llvm/test/CodeGen/WebAssembly/call-indirect.ll

   1 ; RUN: llc < %s -asm-verbose=false -mattr=-reference-types,-call-indirect-overlong -O2 | FileCheck --check-prefixes=CHECK,NOREF %s
   2 ; RUN: llc < %s -asm-verbose=false -mattr=+call-indirect-overlong -O2 | FileCheck --check-prefixes=CHECK,REF %s
   3 ; RUN: llc < %s -asm-verbose=false -O2 --filetype=obj | obj2yaml | FileCheck --check-prefix=OBJ %s
   4
   5 ; Test that compilation units with call_indirect but without any
   6 ; function pointer declarations still get a table.
   7
   8 target triple = "wasm32-unknown-unknown"
   9
  10 ; CHECK-LABEL: call_indirect_void:
  11 ; CHECK-NEXT: .functype call_indirect_void (i32) -> ()
  12 ; CHECK-NEXT: local.get 0
  13 ; REF:        call_indirect __indirect_function_table, () -> ()
  14 ; NOREF:      call_indirect () -> ()
  15 ; CHECK-NEXT: end_function
  16 define void @call_indirect_void(ptr %callee) {
  17   call void %callee()
  18   ret void
  19 }
  20
  21 ; OBJ:    Imports:
  22 ; OBJ-NEXT:      - Module:          env
  23 ; OBJ-NEXT:        Field:           __linear_memory
  24 ; OBJ-NEXT:        Kind:            MEMORY
  25 ; OBJ-NEXT:        Memory:
  26 ; OBJ-NEXT:          Minimum:         0x0
  27 ; OBJ-NEXT:      - Module:          env
  28 ; OBJ-NEXT:        Field:           __indirect_function_table
  29 ; OBJ-NEXT:        Kind:            TABLE