• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1; RUN: llc < %s -asm-verbose=false -disable-wasm-fallthrough-return-opt -disable-wasm-explicit-locals | FileCheck %s
2
3; Test that basic memory operations assemble as expected with 32-bit addresses.
4
5target datalayout = "e-m:e-p:32:32-i64:64-n32:64-S128"
6target triple = "wasm32-unknown-unknown"
7
8declare i32 @llvm.wasm.memory.size.i32(i32) nounwind readonly
9declare i32 @llvm.wasm.memory.grow.i32(i32, i32) nounwind
10declare i32 @llvm.wasm.mem.size.i32(i32) nounwind readonly
11declare i32 @llvm.wasm.mem.grow.i32(i32, i32) nounwind
12declare i32 @llvm.wasm.current.memory.i32() nounwind readonly
13declare i32 @llvm.wasm.grow.memory.i32(i32) nounwind
14
15; CHECK-LABEL: memory_size:
16; CHECK-NEXT: .result i32{{$}}
17; CHECK-NEXT: memory.size $push0=, 0{{$}}
18; CHECK-NEXT: return $pop0{{$}}
19define i32 @memory_size() {
20  %a = call i32 @llvm.wasm.memory.size.i32(i32 0)
21  ret i32 %a
22}
23
24; CHECK-LABEL: memory_grow:
25; CHECK-NEXT: .param i32{{$}}
26; CHECK-NEXT: .result i32{{$}}
27; CHECK: memory.grow $push0=, 0, $0{{$}}
28; CHECK-NEXT: return $pop0{{$}}
29define i32 @memory_grow(i32 %n) {
30  %a = call i32 @llvm.wasm.memory.grow.i32(i32 0, i32 %n)
31  ret i32 %a
32}
33
34; CHECK-LABEL: mem_size:
35; CHECK-NEXT: .result i32{{$}}
36; CHECK-NEXT: mem.size $push0=, 0{{$}}
37; CHECK-NEXT: return $pop0{{$}}
38define i32 @mem_size() {
39  %a = call i32 @llvm.wasm.mem.size.i32(i32 0)
40  ret i32 %a
41}
42
43; CHECK-LABEL: mem_grow:
44; CHECK-NEXT: .param i32{{$}}
45; CHECK-NEXT: .result i32{{$}}
46; CHECK: mem.grow $push0=, 0, $0{{$}}
47; CHECK-NEXT: return $pop0{{$}}
48define i32 @mem_grow(i32 %n) {
49  %a = call i32 @llvm.wasm.mem.grow.i32(i32 0, i32 %n)
50  ret i32 %a
51}
52
53; CHECK-LABEL: current_memory:
54; CHECK-NEXT: .result i32{{$}}
55; CHECK-NEXT: current_memory $push0={{$}}
56; CHECK-NEXT: return $pop0{{$}}
57define i32 @current_memory() {
58  %a = call i32 @llvm.wasm.current.memory.i32()
59  ret i32 %a
60}
61
62; CHECK-LABEL: grow_memory:
63; CHECK-NEXT: .param i32{{$}}
64; CHECK-NEXT: .result i32{{$}}
65; CHECK: grow_memory $push0=, $0{{$}}
66; CHECK-NEXT: return $pop0{{$}}
67define i32 @grow_memory(i32 %n) {
68  %a = call i32 @llvm.wasm.grow.memory.i32(i32 %n)
69  ret i32 %a
70}
71