1 ; RUN: llc %s -o - | FileCheck %s
2 target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128-n8:16:32-S128"
3 target triple = "i386-apple-macosx10.8.0"
5 declare {i64, i1} @llvm.umul.with.overflow.i64(i64, i64) nounwind readnone
6 declare i32 @printf(i8*, ...)
8 @.str = private unnamed_addr constant [10 x i8] c"%llx, %d\0A\00", align 1
10 define i32 @t1() nounwind {
12 ; CHECK: movl $0, 12(%esp)
13 ; CHECK: movl $0, 8(%esp)
14 ; CHECK: movl $72, 4(%esp)
16 %1 = call {i64, i1} @llvm.umul.with.overflow.i64(i64 9, i64 8)
17 %2 = extractvalue {i64, i1} %1, 0
18 %3 = extractvalue {i64, i1} %1, 1
19 %4 = zext i1 %3 to i32
20 %5 = call i32 (i8*, ...)* @printf(i8* getelementptr inbounds ([10 x i8]* @.str, i32 0, i32 0), i64 %2, i32 %4)
24 define i32 @t2() nounwind {
26 ; CHECK: movl $0, 12(%esp)
27 ; CHECK: movl $0, 8(%esp)
28 ; CHECK: movl $0, 4(%esp)
30 %1 = call {i64, i1} @llvm.umul.with.overflow.i64(i64 9, i64 0)
31 %2 = extractvalue {i64, i1} %1, 0
32 %3 = extractvalue {i64, i1} %1, 1
33 %4 = zext i1 %3 to i32
34 %5 = call i32 (i8*, ...)* @printf(i8* getelementptr inbounds ([10 x i8]* @.str, i32 0, i32 0), i64 %2, i32 %4)
38 define i32 @t3() nounwind {
40 ; CHECK: movl $1, 12(%esp)
41 ; CHECK: movl $-1, 8(%esp)
42 ; CHECK: movl $-9, 4(%esp)
44 %1 = call {i64, i1} @llvm.umul.with.overflow.i64(i64 9, i64 -1)
45 %2 = extractvalue {i64, i1} %1, 0
46 %3 = extractvalue {i64, i1} %1, 1
47 %4 = zext i1 %3 to i32
48 %5 = call i32 (i8*, ...)* @printf(i8* getelementptr inbounds ([10 x i8]* @.str, i32 0, i32 0), i64 %2, i32 %4)