; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; Test use of RISBG vs RISBGN on zEC12. ; ; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=zEC12 | FileCheck %s ; On zEC12, we generally prefer RISBGN. define i64 @f1(i64 %a, i64 %b) { ; CHECK-LABEL: f1: ; CHECK: # %bb.0: ; CHECK-NEXT: risbgn %r2, %r3, 60, 62, 0 ; CHECK-NEXT: br %r14 %anda = and i64 %a, -15 %andb = and i64 %b, 14 %or = or i64 %anda, %andb ret i64 %or } ; But we may fall back to RISBG if we can use the condition code. define i64 @f2(i64 %a, i64 %b, i32* %c) { ; CHECK-LABEL: f2: ; CHECK: # %bb.0: ; CHECK-NEXT: risbg %r2, %r3, 60, 62, 0 ; CHECK-NEXT: ipm %r0 ; CHECK-NEXT: risblg %r0, %r0, 31, 159, 35 ; CHECK-NEXT: st %r0, 0(%r4) ; CHECK-NEXT: br %r14 %anda = and i64 %a, -15 %andb = and i64 %b, 14 %or = or i64 %anda, %andb %cmp = icmp sgt i64 %or, 0 %conv = zext i1 %cmp to i32 store i32 %conv, i32* %c, align 4 ret i64 %or }