Temporarily revert "Subtract isn't commutative, fix this for MMX psub."

[oota-llvm.git] / test / CodeGen / ARM / sub.ll

diff --git a/test/CodeGen/ARM/sub.ll b/test/CodeGen/ARM/sub.ll
index 06ea703fc74bfd1cd542d0074e6a61e9ea3ed162..7f82ca701261991c836bc7c559cb097d3bfda297 100644 (file)
--- a/test/CodeGen/ARM/sub.ll
+++ b/test/CodeGen/ARM/sub.ll
@@ -1,4 +1,4 @@
-; RUN: llc -march=arm < %s | FileCheck %s
+; RUN: llc -march=arm -mcpu=cortex-a8 < %s | FileCheck %s
 
 ; 171 = 0x000000ab
 define i64 @f1(i64 %a) {
@@ -36,3 +36,15 @@ entry:
   %sel = select i1 %cmp, i32 1, i32 %sub
   ret i32 %sel
 }
+
+; rdar://11726136
+define i32 @f5(i32 %x) {
+entry:
+; CHECK: f5
+; CHECK: movw r1, #65535
+; CHECK-NOT: movt
+; CHECK-NOT: add
+; CHECK: sub r0, r0, r1
+  %sub = add i32 %x, -65535
+  ret i32 %sub
+}