1 ; RUN: opt < %s -sroa -S | FileCheck %s
2 ; RUN: opt < %s -sroa -force-ssa-updater -S | FileCheck %s
3 target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-n8:16:32:64"
5 define { i32, i32 } @test0(i32 %x, i32 %y) {
8 ; CHECK: insertvalue { i32, i32 }
9 ; CHECK: insertvalue { i32, i32 }
10 ; CHECK: ret { i32, i32 }
13 %a = alloca { i32, i32 }
15 store { i32, i32 } undef, { i32, i32 }* %a
17 %gep1 = getelementptr inbounds { i32, i32 }* %a, i32 0, i32 0
18 store i32 %x, i32* %gep1
19 %gep2 = getelementptr inbounds { i32, i32 }* %a, i32 0, i32 1
20 store i32 %y, i32* %gep2
22 %result = load { i32, i32 }* %a
23 ret { i32, i32 } %result
26 define { i32, i32 } @test1(i32 %x, i32 %y) {
27 ; FIXME: This may be too conservative. Duncan argues that we are allowed to
28 ; split the volatile load and store here but must produce volatile scalar loads
29 ; and stores from them.
33 ; CHECK: load volatile { i32, i32 }*
34 ; CHECK: store volatile { i32, i32 }
35 ; CHECK: ret { i32, i32 }
38 %a = alloca { i32, i32 }
39 %b = alloca { i32, i32 }
41 %gep1 = getelementptr inbounds { i32, i32 }* %a, i32 0, i32 0
42 store i32 %x, i32* %gep1
43 %gep2 = getelementptr inbounds { i32, i32 }* %a, i32 0, i32 1
44 store i32 %y, i32* %gep2
46 %result = load volatile { i32, i32 }* %a
47 store volatile { i32, i32 } %result, { i32, i32 }* %b
48 ret { i32, i32 } %result