xref: /llvm-project/llvm/test/CodeGen/WebAssembly/funcref-call.ll (revision 3a80dc27ed45a43be7f18eecb7059d424b7c08d5)
1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2; RUN: llc < %s --mtriple=wasm32-unknown-unknown -mattr=+reference-types | FileCheck %s
3
4%funcref = type ptr addrspace(20) ;; addrspace 20 is nonintegral
5
6; CHECK: .tabletype __funcref_call_table, funcref, 1
7
8define void @call_funcref(%funcref %ref) {
9; CHECK-LABEL: call_funcref:
10; CHECK:         .functype call_funcref (funcref) -> ()
11; CHECK-NEXT:  # %bb.0:
12; CHECK-NEXT:    i32.const 0
13; CHECK-NEXT:    local.get 0
14; CHECK-NEXT:    table.set __funcref_call_table
15; CHECK-NEXT:    i32.const 0
16; CHECK-NEXT:    call_indirect __funcref_call_table, () -> ()
17; CHECK-NEXT:    i32.const 0
18; CHECK-NEXT:    ref.null_func
19; CHECK-NEXT:    table.set __funcref_call_table
20; CHECK-NEXT:    # fallthrough-return
21  call addrspace(20) void %ref()
22  ret void
23}
24
25define float @call_funcref_with_args(%funcref %ref) {
26; CHECK-LABEL: call_funcref_with_args:
27; CHECK:         .functype call_funcref_with_args (funcref) -> (f32)
28; CHECK-NEXT:    .local f32
29; CHECK-NEXT:  # %bb.0:
30; CHECK-NEXT:    i32.const 0
31; CHECK-NEXT:    local.get 0
32; CHECK-NEXT:    table.set __funcref_call_table
33; CHECK-NEXT:    f64.const 0x1p0
34; CHECK-NEXT:    i32.const 2
35; CHECK-NEXT:    i32.const 0
36; CHECK-NEXT:    call_indirect __funcref_call_table, (f64, i32) -> (f32)
37; CHECK-NEXT:    local.set 1
38; CHECK-NEXT:    i32.const 0
39; CHECK-NEXT:    ref.null_func
40; CHECK-NEXT:    table.set __funcref_call_table
41; CHECK-NEXT:    local.get 1
42; CHECK-NEXT:    # fallthrough-return
43  %ret = call addrspace(20) float %ref(double 1.0, i32 2)
44  ret float %ret
45}
46