test/MC/WebAssembly/data-section.s

   1 # RUN: llvm-mc -triple=wasm32-unknown-unknown -mattr=+unimplemented-simd128,+nontrapping-fptoint,+exception-handling < %s | FileCheck %s
   2 # Check that it converts to .o without errors:
   3 # RUN: llvm-mc -triple=wasm32-unknown-unknown -filetype=obj -mattr=+unimplemented-simd128,+nontrapping-fptoint,+exception-handling < %s | obj2yaml | FileCheck -check-prefix=BIN %s
   4
   5 # Minimal test for data sections.
   6
   7 test0:
   8     .functype   test0 () -> (i32)
   9     i32.const .L.str
  10 .Ltestlabel:
  11     end_function
  12
  13     .section    .rodata..L.str,"",@
  14 .L.str:
  15     .int8       100
  16     .size       .L.str, 1
  17
  18
  19 # CHECK:           .text
  20 # CHECK-LABEL: test0:
  21 # CHECK-NEXT:      .functype test0 () -> (i32)
  22 # CHECK-NEXT:      i32.const .L.str
  23 # CHECK-NEXT:  .Ltestlabel:
  24 # CHECK-NEXT:      end_function
  25
  26 # CHECK:            .section    .rodata..L.str,"",@
  27 # CHECK-NEXT:.L.str:
  28 # CHECK-NEXT:   .int8   100
  29
  30
  31 # BIN:      --- !WASM
  32 # BIN-NEXT: FileHeader:
  33 # BIN-NEXT:   Version:         0x00000001
  34 # BIN-NEXT: Sections:
  35 # BIN-NEXT:   - Type:            TYPE
  36 # BIN-NEXT:     Signatures:
  37 # BIN-NEXT:       - Index:           0
  38 # BIN-NEXT:         ReturnType:      I32
  39 # BIN-NEXT:         ParamTypes:      []
  40 # BIN-NEXT:   - Type:            IMPORT
  41 # BIN-NEXT:     Imports:
  42 # BIN-NEXT:       - Module:          env
  43 # BIN-NEXT:         Field:           __linear_memory
  44 # BIN-NEXT:         Kind:            MEMORY
  45 # BIN-NEXT:         Memory:
  46 # BIN-NEXT:           Initial:         0x00000001
  47 # BIN-NEXT:       - Module:          env
  48 # BIN-NEXT:         Field:           __indirect_function_table
  49 # BIN-NEXT:         Kind:            TABLE
  50 # BIN-NEXT:         Table:
  51 # BIN-NEXT:           ElemType:        FUNCREF
  52 # BIN-NEXT:           Limits:
  53 # BIN-NEXT:             Initial:         0x00000000
  54 # BIN-NEXT:   - Type:            FUNCTION
  55 # BIN-NEXT:     FunctionTypes:   [ 0 ]
  56 # BIN-NEXT:   - Type:            DATACOUNT
  57 # BIN-NEXT:     Count:           1
  58 # BIN-NEXT:   - Type:            CODE
  59 # BIN-NEXT:     Relocations:
  60 # BIN-NEXT:       - Type:            R_WASM_MEMORY_ADDR_SLEB
  61 # BIN-NEXT:         Index:           1
  62 # BIN-NEXT:         Offset:          0x00000004
  63 # BIN-NEXT:     Functions:
  64 # BIN-NEXT:       - Index:           0
  65 # BIN-NEXT:         Locals:          []
  66 # BIN-NEXT:         Body:            4180808080000B
  67 # BIN-NEXT:   - Type:            DATA
  68 # BIN-NEXT:     Segments:
  69 # BIN-NEXT:       - SectionOffset:   6
  70 # BIN-NEXT:         InitFlags:       0
  71 # BIN-NEXT:         Offset:
  72 # BIN-NEXT:           Opcode:          I32_CONST
  73 # BIN-NEXT:           Value:           0
  74 # BIN-NEXT:         Content:         '64'
  75 # BIN-NEXT:   - Type:            CUSTOM
  76 # BIN-NEXT:     Name:            linking
  77 # BIN-NEXT:     Version:         2
  78 # BIN-NEXT:     SymbolTable:
  79 # BIN-NEXT:       - Index:           0
  80 # BIN-NEXT:         Kind:            FUNCTION
  81 # BIN-NEXT:         Name:            test0
  82 # BIN-NEXT:         Flags:           [ BINDING_LOCAL ]
  83 # BIN-NEXT:         Function:        0
  84 # BIN-NEXT:       - Index:           1
  85 # BIN-NEXT:         Kind:            DATA
  86 # BIN-NEXT:         Name:            .L.str
  87 # BIN-NEXT:         Flags:           [ BINDING_LOCAL ]
  88 # BIN-NEXT:         Segment:         0
  89 # BIN-NEXT:         Size:            1
  90 # BIN-NEXT:     SegmentInfo:
  91 # BIN-NEXT:       - Index:           0
  92 # BIN-NEXT:         Name:            .rodata..L.str
  93 # BIN-NEXT:         Alignment:       0
  94 # BIN-NEXT:         Flags:           [  ]
  95 # BIN-NEXT: ...