1 ; RUN: llc -march=hexagon -mcpu=hexagonv4 < %s | FileCheck %s 2 ; Check that we generate compare to predicate register. 3 4 define i32 @compare1(i32 %a, i32 %b) nounwind { 5 ; CHECK: p{{[0-3]}}{{ *}}={{ *[!]?}}cmp.eq(r{{[0-9]+}},{{ *}}r{{[0-9]+}}) 6 entry: 7 %cmp = icmp ne i32 %a, %b 8 %add = add nsw i32 %a, %b 9 %sub = sub nsw i32 %a, %b 10 %add.sub = select i1 %cmp, i32 %add, i32 %sub 11 ret i32 %add.sub 12 } 13 14 define i32 @compare2(i32 %a) nounwind { 15 ; CHECK: p{{[0-3]}}{{ *}}={{ *[!]?}}cmp.eq(r{{[0-9]+}},{{ *}}#10) 16 entry: 17 %cmp = icmp ne i32 %a, 10 18 %add = add nsw i32 %a, 10 19 %sub = sub nsw i32 %a, 10 20 %add.sub = select i1 %cmp, i32 %add, i32 %sub 21 ret i32 %add.sub 22 } 23 24 define i32 @compare3(i32 %a, i32 %b) nounwind { 25 ; CHECK: p{{[0-3]}}{{ *}}={{ *}}cmp.gt(r{{[0-9]+}},{{ *}}r{{[0-9]+}}) 26 entry: 27 %cmp = icmp sgt i32 %a, %b 28 %sub = sub nsw i32 %a, %b 29 %add = add nsw i32 %a, %b 30 %sub.add = select i1 %cmp, i32 %sub, i32 %add 31 ret i32 %sub.add 32 } 33 34 define i32 @compare4(i32 %a) nounwind { 35 ; CHECK: p{{[0-3]}}{{ *}}={{ *}}cmp.gt(r{{[0-9]+}},{{ *}}#10) 36 entry: 37 %cmp = icmp sgt i32 %a, 10 38 %sub = sub nsw i32 %a, 10 39 %add = add nsw i32 %a, 10 40 %sub.add = select i1 %cmp, i32 %sub, i32 %add 41 ret i32 %sub.add 42 } 43 44
