blob: e5a1d679fc29abf5dca195035d2592249ae4d496 [file] [log] [blame]
Dan Gohman18800922009-09-11 18:01:28 +00001; RUN: opt < %s -sccp -simplifycfg -S | \
Reid Spencera551c042007-04-15 09:21:47 +00002; RUN: not grep then:
Chris Lattner4ded20b2003-06-24 20:29:36 +00003
Tanya Lattner1d526b92008-03-19 04:14:49 +00004define void @cprop_test11(i32* %data.1) {
5entry:
David Blaikiea79ac142015-02-27 21:17:42 +00006 %tmp.1 = load i32, i32* %data.1 ; <i32> [#uses=3]
Tanya Lattner1d526b92008-03-19 04:14:49 +00007 %tmp.41 = icmp sgt i32 %tmp.1, 1 ; <i1> [#uses=1]
8 br i1 %tmp.41, label %no_exit, label %loopexit
9no_exit: ; preds = %endif, %then, %entry
10 %j.0 = phi i32 [ %j.0, %endif ], [ %i.0, %then ], [ 1, %entry ] ; <i32> [#uses=3]
11 %i.0 = phi i32 [ %inc, %endif ], [ %inc1, %then ], [ 1, %entry ] ; <i32> [#uses=4]
12 %tmp.8.not = icmp ne i32 %j.0, 0 ; <i1> [#uses=1]
13 br i1 %tmp.8.not, label %endif, label %then
Chris Lattner4ded20b2003-06-24 20:29:36 +000014then: ; preds = %no_exit
Tanya Lattner1d526b92008-03-19 04:14:49 +000015 %inc1 = add i32 %i.0, 1 ; <i32> [#uses=3]
16 %tmp.42 = icmp slt i32 %inc1, %tmp.1 ; <i1> [#uses=1]
17 br i1 %tmp.42, label %no_exit, label %loopexit
Chris Lattner4ded20b2003-06-24 20:29:36 +000018endif: ; preds = %no_exit
Tanya Lattner1d526b92008-03-19 04:14:49 +000019 %inc = add i32 %i.0, 1 ; <i32> [#uses=3]
20 %tmp.4 = icmp slt i32 %inc, %tmp.1 ; <i1> [#uses=1]
21 br i1 %tmp.4, label %no_exit, label %loopexit
22loopexit: ; preds = %endif, %then, %entry
23 %j.1 = phi i32 [ 1, %entry ], [ %j.0, %endif ], [ %i.0, %then ] ; <i32> [#uses=1]
24 %i.1 = phi i32 [ 1, %entry ], [ %inc, %endif ], [ %inc1, %then ] ; <i32> [#uses=1]
David Blaikie79e6c742015-02-27 19:29:02 +000025 %tmp.17 = getelementptr i32, i32* %data.1, i64 1 ; <i32*> [#uses=1]
Tanya Lattner1d526b92008-03-19 04:14:49 +000026 store i32 %j.1, i32* %tmp.17
David Blaikie79e6c742015-02-27 19:29:02 +000027 %tmp.23 = getelementptr i32, i32* %data.1, i64 2 ; <i32*> [#uses=1]
Tanya Lattner1d526b92008-03-19 04:14:49 +000028 store i32 %i.1, i32* %tmp.23
Chris Lattner4ded20b2003-06-24 20:29:36 +000029 ret void
30}