1*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -mtriple=i686-linux | FileCheck %s 2*9880d681SAndroid Build Coastguard Worker 3*9880d681SAndroid Build Coastguard Worker@ok = internal constant [4 x i8] c"%d\0A\00" 4*9880d681SAndroid Build Coastguard Worker@no = internal constant [4 x i8] c"no\0A\00" 5*9880d681SAndroid Build Coastguard Worker 6*9880d681SAndroid Build Coastguard Workerdefine i1 @func1(i32 %v1, i32 %v2) nounwind { 7*9880d681SAndroid Build Coastguard Workerentry: 8*9880d681SAndroid Build Coastguard Worker %t = call {i32, i1} @llvm.ssub.with.overflow.i32(i32 %v1, i32 %v2) 9*9880d681SAndroid Build Coastguard Worker %sum = extractvalue {i32, i1} %t, 0 10*9880d681SAndroid Build Coastguard Worker %obit = extractvalue {i32, i1} %t, 1 11*9880d681SAndroid Build Coastguard Worker br i1 %obit, label %overflow, label %normal 12*9880d681SAndroid Build Coastguard Worker 13*9880d681SAndroid Build Coastguard Workernormal: 14*9880d681SAndroid Build Coastguard Worker %t1 = tail call i32 (i8*, ...) @printf( i8* getelementptr ([4 x i8], [4 x i8]* @ok, i32 0, i32 0), i32 %sum ) nounwind 15*9880d681SAndroid Build Coastguard Worker ret i1 true 16*9880d681SAndroid Build Coastguard Worker 17*9880d681SAndroid Build Coastguard Workeroverflow: 18*9880d681SAndroid Build Coastguard Worker %t2 = tail call i32 (i8*, ...) @printf( i8* getelementptr ([4 x i8], [4 x i8]* @no, i32 0, i32 0) ) nounwind 19*9880d681SAndroid Build Coastguard Worker ret i1 false 20*9880d681SAndroid Build Coastguard Worker 21*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: func1: 22*9880d681SAndroid Build Coastguard Worker; CHECK: subl 20(%esp) 23*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: jno 24*9880d681SAndroid Build Coastguard Worker} 25*9880d681SAndroid Build Coastguard Worker 26*9880d681SAndroid Build Coastguard Workerdefine i1 @func2(i32 %v1, i32 %v2) nounwind { 27*9880d681SAndroid Build Coastguard Workerentry: 28*9880d681SAndroid Build Coastguard Worker %t = call {i32, i1} @llvm.usub.with.overflow.i32(i32 %v1, i32 %v2) 29*9880d681SAndroid Build Coastguard Worker %sum = extractvalue {i32, i1} %t, 0 30*9880d681SAndroid Build Coastguard Worker %obit = extractvalue {i32, i1} %t, 1 31*9880d681SAndroid Build Coastguard Worker br i1 %obit, label %carry, label %normal 32*9880d681SAndroid Build Coastguard Worker 33*9880d681SAndroid Build Coastguard Workernormal: 34*9880d681SAndroid Build Coastguard Worker %t1 = tail call i32 (i8*, ...) @printf( i8* getelementptr ([4 x i8], [4 x i8]* @ok, i32 0, i32 0), i32 %sum ) nounwind 35*9880d681SAndroid Build Coastguard Worker ret i1 true 36*9880d681SAndroid Build Coastguard Worker 37*9880d681SAndroid Build Coastguard Workercarry: 38*9880d681SAndroid Build Coastguard Worker %t2 = tail call i32 (i8*, ...) @printf( i8* getelementptr ([4 x i8], [4 x i8]* @no, i32 0, i32 0) ) nounwind 39*9880d681SAndroid Build Coastguard Worker ret i1 false 40*9880d681SAndroid Build Coastguard Worker 41*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: func2: 42*9880d681SAndroid Build Coastguard Worker; CHECK: subl 20(%esp) 43*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: jae 44*9880d681SAndroid Build Coastguard Worker} 45*9880d681SAndroid Build Coastguard Worker 46*9880d681SAndroid Build Coastguard Workerdeclare i32 @printf(i8*, ...) nounwind 47*9880d681SAndroid Build Coastguard Workerdeclare {i32, i1} @llvm.ssub.with.overflow.i32(i32, i32) 48*9880d681SAndroid Build Coastguard Workerdeclare {i32, i1} @llvm.usub.with.overflow.i32(i32, i32) 49*9880d681SAndroid Build Coastguard Worker 50*9880d681SAndroid Build Coastguard Workerdefine i1 @func3(i32 %x) nounwind { 51*9880d681SAndroid Build Coastguard Workerentry: 52*9880d681SAndroid Build Coastguard Worker %t = call {i32, i1} @llvm.ssub.with.overflow.i32(i32 %x, i32 1) 53*9880d681SAndroid Build Coastguard Worker %obit = extractvalue {i32, i1} %t, 1 54*9880d681SAndroid Build Coastguard Worker ret i1 %obit 55*9880d681SAndroid Build Coastguard Worker 56*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: func3: 57*9880d681SAndroid Build Coastguard Worker; CHECK: decl 58*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: seto 59*9880d681SAndroid Build Coastguard Worker} 60