llvm-6502/test/Transforms/IndVarSimplify/complex-scev.ll
Dan Gohman f2f6ce65b7 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.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81537 91177308-0d34-0410-b5e6-96231b3b80d8
2009-09-11 18:01:28 +00:00

30 lines
963 B
LLVM

; The i induction variable looks like a wrap-around, but it really is just
; a simple affine IV. Make sure that indvars eliminates it.
; RUN: opt < %s -indvars -S | grep phi | count 1
define void @foo() {
entry:
br label %bb6
bb6: ; preds = %cond_true, %entry
%j.0 = phi i32 [ 1, %entry ], [ %tmp5, %cond_true ] ; <i32> [#uses=3]
%i.0 = phi i32 [ 0, %entry ], [ %j.0, %cond_true ] ; <i32> [#uses=1]
%tmp7 = call i32 (...)* @foo2( ) ; <i32> [#uses=1]
%tmp = icmp ne i32 %tmp7, 0 ; <i1> [#uses=1]
br i1 %tmp, label %cond_true, label %return
cond_true: ; preds = %bb6
%tmp2 = call i32 (...)* @bar( i32 %i.0, i32 %j.0 ) ; <i32> [#uses=0]
%tmp5 = add i32 %j.0, 1 ; <i32> [#uses=1]
br label %bb6
return: ; preds = %bb6
ret void
}
declare i32 @bar(...)
declare i32 @foo2(...)