xref: /llvm-project/llvm/test/CodeGen/WebAssembly/funcref-tableset.ll (revision 1bd1a4407058c4a159eee6f6956f3bcabeb0d7f8)
1; RUN: llc --mtriple=wasm32-unknown-unknown -asm-verbose=false -mattr=+reference-types < %s | FileCheck %s
2
3%funcref = type ptr addrspace(20) ;; addrspace 20 is nonintegral
4
5@funcref_table = local_unnamed_addr addrspace(1) global [0 x %funcref] undef
6
7declare void @llvm.wasm.table.set.funcref(ptr addrspace(1), i32, %funcref) nounwind
8
9define void @set_funcref_table(%funcref %g, i32 %i) {
10; CHECK-LABEL: set_funcref_table:
11; CHECK-NEXT: .functype       set_funcref_table (funcref, i32) -> ()
12; CHECK-NEXT: local.get      1
13; CHECK-NEXT: local.get      0
14; CHECK-NEXT: table.set     funcref_table
15; CHECK-NEXT: end_function
16
17;; this generates a table.set of @funcref_table
18  call void @llvm.wasm.table.set.funcref(ptr addrspace(1) @funcref_table, i32 %i, %funcref %g)
19  ret void
20}
21
22define void @set_funcref_table_const(%funcref %g) {
23; CHECK-LABEL: set_funcref_table_const:
24; CHECK-NEXT:  .functype      set_funcref_table_const (funcref) -> ()
25; CHECK-NEXT:  i32.const      0
26; CHECK-NEXT:  local.get      0
27; CHECK-NEXT:  table.set      funcref_table
28; CHECK-NEXT:  end_function
29  call void @llvm.wasm.table.set.funcref(ptr addrspace(1) @funcref_table, i32 0, %funcref %g)
30  ret void
31}
32
33define void @set_funcref_table_with_offset(%funcref %g, i32 %i) {
34; CHECK-LABEL: set_funcref_table_with_offset:
35; CHECK-NEXT:  .functype       set_funcref_table_with_offset (funcref, i32) -> ()
36; CHECK-NEXT:  local.get       1
37; CHECK-NEXT:  i32.const       2
38; CHECK-NEXT:  i32.add
39; CHECK-NEXT:  local.get       0
40; CHECK-NEXT:  table.set       funcref_table
41; CHECK-NEXT:  end_function
42  %off = add nsw i32 %i, 2
43  call void @llvm.wasm.table.set.funcref(ptr addrspace(1) @funcref_table, i32 %off, %funcref %g)
44  ret void
45}
46
47define void @set_funcref_table_with_var_offset(%funcref %g, i32 %i, i32 %j) {
48; CHECK-LABEL: set_funcref_table_with_var_offset:
49; CHECK-NEXT:  .functype       set_funcref_table_with_var_offset (funcref, i32, i32) -> ()
50; CHECK-NEXT:  local.get       1
51; CHECK-NEXT:  local.get       2
52; CHECK-NEXT:  i32.add
53; CHECK-NEXT:  local.get       0
54; CHECK-NEXT:  table.set       funcref_table
55; CHECK-NEXT:  end_function
56  %off = add nsw i32 %i, %j
57  call void @llvm.wasm.table.set.funcref(ptr addrspace(1) @funcref_table, i32 %off, %funcref %g)
58  ret void
59}
60
61declare i32 @set_offset()
62
63define void @set_funcref_table_with_var_offset2(%funcref %g, i32 %i) {
64; CHECK-LABEL: set_funcref_table_with_var_offset2:
65; CHECK-NEXT:  .functype       set_funcref_table_with_var_offset2 (funcref, i32) -> ()
66; CHECK-NEXT:  local.get       1
67; CHECK-NEXT:  call    set_offset
68; CHECK-NEXT:  i32.add
69; CHECK-NEXT:  local.get       0
70; CHECK-NEXT:  table.set       funcref_table
71; CHECK-NEXT:  end_function
72  %j = call i32 @set_offset()
73  %off = add nsw i32 %i, %j
74  call void @llvm.wasm.table.set.funcref(ptr addrspace(1) @funcref_table, i32 %off, %funcref %g)
75  ret void
76}
77
78;       CHECK: .tabletype funcref_table, funcref
79; CHECK-LABEL: funcref_table:
80