1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
|
; This testcase shows that scalarrepl is able to replace struct alloca's which
; are directly loaded from or stored to (using the first class aggregates
; feature).
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"
; RUN: opt < %s -scalarrepl -S > %t
; RUN: cat %t | not grep alloca
%struct.foo = type { i32, i32 }
define i32 @test(%struct.foo* %P) {
entry:
%L = alloca %struct.foo, align 8 ; <%struct.foo*> [#uses=2]
%V = load %struct.foo, %struct.foo* %P
store %struct.foo %V, %struct.foo* %L
%tmp4 = getelementptr %struct.foo, %struct.foo* %L, i32 0, i32 0 ; <i32*> [#uses=1]
%tmp5 = load i32, i32* %tmp4 ; <i32> [#uses=1]
ret i32 %tmp5
}
define %struct.foo @test2(i32 %A, i32 %B) {
entry:
%L = alloca %struct.foo, align 8 ; <%struct.foo*> [#uses=2]
%L.0 = getelementptr %struct.foo, %struct.foo* %L, i32 0, i32 0
store i32 %A, i32* %L.0
%L.1 = getelementptr %struct.foo, %struct.foo* %L, i32 0, i32 1
store i32 %B, i32* %L.1
%V = load %struct.foo, %struct.foo* %L
ret %struct.foo %V
}
|
