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
|
; RUN: opt < %s -globalopt | llvm-dis
target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128"
target triple = "i386-apple-darwin7"
%struct.foo = type { i32, i32 }
@X = internal global %struct.foo* null ; <%struct.foo**> [#uses=2]
define void @bar(i32 %Size) nounwind noinline {
entry:
%tmp = malloc [1000000 x %struct.foo] ; <[1000000 x %struct.foo]*> [#uses=1]
%.sub = getelementptr [1000000 x %struct.foo]* %tmp, i32 0, i32 0 ; <%struct.foo*> [#uses=1]
store %struct.foo* %.sub, %struct.foo** @X, align 4
ret void
}
define i32 @baz() nounwind readonly noinline {
bb1.thread:
%tmpLD1 = load %struct.foo** @X, align 4 ; <%struct.foo*> [#uses=3]
store %struct.foo* %tmpLD1, %struct.foo** null
br label %bb1
bb1: ; preds = %bb1, %bb1.thread
%tmp = phi %struct.foo* [ %tmpLD1, %bb1.thread ], [ %tmpLD1, %bb1 ] ; <%struct.foo*> [#uses=0]
br i1 false, label %bb2, label %bb1
bb2: ; preds = %bb1
ret i32 0
}
|
