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-rw-r--r--test/CodeGen/X86/add.ll40
1 files changed, 40 insertions, 0 deletions
diff --git a/test/CodeGen/X86/add.ll b/test/CodeGen/X86/add.ll
index 3991a68..3ec5358 100644
--- a/test/CodeGen/X86/add.ll
+++ b/test/CodeGen/X86/add.ll
@@ -92,3 +92,43 @@ define i64 @test6(i64 %A, i32 %B) nounwind {
; X64: ret
}
+define {i32, i1} @test7(i32 %v1, i32 %v2) nounwind {
+ %t = call {i32, i1} @llvm.uadd.with.overflow.i32(i32 %v1, i32 %v2)
+ ret {i32, i1} %t
+}
+
+; X64: test7:
+; X64: addl %esi, %eax
+; X64-NEXT: setb %dl
+; X64-NEXT: ret
+
+; PR5443
+define {i64, i1} @test8(i64 %left, i64 %right) nounwind {
+entry:
+ %extleft = zext i64 %left to i65
+ %extright = zext i64 %right to i65
+ %sum = add i65 %extleft, %extright
+ %res.0 = trunc i65 %sum to i64
+ %overflow = and i65 %sum, -18446744073709551616
+ %res.1 = icmp ne i65 %overflow, 0
+ %final0 = insertvalue {i64, i1} undef, i64 %res.0, 0
+ %final1 = insertvalue {i64, i1} %final0, i1 %res.1, 1
+ ret {i64, i1} %final1
+}
+
+; X64: test8:
+; X64: addq
+; X64-NEXT: sbbq
+; X64-NEXT: testb
+
+define i32 @test9(i32 %x, i32 %y) nounwind readnone {
+ %cmp = icmp eq i32 %x, 10
+ %sub = sext i1 %cmp to i32
+ %cond = add i32 %sub, %y
+ ret i32 %cond
+; X64: test9:
+; X64: cmpl $10
+; X64: sete
+; X64: subl
+; X64: ret
+}
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