xref: /llvm-project/llvm/test/Transforms/CodeGenPrepare/X86/sink-addrspacecast.ll (revision f1ec0d12bb0843f0deab83ef2b5cf1339cbc4f0b)
1; RUN: opt -S -passes='require<profile-summary>,function(codegenprepare)' < %s | FileCheck %s -check-prefix=CHECK -check-prefix=GEP
2
3target datalayout =
4"e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128"
5target triple = "x86_64-unknown-linux-gnu"
6
7; CHECK-LABEL: @load_cast_gep
8; GEP: [[CAST:%[0-9]+]] = addrspacecast ptr %base to ptr addrspace(1)
9; GEP: getelementptr inbounds i8, ptr addrspace(1) [[CAST]], i64 40
10define void @load_cast_gep(i1 %cond, ptr %base) {
11entry:
12  %addr = getelementptr inbounds i64, ptr %base, i64 5
13  %casted = addrspacecast ptr %addr to ptr addrspace(1)
14  br i1 %cond, label %if.then, label %fallthrough
15
16if.then:
17  %v = load i32, ptr addrspace(1) %casted, align 4
18  br label %fallthrough
19
20fallthrough:
21  ret void
22}
23
24; CHECK-LABEL: @store_gep_cast
25; GEP: [[CAST:%[0-9]+]] = addrspacecast ptr %base to ptr addrspace(1)
26; GEP: getelementptr inbounds i8, ptr addrspace(1) [[CAST]], i64 20
27define void @store_gep_cast(i1 %cond, ptr %base) {
28entry:
29  %casted = addrspacecast ptr %base to ptr addrspace(1)
30  %addr = getelementptr inbounds i32, ptr addrspace(1) %casted, i64 5
31  br i1 %cond, label %if.then, label %fallthrough
32
33if.then:
34  store i32 0, ptr addrspace(1) %addr, align 4
35  br label %fallthrough
36
37fallthrough:
38  ret void
39}
40