1; RUN: llc < %s -asm-verbose=false -disable-wasm-fallthrough-return-opt -wasm-disable-explicit-locals -wasm-keep-registers | FileCheck %s
2
3; Test that basic functions assemble as expected.
4
5target datalayout = "e-m:e-p:32:32-i64:64-n32:64-S128"
6target triple = "wasm32-unknown-unknown"
7
8; CHECK-LABEL: f0:
9; CHECK: return{{$}}
10; CHECK: end_function{{$}}
11; CHECK: .size f0,
12define void @f0() {
13  ret void
14}
15
16; CHECK-LABEL: f1:
17; CHECK-NEXT: .functype f1 () -> (i32){{$}}
18; CHECK-NEXT: i32.const $push[[NUM:[0-9]+]]=, 0{{$}}
19; CHECK-NEXT: return $pop[[NUM]]{{$}}
20; CHECK: .size f1,
21define i32 @f1() {
22  ret i32 0
23}
24
25; CHECK-LABEL: f2:
26; CHECK-NEXT: .functype f2 (i32, f32) -> (i32){{$}}
27; CHECK-NEXT: i32.const $push[[NUM:[0-9]+]]=, 0{{$}}
28; CHECK-NEXT: return $pop[[NUM]]{{$}}
29; CHECK: .size f2,
30define i32 @f2(i32 %p1, float %p2) {
31  ret i32 0
32}
33
34; CHECK-LABEL: f3:
35; CHECK-NEXT: .functype f3 (i32, f32) -> (){{$}}
36; CHECK-NOT: local
37; CHECK-NEXT: return{{$}}
38; CHECK: .size f3,
39define void @f3(i32 %p1, float %p2) {
40  ret void
41}
42
43; CHECK-LABEL: f4:
44; CHECK-NEXT: .functype f4 (i32) -> (i32){{$}}
45; CHECK-NOT: local
46; CHECK: .size f4,
47define i32 @f4(i32 %x) {
48entry:
49   %c = trunc i32 %x to i1
50   br i1 %c, label %true, label %false
51true:
52   ret i32 0
53false:
54   ret i32 1
55}
56
57; CHECK-LABEL: f5:
58; CHECK-NEXT: .functype f5 () -> (f32){{$}}
59; CHECK-NEXT: unreachable
60define float @f5()  {
61 unreachable
62}
63