shared-memory.yaml 2.52 KB
# RUN: yaml2obj %s -o %t1.o

# RUN: not wasm-ld --no-entry --shared-memory %t1.o -o - 2>&1 | FileCheck %s --check-prefix SHARED-NO-MAX

# RUN: not wasm-ld --no-entry --shared-memory --max-memory=100000 %t1.o -o - 2>&1 | FileCheck %s --check-prefix SHARED-UNALIGNED

# RUN: not wasm-ld --no-entry --shared-memory --max-memory=131072 --features=bulk-memory %t1.o -o - 2>&1 | FileCheck %s --check-prefix SHARED-NO-ATOMICS

# RUN: not wasm-ld --no-entry --shared-memory --max-memory=131072 --features=atomics %t1.o -o - 2>&1 | FileCheck %s --check-prefix SHARED-NO-BULK-MEM

# RUN: not wasm-ld --no-entry --features=atomics %t1.o -o - 2>&1 | FileCheck %s --check-prefix ATOMICS-NO-SHARED

# RUN: wasm-ld --no-entry --shared-memory --max-memory=131072 --features=atomics,bulk-memory %t1.o -o - | obj2yaml | FileCheck %s --check-prefix SHARED

--- !WASM
FileHeader:
  Version:         0x00000001
Sections:
  - Type:            IMPORT
    Imports:
      - Module:          env
        Field:           __linear_memory
        Kind:            MEMORY
        Memory:
          Initial:         0x00000001
      - Module:          env
        Field:           __indirect_function_table
        Kind:            TABLE
        Table:
          ElemType:        FUNCREF
          Limits:
            Initial:         0x00000000
  - Type:            DATA
    Segments:
      - SectionOffset:   6
        InitFlags:       0
        Offset:
          Opcode:          I32_CONST
          Value:           0
        Content:         68656C6C6F0A00
  - Type:            CUSTOM
    Name:            linking
    Version:         2
    SymbolTable:
      - Index:           0
        Kind:            DATA
        Name:            hello_str
        Flags:           [  ]
        Segment:         0
        Size:            7
    SegmentInfo:
      - Index:           0
        Name:            .rodata.hello_str
        Alignment:       0
        Flags:           [  ]
...

# SHARED-NO-MAX: maximum memory too small, 66576 bytes needed{{$}}

# SHARED-UNALIGNED: maximum memory must be 65536-byte aligned{{$}}

# SHARED-NO-ATOMICS: 'atomics' feature must be used in order to use shared memory

# SHARED-NO-BULK-MEM: 'bulk-memory' feature must be used in order to use shared memory

# ATOMICS-NO-SHARED: 'atomics' feature is used, so --shared-memory must be used{{$}}

# SHARED:        - Type:            MEMORY
# SHARED-NEXT:     Memories:
# SHARED-NEXT:       - Flags:           [ HAS_MAX, IS_SHARED ]
# SHARED-NEXT:         Initial:         0x00000002
# SHARED-NEXT:         Maximum:         0x00000002