blob: 9d5148f9be6fdf5e4d9b88c76d88dd583aebb616 [file] [log] [blame]
Victor Hernandez9d0b7042009-11-07 00:16:28 +00001; RUN: opt < %s -globalopt -S | FileCheck %s
2target datalayout = "E-p:64:64:64-a0:0:8-f32:32:32-f64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-v64:64:64-v128:128:128"
Chris Lattnerca174222008-12-15 19:42:05 +00003
4 %struct.foo = type { i32, i32 }
5@X = internal global %struct.foo* null
Victor Hernandez9d0b7042009-11-07 00:16:28 +00006; CHECK: @X.f0
7; CHECK: @X.f1
Chris Lattnerca174222008-12-15 19:42:05 +00008
Victor Hernandez9d0b7042009-11-07 00:16:28 +00009define void @bar(i64 %Size) nounwind noinline {
Chris Lattnerca174222008-12-15 19:42:05 +000010entry:
Victor Hernandez9d0b7042009-11-07 00:16:28 +000011 %mallocsize = mul i64 %Size, 8 ; <i64> [#uses=1]
12 %malloccall = tail call i8* @malloc(i64 %mallocsize) ; <i8*> [#uses=1]
13 %.sub = bitcast i8* %malloccall to %struct.foo* ; <%struct.foo*> [#uses=1]
Chris Lattnerca174222008-12-15 19:42:05 +000014 store %struct.foo* %.sub, %struct.foo** @X, align 4
15 ret void
16}
17
Victor Hernandez9d0b7042009-11-07 00:16:28 +000018declare noalias i8* @malloc(i64)
19
Chris Lattnerca174222008-12-15 19:42:05 +000020define i32 @baz() nounwind readonly noinline {
21bb1.thread:
22 %0 = load %struct.foo** @X, align 4
23 br label %bb1
24
25bb1: ; preds = %bb1, %bb1.thread
26 %i.0.reg2mem.0 = phi i32 [ 0, %bb1.thread ], [ %indvar.next, %bb1 ]
27 %sum.0.reg2mem.0 = phi i32 [ 0, %bb1.thread ], [ %3, %bb1 ]
28 %1 = getelementptr %struct.foo* %0, i32 %i.0.reg2mem.0, i32 0
29 %2 = load i32* %1, align 4
30 %3 = add i32 %2, %sum.0.reg2mem.0
31 %indvar.next = add i32 %i.0.reg2mem.0, 1
32 %exitcond = icmp eq i32 %indvar.next, 1200
33 br i1 %exitcond, label %bb2, label %bb1
34
35bb2: ; preds = %bb1
36 ret i32 %3
37}
38