New tests.

[oota-llvm.git] / test / CodeGen / X86 / coalescer-commute3.ll

diff --git a/test/CodeGen/X86/coalescer-commute3.ll b/test/CodeGen/X86/coalescer-commute3.ll
new file mode 100644 (file)
index 0000000..57204eb
--- /dev/null
+++ b/test/CodeGen/X86/coalescer-commute3.ll
@@ -0,0 +1,24 @@
+; RUN: llvm-as < %s | llc -mtriple=i686-apple-darwin -mattr=+sse2 -coalescer-commute-instrs | grep mov | count 6
+
+       %struct.quad_struct = type { i32, i32, %struct.quad_struct*, %struct.quad_struct*, %struct.quad_struct*, %struct.quad_struct*, %struct.quad_struct* }
+
+define fastcc i32 @perimeter(%struct.quad_struct* %tree, i32 %size) nounwind  {
+entry:
+       switch i32 %size, label %UnifiedReturnBlock [
+                i32 2, label %bb
+                i32 0, label %bb50
+       ]
+
+bb:            ; preds = %entry
+       %tmp31 = tail call fastcc i32 @perimeter( %struct.quad_struct* null, i32 0 ) nounwind           ; <i32> [#uses=1]
+       %tmp40 = tail call fastcc i32 @perimeter( %struct.quad_struct* null, i32 0 ) nounwind           ; <i32> [#uses=1]
+       %tmp33 = add i32 0, %tmp31              ; <i32> [#uses=1]
+       %tmp42 = add i32 %tmp33, %tmp40         ; <i32> [#uses=1]
+       ret i32 %tmp42
+
+bb50:          ; preds = %entry
+       ret i32 0
+
+UnifiedReturnBlock:            ; preds = %entry
+       ret i32 0
+}