1 ; RUN: llc < %s -asm-verbose=false | FileCheck %s
2 ; RUN: llc < %s -asm-verbose=false -fast-isel | FileCheck %s
5 target datalayout = "e-m:e-p:32:32-i64:64-n32:64-S128"
6 target triple = "wasm32-unknown-unknown"
8 ; CHECK-LABEL: alloca32:
9 ; Check that there is an extra local for the stack pointer.
10 ; CHECK: .local i32, i32, i32, i32{{$}}
11 define void @alloca32() {
12 ; CHECK: i32.const [[L1:.+]]=, __stack_pointer
13 ; CHECK-NEXT: i32.load [[L1]]=, 0([[L1]])
14 ; CHECK-NEXT: i32.const [[L2:.+]]=, 16
15 ; CHECK-NEXT: i32.sub [[SP:.+]]=, [[L1]], [[L2]]
17 ; CHECK: i32.const $push[[L3:.+]]=, 0
18 ; CHECK: i32.store {{.*}}=, 12([[SP]]), $pop[[L3]]
19 store i32 0, i32* %retval
20 ; CHECK: i32.const [[L4:.+]]=, 16
21 ; CHECK-NEXT: i32.add [[SP]]=, [[SP]], [[L4]]
22 ; CHECK-NEXT: i32.const [[L5:.+]]=, __stack_pointer
23 ; CHECK-NEXT: i32.store [[SP]]=, 0([[L5]]), [[SP]]
27 ; CHECK-LABEL: alloca3264:
28 ; CHECK: .local i32, i32, i32, i32{{$}}
29 define void @alloca3264() {
30 ; CHECK: i32.const [[L1:.+]]=, __stack_pointer
31 ; CHECK-NEXT: i32.load [[L1]]=, 0([[L1]])
32 ; CHECK-NEXT: i32.const [[L2:.+]]=, 16
33 ; CHECK-NEXT: i32.sub [[SP:.+]]=, [[L1]], [[L2]]
36 ; CHECK: i32.const $push[[L3:.+]]=, 0
37 ; CHECK: i32.store {{.*}}=, 12([[SP]]), $pop[[L3]]
39 ; CHECK: i64.const $push[[L4:.+]]=, 0
40 ; CHECK: i64.store {{.*}}=, 0([[SP]]), $pop[[L4]]
41 store double 0.0, double* %r2
42 ; CHECK: i32.const [[L4:.+]]=, 16
43 ; CHECK-NEXT: i32.add [[SP]]=, [[SP]], [[L4]]
44 ; CHECK-NEXT: i32.const [[L5:.+]]=, __stack_pointer
45 ; CHECK-NEXT: i32.store [[SP]]=, 0([[L5]]), [[SP]]
49 ; CHECK-LABEL: allocarray:
50 ; CHECK: .local i32, i32, i32, i32, i32, i32{{$}}
51 define void @allocarray() {
52 ; CHECK: i32.const [[L1:.+]]=, __stack_pointer
53 ; CHECK-NEXT: i32.load [[L1]]=, 0([[L1]])
54 ; CHECK-NEXT: i32.const [[L2:.+]]=, 32
55 ; CHECK-NEXT: i32.sub [[SP:.+]]=, [[L1]], [[L2]]
57 ; CHECK: i32.const $push[[L3:.+]]=, 1
58 ; CHECK: i32.store {{.*}}=, 12([[SP]]), $pop[[L3]]
59 %p = getelementptr [5 x i32], [5 x i32]* %r, i32 0, i32 0
61 ; CHECK: i32.const $push[[L4:.+]]=, 4
62 ; CHECK: i32.const [[L5:.+]]=, 12
63 ; CHECK: i32.add [[L5]]=, [[SP]], [[L5]]
64 ; CHECK: i32.add $push[[L6:.+]]=, [[L5]], $pop[[L4]]
65 ; CHECK: i32.store {{.*}}=, 0($pop[[L6]]), ${{.+}}
66 %p2 = getelementptr [5 x i32], [5 x i32]* %r, i32 0, i32 1
68 ; CHECK: i32.const [[L7:.+]]=, 32
69 ; CHECK-NEXT: i32.add [[SP]]=, [[SP]], [[L7]]
70 ; CHECK-NEXT: i32.const [[L8:.+]]=, __stack_pointer
71 ; CHECK-NEXT: i32.store [[SP]]=, 0([[L7]]), [[SP]]
75 define void @dynamic_alloca(i32 %alloc) {
76 ; TODO: Support frame pointers
77 ;%r = alloca i32, i32 %alloc
81 ; TODO: test aligned alloc