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f2f6ce65b7
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
35 lines
1.0 KiB
LLVM
35 lines
1.0 KiB
LLVM
; RUN: opt < %s -analyze -scalar-evolution -disable-output \
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; RUN: | grep {\{%d,+,\[^\{\}\]\*\}<bb>}
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; ScalarEvolution should be able to understand the loop and eliminate the casts.
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define void @foo(i32* nocapture %d, i32 %n) nounwind {
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entry:
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%0 = icmp sgt i32 %n, 0 ; <i1> [#uses=1]
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br i1 %0, label %bb.nph, label %return
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bb.nph: ; preds = %entry
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br label %bb
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bb: ; preds = %bb1, %bb.nph
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%i.02 = phi i32 [ %5, %bb1 ], [ 0, %bb.nph ] ; <i32> [#uses=2]
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%p.01 = phi i8 [ %4, %bb1 ], [ -1, %bb.nph ] ; <i8> [#uses=2]
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%1 = sext i8 %p.01 to i32 ; <i32> [#uses=1]
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%2 = sext i32 %i.02 to i64 ; <i64> [#uses=1]
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%3 = getelementptr i32* %d, i64 %2 ; <i32*> [#uses=1]
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store i32 %1, i32* %3, align 4
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%4 = add i8 %p.01, 1 ; <i8> [#uses=1]
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%5 = add i32 %i.02, 1 ; <i32> [#uses=2]
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br label %bb1
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bb1: ; preds = %bb
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%6 = icmp slt i32 %5, %n ; <i1> [#uses=1]
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br i1 %6, label %bb, label %bb1.return_crit_edge
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bb1.return_crit_edge: ; preds = %bb1
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br label %return
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return: ; preds = %bb1.return_crit_edge, %entry
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ret void
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}
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