lld/test/wasm/stub-library.s

   1 # RUN: llvm-mc -filetype=obj -triple=wasm32-unknown-unknown -o %t.o %s
   2 # RUN: wasm-ld %t.o %p/Inputs/libstub.so -o %t.wasm
   3 # RUN: obj2yaml %t.wasm | FileCheck %s
   4
   5 # When the dependencies are missing the link fails
   6 # RUN: not wasm-ld %t.o %p/Inputs/libstub-missing-dep.so -o %t.wasm 2>&1 | FileCheck --check-prefix=MISSING-DEP %s
   7
   8 # When the dependencies are missing the link fails
   9 # RUN: not wasm-ld %t.o %p/Inputs/libstub-missing-sym.so -o %t.wasm 2>&1 | FileCheck --check-prefix=MISSING-SYM %s
  10
  11 # MISSING-DEP: libstub-missing-dep.so: undefined symbol: missing_dep. Required by foo
  12 # MISSING-DEP: libstub-missing-dep.so: undefined symbol: missing_dep2. Required by foo
  13
  14 # MISSING-SYM: undefined symbol: foo
  15
  16 # The function foo is defined in libstub.so but depend on foodep1 and foodep2
  17 .functype foo () -> ()
  18
  19 .globl foodep1
  20 foodep1:
  21   .functype foodep1 () -> ()
  22   end_function
  23
  24 .globl foodep2
  25 foodep2:
  26   .functype foodep2 () -> ()
  27   end_function
  28
  29 .globl _start
  30 _start:
  31     .functype _start () -> ()
  32     call foo
  33     end_function
  34
  35 # CHECK:       - Type:            EXPORT
  36 # CHECK-NEXT:    Exports:
  37 # CHECK-NEXT:      - Name:            memory
  38 # CHECK-NEXT:        Kind:            MEMORY
  39 # CHECK-NEXT:        Index:           0
  40 # CHECK-NEXT:      - Name:            foodep1
  41 # CHECK-NEXT:        Kind:            FUNCTION
  42 # CHECK-NEXT:        Index:           1
  43 # CHECK-NEXT:      - Name:            foodep2
  44 # CHECK-NEXT:        Kind:            FUNCTION
  45 # CHECK-NEXT:        Index:           2
  46 # CHECK-NEXT:      - Name:            _start
  47 # CHECK-NEXT:        Kind:            FUNCTION
  48 # CHECK-NEXT:        Index:           3