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llvm-mirror/test/Transforms/LoopIndexSplit/OneIterLoop3-2007-08-17.ll
Dan Gohman 205b641954 Change tests from "opt %s" to "opt < %s" so that opt doesn't see the
input filename so that opt doesn't print the input filename in the
output so that grep lines in the tests don't unintentionally match
strings in the input filename.

llvm-svn: 81537
2009-09-11 18:01:28 +00:00

35 lines
1.2 KiB
LLVM

; Loop is elimianted. Save last value assignments, including induction variable.
; RUN: opt < %s -loop-index-split -disable-output -stats | not grep "loop-index-split"
declare i32 @foo(i32)
declare i32 @bar(i32, i32)
define void @foobar(i32 %a, i32 %b) {
entry:
br label %bb
bb: ; preds = %cond_next, %entry
%i.01.0 = phi i32 [ 0, %entry ], [ %tmp8, %cond_next ] ; <i32> [#uses=3]
%tsum.16.0 = phi i32 [ 42, %entry ], [ %tsum.0, %cond_next ] ; <i32> [#uses=2]
%tmp1 = icmp eq i32 %i.01.0, 50 ; <i1> [#uses=1]
br i1 %tmp1, label %cond_true, label %cond_next
cond_true: ; preds = %bb
%tmp4 = tail call i32 @foo( i32 %i.01.0 ) ; <i32> [#uses=1]
%tmp6 = add i32 %tmp4, %tsum.16.0 ; <i32> [#uses=1]
br label %cond_next
cond_next: ; preds = %bb, %cond_true
%tsum.0 = phi i32 [ %tmp6, %cond_true ], [ %tsum.16.0, %bb ] ; <i32> [#uses=2]
%tmp8 = add i32 %i.01.0, 1 ; <i32> [#uses=3]
%tmp11 = icmp slt i32 %tmp8, 100 ; <i1> [#uses=1]
br i1 %tmp11, label %bb, label %bb14
bb14: ; preds = %cond_next
%tmp8.lcssa = phi i32 [ %tmp8, %cond_next ] ; <i32> [#uses=1]
%tsum.0.lcssa = phi i32 [ %tsum.0, %cond_next ] ; <i32> [#uses=1]
%tmp17 = tail call i32 @bar( i32 %tmp8.lcssa, i32 %tsum.0.lcssa ) ; <i32> [#uses=0]
ret void
}