lld/test/wasm/emit-relocs.s

   1 # RUN: llvm-mc -filetype=obj -triple=wasm32-unknown-unknown %s -o %t.o
   2 # RUN: llvm-mc -filetype=obj -triple=wasm32-unknown-unknown %p/Inputs/ret32.s -o %t.ret32.o
   3 # RUN: wasm-ld --emit-relocs -o %t.wasm %t.o %t.ret32.o
   4 # RUN: obj2yaml %t.wasm | FileCheck %s
   5
   6 .functype ret32 (f32) -> (i32)
   7
   8 unused_function:
   9   .functype unused_function () -> ()
  10   end_function
  11
  12 .globl _start
  13 _start:
  14   .functype _start () -> ()
  15   f32.const 0.0
  16   call ret32
  17   drop
  18   i32.const foo
  19   drop
  20   i32.const __stack_low
  21   drop
  22   end_function
  23
  24 .section .bss.data,"",@
  25 .p2align        2
  26 foo:
  27   .int32  0
  28   .size   foo, 4
  29
  30 # CHECK:        - Type:            CODE
  31 # CHECK-NEXT:     Relocations:
  32 # CHECK-NEXT:       - Type:            R_WASM_FUNCTION_INDEX_LEB
  33 # CHECK-NEXT:         Index:           1
  34 # CHECK-NEXT:         Offset:          0x9
  35
  36 # CHECK:        - Type:            DATA
  37 # CHECK-NEXT:     Segments:
  38 # CHECK-NEXT:       - SectionOffset:   7
  39 # CHECK-NEXT:         InitFlags:       0
  40 # CHECK-NEXT:         Offset:
  41 # CHECK-NEXT:           Opcode:          I32_CONST
  42 # CHECK-NEXT:           Value:           1024
  43 # CHECK-NEXT:         Content:         '00000000'
  44
  45 # CHECK:        - Type:            CUSTOM
  46 # CHECK-NEXT:     Name:            linking
  47 # CHECK-NEXT:     Version:         2
  48 # CHECK-NEXT:     SymbolTable:
  49 # CHECK-NEXT:       - Index:           0
  50 # CHECK-NEXT:         Kind:            FUNCTION
  51 # CHECK-NEXT:         Name:            _start
  52 # CHECK-NEXT:         Flags:           [  ]
  53 # CHECK-NEXT:         Function:        0
  54 # CHECK-NEXT:       - Index:           1
  55 # CHECK-NEXT:         Kind:            FUNCTION
  56 # CHECK-NEXT:         Name:            ret32
  57 # CHECK-NEXT:         Flags:           [  ]
  58 # CHECK-NEXT:         Function:        1
  59 # CHECK-NEXT:       - Index:           2
  60 # CHECK-NEXT:         Kind:            DATA
  61 # CHECK-NEXT:         Name:            __stack_low
  62 # CHECK-NEXT:         Flags:           [ VISIBILITY_HIDDEN, ABSOLUTE ]
  63 # CHECK-NEXT:         Offset:          1040
  64 # CHECK-NEXT:         Size:            0