basic jump table test
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30592 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGen/Alpha/jmp_table.ll b/test/CodeGen/Alpha/jmp_table.ll
new file mode 100644
index 0000000..c6729e1
--- /dev/null
+++ b/test/CodeGen/Alpha/jmp_table.ll
@@ -0,0 +1,98 @@
+; try to check that we have the most important instructions, which shouldn't appear otherwise
+; RUN: llvm-as < %s | llc -march=alpha | grep 'jmp'
+; RUN: llvm-as < %s | llc -march=alpha | grep 'gprel32'
+; RUN: llvm-as < %s | llc -march=alpha | grep 'ldl'
+
+target endian = little
+target pointersize = 64
+target triple = "alphaev67-unknown-linux-gnu"
+%str = internal constant [2 x sbyte] c"1\00" ; <[2 x sbyte]*> [#uses=1]
+%str1 = internal constant [2 x sbyte] c"2\00" ; <[2 x sbyte]*> [#uses=1]
+%str2 = internal constant [2 x sbyte] c"3\00" ; <[2 x sbyte]*> [#uses=1]
+%str3 = internal constant [2 x sbyte] c"4\00" ; <[2 x sbyte]*> [#uses=1]
+%str4 = internal constant [2 x sbyte] c"5\00" ; <[2 x sbyte]*> [#uses=1]
+%str5 = internal constant [2 x sbyte] c"6\00" ; <[2 x sbyte]*> [#uses=1]
+%str6 = internal constant [2 x sbyte] c"7\00" ; <[2 x sbyte]*> [#uses=1]
+%str7 = internal constant [2 x sbyte] c"8\00" ; <[2 x sbyte]*> [#uses=1]
+
+implementation ; Functions:
+
+int %main(int %x, sbyte** %y) {
+entry:
+ %x_addr = alloca int ; <int*> [#uses=2]
+ %y_addr = alloca sbyte** ; <sbyte***> [#uses=1]
+ %retval = alloca int, align 4 ; <int*> [#uses=2]
+ %tmp = alloca int, align 4 ; <int*> [#uses=2]
+ %foo = alloca sbyte*, align 8 ; <sbyte**> [#uses=9]
+ "alloca point" = cast int 0 to int ; <int> [#uses=0]
+ store int %x, int* %x_addr
+ store sbyte** %y, sbyte*** %y_addr
+ %tmp = load int* %x_addr ; <int> [#uses=1]
+ switch int %tmp, label %bb15 [
+ int 1, label %bb
+ int 2, label %bb1
+ int 3, label %bb3
+ int 4, label %bb5
+ int 5, label %bb7
+ int 6, label %bb9
+ int 7, label %bb11
+ int 8, label %bb13
+ ]
+
+bb: ; preds = %entry
+ %tmp = getelementptr [2 x sbyte]* %str, int 0, ulong 0 ; <sbyte*> [#uses=1]
+ store sbyte* %tmp, sbyte** %foo
+ br label %bb16
+
+bb1: ; preds = %entry
+ %tmp2 = getelementptr [2 x sbyte]* %str1, int 0, ulong 0 ; <sbyte*> [#uses=1]
+ store sbyte* %tmp2, sbyte** %foo
+ br label %bb16
+
+bb3: ; preds = %entry
+ %tmp4 = getelementptr [2 x sbyte]* %str2, int 0, ulong 0 ; <sbyte*> [#uses=1]
+ store sbyte* %tmp4, sbyte** %foo
+ br label %bb16
+
+bb5: ; preds = %entry
+ %tmp6 = getelementptr [2 x sbyte]* %str3, int 0, ulong 0 ; <sbyte*> [#uses=1]
+ store sbyte* %tmp6, sbyte** %foo
+ br label %bb16
+
+bb7: ; preds = %entry
+ %tmp8 = getelementptr [2 x sbyte]* %str4, int 0, ulong 0 ; <sbyte*> [#uses=1]
+ store sbyte* %tmp8, sbyte** %foo
+ br label %bb16
+
+bb9: ; preds = %entry
+ %tmp10 = getelementptr [2 x sbyte]* %str5, int 0, ulong 0 ; <sbyte*> [#uses=1]
+ store sbyte* %tmp10, sbyte** %foo
+ br label %bb16
+
+bb11: ; preds = %entry
+ %tmp12 = getelementptr [2 x sbyte]* %str6, int 0, ulong 0 ; <sbyte*> [#uses=1]
+ store sbyte* %tmp12, sbyte** %foo
+ br label %bb16
+
+bb13: ; preds = %entry
+ %tmp14 = getelementptr [2 x sbyte]* %str7, int 0, ulong 0 ; <sbyte*> [#uses=1]
+ store sbyte* %tmp14, sbyte** %foo
+ br label %bb16
+
+bb15: ; preds = %entry
+ br label %bb16
+
+bb16: ; preds = %bb15, %bb13, %bb11, %bb9, %bb7, %bb5, %bb3, %bb1, %bb
+ %tmp17 = load sbyte** %foo ; <sbyte*> [#uses=1]
+ %tmp18 = call int (...)* %print( sbyte* %tmp17 ) ; <int> [#uses=0]
+ store int 0, int* %tmp
+ %tmp19 = load int* %tmp ; <int> [#uses=1]
+ store int %tmp19, int* %retval
+ br label %return
+
+return: ; preds = %bb16
+ %retval = load int* %retval ; <int> [#uses=1]
+ ret int %retval
+}
+
+declare int %print(...)