1 ; RUN: llc < %s -disable-fp-elim -march=x86 | not grep xor 2 ; RUN: llc < %s -disable-fp-elim -march=x86-64 | not grep xor 3 4 define i8* @h() nounwind readnone optsize { 5 entry: 6 %0 = tail call i8* @llvm.returnaddress(i32 2) ; <i8*> [#uses=1] 7 ret i8* %0 8 } 9 10 declare i8* @llvm.returnaddress(i32) nounwind readnone 11 12 define i8* @g() nounwind readnone optsize { 13 entry: 14 %0 = tail call i8* @llvm.returnaddress(i32 1) ; <i8*> [#uses=1] 15 ret i8* %0 16 } 17 18 define i8* @f() nounwind readnone optsize { 19 entry: 20 %0 = tail call i8* @llvm.returnaddress(i32 0) ; <i8*> [#uses=1] 21 ret i8* %0 22 } 23
