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llvm-6502/test/Transforms/LoopUnswitch/basictest.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

32 lines
1.2 KiB
LLVM

; RUN: opt < %s -loop-unswitch -disable-output
define i32 @test(i32* %A, i1 %C) {
entry:
br label %no_exit
no_exit: ; preds = %no_exit.backedge, %entry
%i.0.0 = phi i32 [ 0, %entry ], [ %i.0.0.be, %no_exit.backedge ] ; <i32> [#uses=3]
%gep.upgrd.1 = zext i32 %i.0.0 to i64 ; <i64> [#uses=1]
%tmp.7 = getelementptr i32* %A, i64 %gep.upgrd.1 ; <i32*> [#uses=4]
%tmp.13 = load i32* %tmp.7 ; <i32> [#uses=2]
%tmp.14 = add i32 %tmp.13, 1 ; <i32> [#uses=1]
store i32 %tmp.14, i32* %tmp.7
br i1 %C, label %then, label %endif
then: ; preds = %no_exit
%tmp.29 = load i32* %tmp.7 ; <i32> [#uses=1]
%tmp.30 = add i32 %tmp.29, 2 ; <i32> [#uses=1]
store i32 %tmp.30, i32* %tmp.7
%inc9 = add i32 %i.0.0, 1 ; <i32> [#uses=2]
%tmp.112 = icmp ult i32 %inc9, 100000 ; <i1> [#uses=1]
br i1 %tmp.112, label %no_exit.backedge, label %return
no_exit.backedge: ; preds = %endif, %then
%i.0.0.be = phi i32 [ %inc9, %then ], [ %inc, %endif ] ; <i32> [#uses=1]
br label %no_exit
endif: ; preds = %no_exit
%inc = add i32 %i.0.0, 1 ; <i32> [#uses=2]
%tmp.1 = icmp ult i32 %inc, 100000 ; <i1> [#uses=1]
br i1 %tmp.1, label %no_exit.backedge, label %return
return: ; preds = %endif, %then
ret i32 %tmp.13
}