1 ; RUN: llc < %s -mtriple x86_64-apple-darwin11 -O0 -fast-isel-abort | FileCheck %s 2 3 %struct.x = type { i64, i64 } 4 %addovf = type { i32, i1 } 5 declare %struct.x @f() 6 7 define void @test1(i64*) nounwind ssp { 8 %2 = tail call %struct.x @f() nounwind 9 %3 = extractvalue %struct.x %2, 0 10 %4 = add i64 %3, 10 11 store i64 %4, i64* %0 12 ret void 13 ; CHECK: test1: 14 ; CHECK: callq _f 15 ; CHECK-NEXT: addq $10, %rax 16 } 17 18 define void @test2(i64*) nounwind ssp { 19 %2 = tail call %struct.x @f() nounwind 20 %3 = extractvalue %struct.x %2, 1 21 %4 = add i64 %3, 10 22 store i64 %4, i64* %0 23 ret void 24 ; CHECK: test2: 25 ; CHECK: callq _f 26 ; CHECK-NEXT: addq $10, %rdx 27 } 28 29 declare %addovf @llvm.sadd.with.overflow.i32(i32, i32) nounwind readnone 30 31 define void @test3(i32 %x, i32 %y, i32* %z) { 32 %r = call %addovf @llvm.sadd.with.overflow.i32(i32 %x, i32 %y) 33 %sum = extractvalue %addovf %r, 0 34 %sum3 = mul i32 %sum, 3 35 %bit = extractvalue %addovf %r, 1 36 br i1 %bit, label %then, label %end 37 38 then: 39 store i32 %sum3, i32* %z 40 br label %end 41 42 end: 43 ret void 44 ; CHECK: test3 45 ; CHECK: addl 46 ; CHECK: seto %al 47 ; CHECK: testb $1, %al 48 } 49
