new testcase

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30289 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/CodeGen/X86/loop-hoist.ll b/test/CodeGen/X86/loop-hoist.ll
new file mode 100644 (file)
index 0000000..6c6347e
--- /dev/null
+++ b/test/CodeGen/X86/loop-hoist.ll
@@ -0,0 +1,25 @@
+; RUN: llvm-as < %s | llc -relocation-model=dynamic-no-pic -mtriple=i686-apple-darwin8.7.2 | grep L_Arr.non_lazy_ptr &&
+; RUN: llvm-as < %s | llc -relocation-model=dynamic-no-pic -mtriple=i686-apple-darwin8.7.2 | %prcontext L_Arr.non_lazy_ptr 1 | grep '4(%esp)'
+
+%Arr = external global [0 x int]                ; <[0 x int]*> [#uses=2]
+
+implementation   ; Functions:
+
+void %foo(int %N) {
+entry:
+        %N = cast int %N to uint                ; <uint> [#uses=1]
+        br label %cond_true
+
+cond_true:              ; preds = %cond_true, %entry
+        %indvar = phi uint [ 0, %entry ], [ %indvar.next, %cond_true ]          ; <uint> [#uses=3]
+        %i.0.0 = cast uint %indvar to int               ; <int> [#uses=1]
+        %tmp = getelementptr [0 x int]* %Arr, int 0, uint %indvar               ; <int*> [#uses=1]
+        store int %i.0.0, int* %tmp
+        %indvar.next = add uint %indvar, 1              ; <uint> [#uses=2]
+        %exitcond = seteq uint %indvar.next, %N         ; <bool> [#uses=1]
+        br bool %exitcond, label %return, label %cond_true
+
+return:         ; preds = %cond_true, %entry
+        ret void
+}
+