1 is the function length, has no loc but the symbol table considers it
  24 ## the start of the function
  25 # CHECK: foo
  26 # CHECK-NEXT: ??:0
  27 ## Byte 2 is the local declaration, but for some reason DWARF is marking it as line 7.
  28 ## TODO: figure out why.
  29 # CHECK-NEXT: foo
  30 # CHECK-NEXT: wasm-basic.s:7
  31 ## Byte 3 is actually the nop, line 7
  32 # CHECK-NEXT: foo
  33 # CHECK-NEXT: wasm-basic.s:7
  34 ## Byte 4 is the return, line 8
  35 # CHECK-NEXT: foo
  36 # CHECK-NEXT: wasm-basic.s:8
  37 ## Byte 5 is the end_function, line 9
  38 # CHECK-NEXT: foo
  39 # CHECK-NEXT: wasm-basic.s:9
  40 ## Byte 6 is bar's function length, symbol table considers it part of bar
  41 # CHECK-NEXT: bar
  42 # CHECK-NEXT: ??:0
  43 ## Byte 7 bar's local declaration, but DWARF marks it as line 13, like above
  44 # CHECK-NEXT: bar
  45 # CHECK-NEXT: wasm-basic.s:13
  46 ## Byte 8 and 9 are actually the local.get on line 13
  47 # CHECK-NEXT: bar
  48 # CHECK-NEXT: wasm-basic.s:13
  49 # CHECK-NEXT: bar
  50 # CHECK-NEXT: wasm-basic.s:13
  51 ## Byte 10 is the nop
  52 # CHECK-NEXT: bar
  53 # CHECK-NEXT: wasm-basic.s:14
  54 ## Byte b is the return
  55 # CHECK-NEXT: bar
  56 # CHECK-NEXT: wasm-basic.s:15
  57 ## Byte c is end_function
  58 # CHECK-NEXT: bar
  59 # CHECK-NEXT: wasm-basic.s:16