From 4e6d8eb36742234f167c561f971d4ecfe1279fce Mon Sep 17 00:00:00 2001 From: Owen Anderson Date: Fri, 26 May 2006 21:59:20 +0000 Subject: [PATCH] Trivial testcase that LCSSA can already handle. llvm-svn: 28508 --- test/Regression/Transforms/LCSSA/basictest.ll | 25 +++++++++++++++++++ test/Regression/Transforms/LCSSA/dg.exp | 3 +++ 2 files changed, 28 insertions(+) create mode 100644 test/Regression/Transforms/LCSSA/basictest.ll create mode 100644 test/Regression/Transforms/LCSSA/dg.exp diff --git a/test/Regression/Transforms/LCSSA/basictest.ll b/test/Regression/Transforms/LCSSA/basictest.ll new file mode 100644 index 00000000000..163a3ef4f1e --- /dev/null +++ b/test/Regression/Transforms/LCSSA/basictest.ll @@ -0,0 +1,25 @@ +; RUN: llvm-as < %s | opt -lcssa | llvm-dis | grep "%lcssa = phi int" + +void %lcssa(bool %S2) { +entry: + br label %loop.interior + +loop.interior: ; preds = %entry + br bool %S2, label %if.true, label %if.false + +if.true: + %X1 = add int 0, 0 + br label %post.if + +if.false: + %X2 = add int 0, 1 + br label %post.if + +post.if: + %X3 = phi int [%X1, %if.true], [%X2, %if.false] + br bool %S2, label %loop.exit, label %loop.interior + +loop.exit: + %X4 = add int 3, %X3 + ret void +} \ No newline at end of file diff --git a/test/Regression/Transforms/LCSSA/dg.exp b/test/Regression/Transforms/LCSSA/dg.exp new file mode 100644 index 00000000000..142de8a6c8f --- /dev/null +++ b/test/Regression/Transforms/LCSSA/dg.exp @@ -0,0 +1,3 @@ +load_lib llvm-dg.exp + +llvm-runtest [lsort [glob -nocomplain $srcdir/$subdir/*.{ll,llx,c,cpp,tr}]] $objdir $srcdir $subdir $target_triplet $llvmgcc $llvmgxx $prcontext $llvmgcc_version