1*9880d681SAndroid Build Coastguard Worker; Test 128-bit floating-point comparison. The tests assume a z10 implementation 2*9880d681SAndroid Build Coastguard Worker; of select, using conditional branches rather than LOCGR. 3*9880d681SAndroid Build Coastguard Worker; 4*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z10 | FileCheck %s 5*9880d681SAndroid Build Coastguard Worker 6*9880d681SAndroid Build Coastguard Worker; There is no memory form of 128-bit comparison. 7*9880d681SAndroid Build Coastguard Workerdefine i64 @f1(i64 %a, i64 %b, fp128 *%ptr, float %f2) { 8*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: f1: 9*9880d681SAndroid Build Coastguard Worker; CHECK: lxebr %f0, %f0 10*9880d681SAndroid Build Coastguard Worker; CHECK: ld %f1, 0(%r4) 11*9880d681SAndroid Build Coastguard Worker; CHECK: ld %f3, 8(%r4) 12*9880d681SAndroid Build Coastguard Worker; CHECK: cxbr %f1, %f0 13*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: ber %r14 14*9880d681SAndroid Build Coastguard Worker; CHECK: lgr %r2, %r3 15*9880d681SAndroid Build Coastguard Worker; CHECK: br %r14 16*9880d681SAndroid Build Coastguard Worker %f2x = fpext float %f2 to fp128 17*9880d681SAndroid Build Coastguard Worker %f1 = load fp128 , fp128 *%ptr 18*9880d681SAndroid Build Coastguard Worker %cond = fcmp oeq fp128 %f1, %f2x 19*9880d681SAndroid Build Coastguard Worker %res = select i1 %cond, i64 %a, i64 %b 20*9880d681SAndroid Build Coastguard Worker ret i64 %res 21*9880d681SAndroid Build Coastguard Worker} 22*9880d681SAndroid Build Coastguard Worker 23*9880d681SAndroid Build Coastguard Worker; Check comparison with zero. 24*9880d681SAndroid Build Coastguard Workerdefine i64 @f2(i64 %a, i64 %b, fp128 *%ptr) { 25*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: f2: 26*9880d681SAndroid Build Coastguard Worker; CHECK: ld %f0, 0(%r4) 27*9880d681SAndroid Build Coastguard Worker; CHECK: ld %f2, 8(%r4) 28*9880d681SAndroid Build Coastguard Worker; CHECK: ltxbr %f0, %f0 29*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: ber %r14 30*9880d681SAndroid Build Coastguard Worker; CHECK: lgr %r2, %r3 31*9880d681SAndroid Build Coastguard Worker; CHECK: br %r14 32*9880d681SAndroid Build Coastguard Worker %f = load fp128 , fp128 *%ptr 33*9880d681SAndroid Build Coastguard Worker %cond = fcmp oeq fp128 %f, 0xL00000000000000000000000000000000 34*9880d681SAndroid Build Coastguard Worker %res = select i1 %cond, i64 %a, i64 %b 35*9880d681SAndroid Build Coastguard Worker ret i64 %res 36*9880d681SAndroid Build Coastguard Worker} 37