xref: /llvm-project/llvm/test/CodeGen/WebAssembly/global-get.ll (revision 73856247eef35f5336e485dc009842a5b991c421)
1d7086af2SPaulo Matos; RUN: llc < %s --mtriple=wasm32-unknown-unknown -asm-verbose=false | FileCheck %s
2d7086af2SPaulo Matos
3d7086af2SPaulo Matos@i32_global = local_unnamed_addr addrspace(1) global i32 undef
4d7086af2SPaulo Matos@i64_global = local_unnamed_addr addrspace(1) global i64 undef
5d7086af2SPaulo Matos@f32_global = local_unnamed_addr addrspace(1) global float undef
6d7086af2SPaulo Matos@f64_global = local_unnamed_addr addrspace(1) global double undef
7d7086af2SPaulo Matos
8b2f21b14SAndy Wingo@i32_external_used = external addrspace(1) global i32
9b2f21b14SAndy Wingo@i32_external_unused = external addrspace(1) global i32
10b2f21b14SAndy Wingo
11d7086af2SPaulo Matosdefine i32 @return_i32_global() {
12d7086af2SPaulo Matos; CHECK-LABEL: return_i32_global:
13d7086af2SPaulo Matos; CHECK-NEXT: functype       return_i32_global () -> (i32)
14d7086af2SPaulo Matos; CHECK-NEXT: global.get i32_global
15d7086af2SPaulo Matos; CHECK-NEXT: end_function
16*73856247SNikita Popov  %v = load i32, ptr addrspace(1) @i32_global
17d7086af2SPaulo Matos  ret i32 %v
18d7086af2SPaulo Matos}
19d7086af2SPaulo Matos
20d7086af2SPaulo Matosdefine i64 @return_i64_global() {
21d7086af2SPaulo Matos; CHECK-LABEL: return_i64_global:
22d7086af2SPaulo Matos; CHECK-NEXT: functype       return_i64_global () -> (i64)
23d7086af2SPaulo Matos; CHECK-NEXT: global.get i64_global
24d7086af2SPaulo Matos; CHECK-NEXT: end_function
25*73856247SNikita Popov  %v = load i64, ptr addrspace(1) @i64_global
26d7086af2SPaulo Matos  ret i64 %v
27d7086af2SPaulo Matos}
28d7086af2SPaulo Matos
29d7086af2SPaulo Matosdefine float @return_f32_global() {
30d7086af2SPaulo Matos; CHECK-LABEL: return_f32_global:
31d7086af2SPaulo Matos; CHECK-NEXT: functype       return_f32_global () -> (f32)
32d7086af2SPaulo Matos; CHECK-NEXT: global.get f32_global
33d7086af2SPaulo Matos; CHECK-NEXT: end_function
34*73856247SNikita Popov  %v = load float, ptr addrspace(1) @f32_global
35d7086af2SPaulo Matos  ret float %v
36d7086af2SPaulo Matos}
37d7086af2SPaulo Matos
38d7086af2SPaulo Matosdefine double @return_f64_global() {
39d7086af2SPaulo Matos; CHECK-LABEL: return_f64_global:
40d7086af2SPaulo Matos; CHECK-NEXT: functype       return_f64_global () -> (f64)
41d7086af2SPaulo Matos; CHECK-NEXT: global.get f64_global
42d7086af2SPaulo Matos; CHECK-NEXT: end_function
43*73856247SNikita Popov  %v = load double, ptr addrspace(1) @f64_global
44d7086af2SPaulo Matos  ret double %v
45d7086af2SPaulo Matos}
46d7086af2SPaulo Matos
47b2f21b14SAndy Wingodefine i32 @return_extern_i32_global() {
48b2f21b14SAndy Wingo; CHECK-LABEL: return_extern_i32_global:
49b2f21b14SAndy Wingo; CHECK-NEXT: functype       return_extern_i32_global () -> (i32)
50b2f21b14SAndy Wingo; CHECK-NEXT: global.get i32_external_used
51b2f21b14SAndy Wingo; CHECK-NEXT: end_function
52*73856247SNikita Popov  %v = load i32, ptr addrspace(1) @i32_external_used
53b2f21b14SAndy Wingo  ret i32 %v
54b2f21b14SAndy Wingo}
55d7086af2SPaulo Matos
56b2f21b14SAndy Wingo
573e230d15SSam Clegg; CHECK: .globaltype i32_global, i32
58c67c9cfeSPaulo Matos; CHECK: .globl i32_global
59b2f21b14SAndy Wingo; CHECK-LABEL: i32_global:
60b2f21b14SAndy Wingo
613e230d15SSam Clegg; CHECK: .globaltype i64_global, i64
62c67c9cfeSPaulo Matos; CHECK: .globl i64_global
63b2f21b14SAndy Wingo; CHECK-LABEL: i64_global:
64b2f21b14SAndy Wingo
653e230d15SSam Clegg; CHECK: .globaltype f32_global, f32
66c67c9cfeSPaulo Matos; CHECK: .globl f32_global
67b2f21b14SAndy Wingo; CHECK-LABEL: f32_global:
68b2f21b14SAndy Wingo
693e230d15SSam Clegg; CHECK: .globaltype f64_global, f64
70c67c9cfeSPaulo Matos; CHECK: .globl f64_global
71b2f21b14SAndy Wingo; CHECK-LABEL: f64_global:
72b2f21b14SAndy Wingo
73c67c9cfeSPaulo Matos; CHECK: .globaltype i32_external_used, i32
74b2f21b14SAndy Wingo; CHECK-NOT: .global i32_external_used
75b2f21b14SAndy Wingo; CHECK-NOT: i32_external_used:
76b2f21b14SAndy Wingo
77c67c9cfeSPaulo Matos; CHECK: .globaltype i32_external_unused, i32
78b2f21b14SAndy Wingo; CHECK-NOT: .global i32_external_unused
79b2f21b14SAndy Wingo; CHECK-NOT: i32_external_unused:
80