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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
64 lines
1.8 KiB
LLVM
64 lines
1.8 KiB
LLVM
; Test that the inliner doesn't leave around dead allocas, and that it folds
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; uncond branches away after it is done specializing.
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; RUN: opt < %s -inline -S | \
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; RUN: not grep {alloca.*uses=0}
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; RUN: opt < %s -inline -S | \
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; RUN: not grep {br label}
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@A = weak global i32 0 ; <i32*> [#uses=1]
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@B = weak global i32 0 ; <i32*> [#uses=1]
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@C = weak global i32 0 ; <i32*> [#uses=1]
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define internal fastcc void @foo(i32 %X) {
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entry:
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%ALL = alloca i32, align 4 ; <i32*> [#uses=1]
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%tmp1 = and i32 %X, 1 ; <i32> [#uses=1]
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%tmp1.upgrd.1 = icmp eq i32 %tmp1, 0 ; <i1> [#uses=1]
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br i1 %tmp1.upgrd.1, label %cond_next, label %cond_true
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cond_true: ; preds = %entry
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store i32 1, i32* @A
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br label %cond_next
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cond_next: ; preds = %cond_true, %entry
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%tmp4 = and i32 %X, 2 ; <i32> [#uses=1]
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%tmp4.upgrd.2 = icmp eq i32 %tmp4, 0 ; <i1> [#uses=1]
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br i1 %tmp4.upgrd.2, label %cond_next7, label %cond_true5
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cond_true5: ; preds = %cond_next
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store i32 1, i32* @B
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br label %cond_next7
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cond_next7: ; preds = %cond_true5, %cond_next
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%tmp10 = and i32 %X, 4 ; <i32> [#uses=1]
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%tmp10.upgrd.3 = icmp eq i32 %tmp10, 0 ; <i1> [#uses=1]
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br i1 %tmp10.upgrd.3, label %cond_next13, label %cond_true11
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cond_true11: ; preds = %cond_next7
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store i32 1, i32* @C
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br label %cond_next13
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cond_next13: ; preds = %cond_true11, %cond_next7
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%tmp16 = and i32 %X, 8 ; <i32> [#uses=1]
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%tmp16.upgrd.4 = icmp eq i32 %tmp16, 0 ; <i1> [#uses=1]
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br i1 %tmp16.upgrd.4, label %UnifiedReturnBlock, label %cond_true17
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cond_true17: ; preds = %cond_next13
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call void @ext( i32* %ALL )
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ret void
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UnifiedReturnBlock: ; preds = %cond_next13
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ret void
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}
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declare void @ext(i32*)
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define void @test() {
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entry:
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tail call fastcc void @foo( i32 1 )
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tail call fastcc void @foo( i32 2 )
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tail call fastcc void @foo( i32 3 )
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tail call fastcc void @foo( i32 8 )
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ret void
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}
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