3 files changed, 182 insertions, 0 deletions

diff --git a/test/CodeGen/XCore/2010-02-25-LSR-Crash.ll b/test/CodeGen/XCore/2010-02-25-LSR-Crash.ll
new file mode 100644
index 0000000000000..6ad9a73899d1d
--- /dev/null
+++ b/test/CodeGen/XCore/2010-02-25-LSR-Crash.ll
@@ -0,0 +1,26 @@
+; RUN: llc < %s -march=xcore
+target datalayout = "e-p:32:32:32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-i64:32:32-f32:32:32-f64:32:32-v64:64:64-v128:128:128-a0:0:32-n32"
+target triple = "xcore-xmos-elf"
+
+%0 = type { i32 }
+%struct.dwarf_fde = type <{ i32, i32, [0 x i8] }>
+%struct.object = type { i8*, i8*, i8*, %union.anon, %0, %struct.object* }
+%union.anon = type { %struct.dwarf_fde* }
+
+define %struct.dwarf_fde* @search_object(%struct.object* %ob, i8* %pc) {
+entry:
+  br i1 undef, label %bb3.i15.i.i, label %bb2
+
+bb3.i15.i.i:                                      ; preds = %bb3.i15.i.i, %entry
+  %indvar.i.i.i = phi i32 [ %indvar.next.i.i.i, %bb3.i15.i.i ], [ 0, %entry ] ; <i32> [#uses=2]
+  %tmp137 = sub i32 0, %indvar.i.i.i              ; <i32> [#uses=1]
+  %scevgep13.i.i.i = getelementptr i32* undef, i32 %tmp137 ; <i32*> [#uses=2]
+  %scevgep1314.i.i.i = bitcast i32* %scevgep13.i.i.i to %struct.dwarf_fde** ; <%struct.dwarf_fde**> [#uses=1]
+  %0 = load %struct.dwarf_fde** %scevgep1314.i.i.i, align 4 ; <%struct.dwarf_fde*> [#uses=0]
+  store i32 undef, i32* %scevgep13.i.i.i
+  %indvar.next.i.i.i = add i32 %indvar.i.i.i, 1   ; <i32> [#uses=1]
+  br label %bb3.i15.i.i
+
+bb2:                                              ; preds = %entry
+  ret %struct.dwarf_fde* undef
+}
diff --git a/test/CodeGen/XCore/switch.ll b/test/CodeGen/XCore/switch.ll
new file mode 100644
index 0000000000000..9cc27f2ffaa44
--- /dev/null
+++ b/test/CodeGen/XCore/switch.ll
@@ -0,0 +1,24 @@
+; RUN: llc -march=xcore < %s | FileCheck %s
+
+define i32 @switch(i32 %i) {
+entry:
+        switch i32 %i, label %default [
+                 i32 0, label %bb0
+                 i32 1, label %bb1
+                 i32 2, label %bb2
+                 i32 3, label %bb3
+        ]
+; CHECK-NOT: shl
+; CHECK: bru
+; CHECK: .jmptable
+bb0:
+        ret i32 0
+bb1:
+        ret i32 1
+bb2:
+        ret i32 2
+bb3:
+        ret i32 3
+default:
+        ret i32 4
+}
diff --git a/test/CodeGen/XCore/switch_long.ll b/test/CodeGen/XCore/switch_long.ll
new file mode 100644
index 0000000000000..30c9e3db73977
--- /dev/null
+++ b/test/CodeGen/XCore/switch_long.ll
@@ -0,0 +1,132 @@
+; RUN: llc -march=xcore < %s | FileCheck %s
+
+define i32 @switch(i32 %i) {
+entry:
+        switch i32 %i, label %default [
+                 i32 0, label %bb0
+                 i32 1, label %bb1
+                 i32 2, label %bb2
+                 i32 3, label %bb3
+                 i32 4, label %bb4
+                 i32 5, label %bb5
+                 i32 6, label %bb6
+                 i32 7, label %bb7
+                 i32 8, label %bb8
+                 i32 9, label %bb9
+                 i32 10, label %bb10
+                 i32 11, label %bb11
+                 i32 12, label %bb12
+                 i32 13, label %bb13
+                 i32 14, label %bb14
+                 i32 15, label %bb15
+                 i32 16, label %bb16
+                 i32 17, label %bb17
+                 i32 18, label %bb18
+                 i32 19, label %bb19
+                 i32 20, label %bb20
+                 i32 21, label %bb21
+                 i32 22, label %bb22
+                 i32 23, label %bb23
+                 i32 24, label %bb24
+                 i32 25, label %bb25
+                 i32 26, label %bb26
+                 i32 27, label %bb27
+                 i32 28, label %bb28
+                 i32 29, label %bb29
+                 i32 30, label %bb30
+                 i32 31, label %bb31
+                 i32 32, label %bb32
+                 i32 33, label %bb33
+                 i32 34, label %bb34
+                 i32 35, label %bb35
+                 i32 36, label %bb36
+                 i32 37, label %bb37
+                 i32 38, label %bb38
+                 i32 39, label %bb39
+        ]
+; CHECK: shl
+; CHECK: bru
+; CHECK: .jmptable
+bb0:
+        ret i32 0
+bb1:
+        ret i32 1
+bb2:
+        ret i32 2
+bb3:
+        ret i32 3
+bb4:
+        ret i32 4
+bb5:
+        ret i32 5
+bb6:
+        ret i32 6
+bb7:
+        ret i32 7
+bb8:
+        ret i32 8
+bb9:
+        ret i32 9
+bb10:
+        ret i32 0
+bb11:
+        ret i32 1
+bb12:
+        ret i32 2
+bb13:
+        ret i32 3
+bb14:
+        ret i32 4
+bb15:
+        ret i32 5
+bb16:
+        ret i32 6
+bb17:
+        ret i32 7
+bb18:
+        ret i32 8
+bb19:
+        ret i32 9
+bb20:
+        ret i32 0
+bb21:
+        ret i32 1
+bb22:
+        ret i32 2
+bb23:
+        ret i32 3
+bb24:
+        ret i32 4
+bb25:
+        ret i32 5
+bb26:
+        ret i32 6
+bb27:
+        ret i32 7
+bb28:
+        ret i32 8
+bb29:
+        ret i32 9
+bb30:
+        ret i32 0
+bb31:
+        ret i32 1
+bb32:
+        ret i32 2
+bb33:
+        ret i32 3
+bb34:
+        ret i32 4
+bb35:
+        ret i32 5
+bb36:
+        ret i32 6
+bb37:
+        ret i32 7
+bb38:
+        ret i32 8
+bb39:
+        ret i32 9
+default:
+        ret i32 0
+}