1 files changed, 27 insertions, 0 deletions
diff --git a/test/CodeGen/X86/3addr-or.ll b/test/CodeGen/X86/3addr-or.ll
new file mode 100644
index 000000000000..30a1f36850de
--- /dev/null
+++ b/test/CodeGen/X86/3addr-or.ll
@@ -0,0 +1,27 @@
+; RUN: llc < %s -mtriple=x86_64-apple-darwin | FileCheck %s
+; rdar://7527734
+
+define i32 @test(i32 %x) nounwind readnone ssp {
+entry:
+; CHECK: test:
+; CHECK: leal 3(%rdi), %eax
+  %0 = shl i32 %x, 5                              ; <i32> [#uses=1]
+  %1 = or i32 %0, 3                               ; <i32> [#uses=1]
+  ret i32 %1
+}
+
+define i64 @test2(i8 %A, i8 %B) nounwind {
+; CHECK: test2:
+; CHECK: shrq $4
+; CHECK-NOT: movq
+; CHECK-NOT: orq
+; CHECK: leaq
+; CHECK: ret
+  %C = zext i8 %A to i64                          ; <i64> [#uses=1]
+  %D = shl i64 %C, 4                              ; <i64> [#uses=1]
+  %E = and i64 %D, 48                             ; <i64> [#uses=1]
+  %F = zext i8 %B to i64                          ; <i64> [#uses=1]
+  %G = lshr i64 %F, 4                             ; <i64> [#uses=1]
+  %H = or i64 %G, %E                              ; <i64> [#uses=1]
+  ret i64 %H
+}