new testcase for a recent rlwimi crash.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28242 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/CodeGen/PowerPC/2006-05-12-rlwimi-crash.ll b/test/CodeGen/PowerPC/2006-05-12-rlwimi-crash.ll
new file mode 100644 (file)
index 0000000..283f935
--- /dev/null
+++ b/test/CodeGen/PowerPC/2006-05-12-rlwimi-crash.ll
@@ -0,0 +1,60 @@
+; RUN: llvm-as < %s | llc -march=ppc32
+
+       %struct.attr_desc = type { sbyte*, %struct.attr_desc*, %struct.attr_value*, %struct.attr_value*, uint }
+       %struct.attr_value = type { %struct.rtx_def*, %struct.attr_value*, %struct.insn_ent*, int, int }
+       %struct.insn_def = type { %struct.insn_def*, %struct.rtx_def*, int, int, int, int, int }
+       %struct.insn_ent = type { %struct.insn_ent*, %struct.insn_def* }
+       %struct.rtx_def = type { ushort, ubyte, ubyte, %struct.u }
+       %struct.u = type { [1 x long] }
+
+implementation   ; Functions:
+
+void %find_attr() {
+entry:
+       %tmp26 = seteq %struct.attr_desc* null, null            ; <bool> [#uses=1]
+       br bool %tmp26, label %bb30, label %cond_true27
+
+cond_true27:           ; preds = %entry
+       ret void
+
+bb30:          ; preds = %entry
+       %tmp67 = seteq %struct.attr_desc* null, null            ; <bool> [#uses=1]
+       br bool %tmp67, label %cond_next92, label %cond_true68
+
+cond_true68:           ; preds = %bb30
+       ret void
+
+cond_next92:           ; preds = %bb30
+       %tmp173 = getelementptr %struct.attr_desc* null, int 0, uint 4          ; <uint*> [#uses=2]
+       %tmp174 = load uint* %tmp173            ; <uint> [#uses=1]
+       %tmp177 = and uint %tmp174, 4294967287          ; <uint> [#uses=1]
+       store uint %tmp177, uint* %tmp173
+       %tmp180 = getelementptr %struct.attr_desc* null, int 0, uint 4          ; <uint*> [#uses=1]
+       %tmp181 = load uint* %tmp180            ; <uint> [#uses=1]
+       %tmp185 = getelementptr %struct.attr_desc* null, int 0, uint 4          ; <uint*> [#uses=2]
+       %tmp186 = load uint* %tmp185            ; <uint> [#uses=1]
+       %tmp183187 = shl uint %tmp181, ubyte 1          ; <uint> [#uses=1]
+       %tmp188 = and uint %tmp183187, 16               ; <uint> [#uses=1]
+       %tmp190 = and uint %tmp186, 4294967279          ; <uint> [#uses=1]
+       %tmp191 = or uint %tmp190, %tmp188              ; <uint> [#uses=1]
+       store uint %tmp191, uint* %tmp185
+       %tmp193 = getelementptr %struct.attr_desc* null, int 0, uint 4          ; <uint*> [#uses=1]
+       %tmp194 = load uint* %tmp193            ; <uint> [#uses=1]
+       %tmp198 = getelementptr %struct.attr_desc* null, int 0, uint 4          ; <uint*> [#uses=2]
+       %tmp199 = load uint* %tmp198            ; <uint> [#uses=1]
+       %tmp196200 = shl uint %tmp194, ubyte 2          ; <uint> [#uses=1]
+       %tmp201 = and uint %tmp196200, 64               ; <uint> [#uses=1]
+       %tmp203 = and uint %tmp199, 4294967231          ; <uint> [#uses=1]
+       %tmp204 = or uint %tmp203, %tmp201              ; <uint> [#uses=1]
+       store uint %tmp204, uint* %tmp198
+       %tmp206 = getelementptr %struct.attr_desc* null, int 0, uint 4          ; <uint*> [#uses=1]
+       %tmp207 = load uint* %tmp206            ; <uint> [#uses=1]
+       %tmp211 = getelementptr %struct.attr_desc* null, int 0, uint 4          ; <uint*> [#uses=2]
+       %tmp212 = load uint* %tmp211            ; <uint> [#uses=1]
+       %tmp209213 = shl uint %tmp207, ubyte 1          ; <uint> [#uses=1]
+       %tmp214 = and uint %tmp209213, 128              ; <uint> [#uses=1]
+       %tmp216 = and uint %tmp212, 4294967167          ; <uint> [#uses=1]
+       %tmp217 = or uint %tmp216, %tmp214              ; <uint> [#uses=1]
+       store uint %tmp217, uint* %tmp211
+       ret void
+}