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llvm-mirror/test/Transforms/ADCE/2003-06-24-BasicFunctionality.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

42 lines
1.8 KiB
LLVM

; RUN: opt < %s -adce -simplifycfg -S | not grep then:
define void @dead_test8(i32* %data.1, i32 %idx.1) {
entry:
%tmp.1 = load i32* %data.1 ; <i32> [#uses=2]
%tmp.41 = icmp sgt i32 %tmp.1, 0 ; <i1> [#uses=1]
br i1 %tmp.41, label %no_exit.preheader, label %return
no_exit.preheader: ; preds = %entry
%tmp.11 = getelementptr i32* %data.1, i64 1 ; <i32*> [#uses=1]
%tmp.22-idxcast = sext i32 %idx.1 to i64 ; <i64> [#uses=1]
%tmp.28 = getelementptr i32* %data.1, i64 %tmp.22-idxcast ; <i32*> [#uses=1]
br label %no_exit
no_exit: ; preds = %endif, %no_exit.preheader
%k.1 = phi i32 [ %k.0, %endif ], [ 0, %no_exit.preheader ] ; <i32> [#uses=3]
%i.0 = phi i32 [ %inc.1, %endif ], [ 0, %no_exit.preheader ] ; <i32> [#uses=1]
%tmp.12 = load i32* %tmp.11 ; <i32> [#uses=1]
%tmp.14 = sub i32 0, %tmp.12 ; <i32> [#uses=1]
%tmp.161 = icmp ne i32 %k.1, %tmp.14 ; <i1> [#uses=1]
br i1 %tmp.161, label %then, label %else
then: ; preds = %no_exit
%inc.0 = add i32 %k.1, 1 ; <i32> [#uses=1]
br label %endif
else: ; preds = %no_exit
%dec = add i32 %k.1, -1 ; <i32> [#uses=1]
br label %endif
endif: ; preds = %else, %then
%k.0 = phi i32 [ %dec, %else ], [ %inc.0, %then ] ; <i32> [#uses=1]
store i32 2, i32* %tmp.28
%inc.1 = add i32 %i.0, 1 ; <i32> [#uses=2]
%tmp.4 = icmp slt i32 %inc.1, %tmp.1 ; <i1> [#uses=1]
br i1 %tmp.4, label %no_exit, label %return
return: ; preds = %endif, %entry
ret void
}