1 ; RUN: llc < %s -asm-verbose=false -wasm-disable-explicit-locals -wasm-keep-registers -fast-isel -fast-isel-abort=1 | FileCheck %s
3 ; TODO: Merge this with offset.ll when fast-isel matches better.
5 target datalayout = "e-m:e-p:32:32-i64:64-n32:64-S128"
6 target triple = "wasm32-unknown-unknown"
8 ; CHECK-LABEL: store_i8_with_variable_gep_offset:
9 ; CHECK: i32.add $push[[L0:[0-9]+]]=, $0, $1{{$}}
10 ; CHECK: i32.const $push[[L1:[0-9]+]]=, 0{{$}}
11 ; CHECK: i32.store8 0($pop[[L0]]), $pop[[L1]]{{$}}
12 define void @store_i8_with_variable_gep_offset(i8* %p, i32 %idx) {
13 %s = getelementptr inbounds i8, i8* %p, i32 %idx
18 ; CHECK-LABEL: store_i8_with_array_alloca_gep:
19 ; CHECK: global.get $push[[L0:[0-9]+]]=, __stack_pointer
20 ; CHECK: i32.const $push[[L1:[0-9]+]]=, 32{{$}}
21 ; CHECK: i32.sub $push[[L2:[0-9]+]]=, $pop[[L0]], $pop[[L1]]{{$}}
22 ; CHECK: local.copy $push[[L3:[0-9]+]]=, $pop[[L2]]
23 ; CHECK: i32.add $push[[L4:[0-9]+]]=, $pop[[L3]], $0{{$}}
24 ; CHECK: i32.const $push[[L5:[0-9]+]]=, 0{{$}}
25 ; CHECK: i32.store8 0($pop[[L4]]), $pop[[L5]]{{$}}
26 define hidden void @store_i8_with_array_alloca_gep(i32 %idx) {
27 %A = alloca [30 x i8], align 16
28 %s = getelementptr inbounds [30 x i8], [30 x i8]* %A, i32 0, i32 %idx
29 store i8 0, i8* %s, align 1
33 ; CHECK-LABEL: store_i32_with_unfolded_gep_offset:
34 ; CHECK: i32.const $push[[L0:[0-9]+]]=, 24{{$}}
35 ; CHECK: i32.add $push[[L1:[0-9]+]]=, $0, $pop[[L0]]{{$}}
36 ; CHECK: i32.const $push[[L2:[0-9]+]]=, 0{{$}}
37 ; CHECK: i32.store 0($pop[[L1]]), $pop[[L2]]{{$}}
38 define void @store_i32_with_unfolded_gep_offset(i32* %p) {
39 %s = getelementptr i32, i32* %p, i32 6
44 ; CHECK-LABEL: store_i32_with_folded_gep_offset:
45 ; CHECK: i32.store 24($0), $pop{{[0-9]+$}}
46 define void @store_i32_with_folded_gep_offset(i32* %p) {
47 %s = getelementptr inbounds i32, i32* %p, i32 6
52 ; CHECK-LABEL: load_i32_with_folded_gep_offset:
53 ; CHECK: i32.load $push{{[0-9]+}}=, 24($0){{$}}
54 define i32 @load_i32_with_folded_gep_offset(i32* %p) {
55 %s = getelementptr inbounds i32, i32* %p, i32 6
56 %t = load i32, i32* %s
60 ; CHECK-LABEL: store_i64_with_unfolded_gep_offset:
61 ; CHECK: i32.const $push[[L0:[0-9]+]]=, 24{{$}}
62 ; CHECK: i32.add $push[[L1:[0-9]+]]=, $0, $pop[[L0]]{{$}}
63 ; CHECK: i64.const $push[[L2:[0-9]+]]=, 0{{$}}
64 ; CHECK: i64.store 0($pop[[L1]]), $pop[[L2]]{{$}}
65 define void @store_i64_with_unfolded_gep_offset(i64* %p) {
66 %s = getelementptr i64, i64* %p, i32 3
71 ; CHECK-LABEL: store_i8_with_folded_gep_offset:
72 ; CHECK: i32.store8 24($0), $pop{{[0-9]+$}}
73 define void @store_i8_with_folded_gep_offset(i8* %p) {
74 %s = getelementptr inbounds i8, i8* %p, i32 24
79 ; CHECK-LABEL: load_i8_u_with_folded_offset:
80 ; CHECK: i32.load8_u $push{{[0-9]+}}=, 24($0){{$}}
81 define i32 @load_i8_u_with_folded_offset(i8* %p) {
82 %q = ptrtoint i8* %p to i32
83 %r = add nuw i32 %q, 24
84 %s = inttoptr i32 %r to i8*
86 %u = zext i8 %t to i32
90 ; TODO: this should be load8_s, need to fold sign-/zero-extend in fast-isel
91 ; CHECK-LABEL: load_i8_s_with_folded_offset:
92 ; CHECK: i32.load8_u $push{{[0-9]+}}=, 24($0){{$}}
93 define i32 @load_i8_s_with_folded_offset(i8* %p) {
94 %q = ptrtoint i8* %p to i32
95 %r = add nuw i32 %q, 24
96 %s = inttoptr i32 %r to i8*
98 %u = sext i8 %t to i32