1 ; RUN: opt < %s -loop-reduce -S | grep phi | count 1
2 ; RUN: opt < %s -loop-reduce -S | grep mul | count 1
4 ; Make sure examining a fuller expression outside the loop doesn't cause us to create a second
6 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"
7 target triple = "i386-apple-darwin9.5"
8 %struct.anon = type { %struct.obj*, %struct.obj* }
9 %struct.obj = type { i16, i16, { %struct.anon } }
10 @heap_size = external global i32 ; <i32*> [#uses=1]
11 @"\01LC85" = external constant [39 x i8] ; <[39 x i8]*> [#uses=1]
13 declare i32 @sprintf(i8*, i8*, ...) nounwind
15 define %struct.obj* @gc_status(%struct.obj* %args) nounwind {
19 bb.i2: ; preds = %bb2.i3
20 %indvar.next24 = add i32 %m.0.i, 1 ; <i32> [#uses=1]
23 bb1.i: ; preds = %bb.i2, %entry
24 %m.0.i = phi i32 [ 0, %entry ], [ %indvar.next24, %bb.i2 ] ; <i32> [#uses=4]
25 %0 = icmp slt i32 %m.0.i, 0 ; <i1> [#uses=1]
26 br i1 %0, label %bb2.i3, label %nactive_heaps.exit
28 bb2.i3: ; preds = %bb1.i
29 %1 = load %struct.obj*, %struct.obj** null, align 4 ; <%struct.obj*> [#uses=1]
30 %2 = icmp eq %struct.obj* %1, null ; <i1> [#uses=1]
31 br i1 %2, label %nactive_heaps.exit, label %bb.i2
33 nactive_heaps.exit: ; preds = %bb2.i3, %bb1.i
34 %3 = load i32, i32* @heap_size, align 4 ; <i32> [#uses=1]
35 %4 = mul i32 %3, %m.0.i ; <i32> [#uses=1]
36 %5 = sub i32 %4, 0 ; <i32> [#uses=1]
37 %6 = tail call i32 (i8*, i8*, ...) @sprintf(i8* null, i8* getelementptr ([39 x i8], [39 x i8]* @"\01LC85", i32 0, i32 0), i32 %m.0.i, i32 0, i32 %5, i32 0) nounwind ; <i32> [#uses=0]