1 files changed, 69 insertions, 0 deletions
diff --git a/test/CodeGen/X86/brcond.ll b/test/CodeGen/X86/brcond.ll
new file mode 100644
index 0000000..130483a
--- /dev/null
+++ b/test/CodeGen/X86/brcond.ll
@@ -0,0 +1,69 @@
+; RUN: llc < %s -mtriple=i386-apple-darwin10 | FileCheck %s
+; rdar://7475489
+
+define i32 @test1(i32 %a, i32 %b) nounwind ssp {
+entry:
+; CHECK: test1:
+; CHECK: xorb
+; CHECK-NOT: andb
+; CHECK-NOT: shrb
+; CHECK: testb $64
+  %0 = and i32 %a, 16384
+  %1 = icmp ne i32 %0, 0
+  %2 = and i32 %b, 16384
+  %3 = icmp ne i32 %2, 0
+  %4 = xor i1 %1, %3
+  br i1 %4, label %bb1, label %bb
+
+bb:                                               ; preds = %entry
+  %5 = tail call i32 (...)* @foo() nounwind       ; <i32> [#uses=1]
+  ret i32 %5
+
+bb1:                                              ; preds = %entry
+  %6 = tail call i32 (...)* @bar() nounwind       ; <i32> [#uses=1]
+  ret i32 %6
+}
+
+declare i32 @foo(...)
+
+declare i32 @bar(...)
+
+
+
+; PR3351 - (P == 0) & (Q == 0) -> (P|Q) == 0
+define i32 @test2(i32* %P, i32* %Q) nounwind ssp {
+entry:
+  %a = icmp eq i32* %P, null                    ; <i1> [#uses=1]
+  %b = icmp eq i32* %Q, null                    ; <i1> [#uses=1]
+  %c = and i1 %a, %b
+  br i1 %c, label %bb1, label %return
+
+bb1:                                              ; preds = %entry
+  ret i32 4
+
+return:                                           ; preds = %entry
+  ret i32 192
+; CHECK: test2:
+; CHECK:	movl	4(%esp), %eax
+; CHECK-NEXT:	orl	8(%esp), %eax
+; CHECK-NEXT:	jne	LBB2_2
+}
+
+; PR3351 - (P != 0) | (Q != 0) -> (P|Q) != 0
+define i32 @test3(i32* %P, i32* %Q) nounwind ssp {
+entry:
+  %a = icmp ne i32* %P, null                    ; <i1> [#uses=1]
+  %b = icmp ne i32* %Q, null                    ; <i1> [#uses=1]
+  %c = or i1 %a, %b
+  br i1 %c, label %bb1, label %return
+
+bb1:                                              ; preds = %entry
+  ret i32 4
+
+return:                                           ; preds = %entry
+  ret i32 192
+; CHECK: test3:
+; CHECK:	movl	4(%esp), %eax
+; CHECK-NEXT:	orl	8(%esp), %eax
+; CHECK-NEXT:	je	LBB3_2
+}