Add a test case for APInt bug fix in r51999.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@52000 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 60 insertions, 0 deletions

diff --git a/test/ExecutionEngine/2008-06-05-APInt-OverAShr.ll b/test/ExecutionEngine/2008-06-05-APInt-OverAShr.ll
new file mode 100644
index 0000000000..02b65b13f3
--- /dev/null
+++ b/test/ExecutionEngine/2008-06-05-APInt-OverAShr.ll
@@ -0,0 +1,60 @@
+; RUN: llvm-as %s -f -o %t.bc
+; RUN: lli -force-interpreter=true %t.bc | grep 1
+
+target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:32:32"
+target triple = "i686-pc-linux-gnu"
+@.str = internal constant [10 x i8] c"MSB = %d\0A\00"		; <[10 x i8]*> [#uses=1]
+
+define i65 @foo(i65 %x) {
+entry:
+	%x_addr = alloca i65		; <i65*> [#uses=2]
+	%retval = alloca i65		; <i65*> [#uses=2]
+	%tmp = alloca i65		; <i65*> [#uses=2]
+	%"alloca point" = bitcast i65 0 to i65		; <i65> [#uses=0]
+	store i65 %x, i65* %x_addr
+	%tmp1 = load i65* %x_addr, align 4		; <i65> [#uses=1]
+	%tmp2 = ashr i65 %tmp1, 65		; <i65> [#uses=1]
+	store i65 %tmp2, i65* %tmp, align 4
+	%tmp3 = load i65* %tmp, align 4		; <i65> [#uses=1]
+	store i65 %tmp3, i65* %retval, align 4
+	br label %return
+
+return:		; preds = %entry
+	%retval4 = load i65* %retval		; <i65> [#uses=1]
+	ret i65 %retval4
+}
+
+define i32 @main() {
+entry:
+	%retval = alloca i32		; <i32*> [#uses=1]
+	%iftmp.0 = alloca i32		; <i32*> [#uses=3]
+	%"alloca point" = bitcast i32 0 to i32		; <i32> [#uses=0]
+	%tmp = call i65 @foo( i65 -9 )		; <i65> [#uses=1]
+	%tmp1 = lshr i65 %tmp, 64		; <i65> [#uses=1]
+	%tmp2 = xor i65 %tmp1, 1		; <i65> [#uses=1]
+	%tmp3 = and i65 %tmp2, 1		; <i65> [#uses=1]
+	%tmp34 = trunc i65 %tmp3 to i8		; <i8> [#uses=1]
+	%toBool = icmp ne i8 %tmp34, 0		; <i1> [#uses=1]
+	br i1 %toBool, label %cond_true, label %cond_false
+
+cond_true:		; preds = %entry
+	store i32 0, i32* %iftmp.0, align 4
+	br label %cond_next
+
+cond_false:		; preds = %entry
+	store i32 1, i32* %iftmp.0, align 4
+	br label %cond_next
+
+cond_next:		; preds = %cond_false, %cond_true
+	%tmp5 = getelementptr [10 x i8]* @.str, i32 0, i32 0		; <i8*> [#uses=1]
+	%tmp6 = load i32* %iftmp.0, align 4		; <i32> [#uses=1]
+	%tmp7 = call i32 (i8*, ...)* @printf( i8* noalias  %tmp5, i32 %tmp6 ) nounwind 		; <i32> [#uses=0]
+	br label %return
+
+return:		; preds = %cond_next
+    store i32 0, i32* %retval, align 4
+	%retval8 = load i32* %retval		; <i32> [#uses=1]
+	ret i32 %retval8
+}
+
+declare i32 @printf(i8* noalias , ...) nounwind