1 ; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z14 | FileCheck %s 2 3 declare fp128 @llvm.fma.f128(fp128 %f1, fp128 %f2, fp128 %f3) 4 5 define void @f1(fp128 *%ptr1, fp128 *%ptr2, fp128 *%ptr3, fp128 *%dst) { 6 ; CHECK-LABEL: f1: 7 ; CHECK-DAG: vl [[REG1:%v[0-9]+]], 0(%r2) 8 ; CHECK-DAG: vl [[REG2:%v[0-9]+]], 0(%r3) 9 ; CHECK-DAG: vl [[REG3:%v[0-9]+]], 0(%r4) 10 ; CHECK: wfmaxb [[RES:%v[0-9]+]], [[REG1]], [[REG2]], [[REG3]] 11 ; CHECK: vst [[RES]], 0(%r5) 12 ; CHECK: br %r14 13 %f1 = load fp128, fp128 *%ptr1 14 %f2 = load fp128, fp128 *%ptr2 15 %f3 = load fp128, fp128 *%ptr3 16 %res = call fp128 @llvm.fma.f128 (fp128 %f1, fp128 %f2, fp128 %f3) 17 store fp128 %res, fp128 *%dst 18 ret void 19 } 20 21 define void @f2(fp128 *%ptr1, fp128 *%ptr2, fp128 *%ptr3, fp128 *%dst) { 22 ; CHECK-LABEL: f2: 23 ; CHECK-DAG: vl [[REG1:%v[0-9]+]], 0(%r2) 24 ; CHECK-DAG: vl [[REG2:%v[0-9]+]], 0(%r3) 25 ; CHECK-DAG: vl [[REG3:%v[0-9]+]], 0(%r4) 26 ; CHECK: wfmsxb [[RES:%v[0-9]+]], [[REG1]], [[REG2]], [[REG3]] 27 ; CHECK: vst [[RES]], 0(%r5) 28 ; CHECK: br %r14 29 %f1 = load fp128, fp128 *%ptr1 30 %f2 = load fp128, fp128 *%ptr2 31 %f3 = load fp128, fp128 *%ptr3 32 %neg = fsub fp128 0xL00000000000000008000000000000000, %f3 33 %res = call fp128 @llvm.fma.f128 (fp128 %f1, fp128 %f2, fp128 %neg) 34 store fp128 %res, fp128 *%dst 35 ret void 36 } 37 38 define void @f3(fp128 *%ptr1, fp128 *%ptr2, fp128 *%ptr3, fp128 *%dst) { 39 ; CHECK-LABEL: f3: 40 ; CHECK-DAG: vl [[REG1:%v[0-9]+]], 0(%r2) 41 ; CHECK-DAG: vl [[REG2:%v[0-9]+]], 0(%r3) 42 ; CHECK-DAG: vl [[REG3:%v[0-9]+]], 0(%r4) 43 ; CHECK: wfnmaxb [[RES:%v[0-9]+]], [[REG1]], [[REG2]], [[REG3]] 44 ; CHECK: vst [[RES]], 0(%r5) 45 ; CHECK: br %r14 46 %f1 = load fp128, fp128 *%ptr1 47 %f2 = load fp128, fp128 *%ptr2 48 %f3 = load fp128, fp128 *%ptr3 49 %res = call fp128 @llvm.fma.f128 (fp128 %f1, fp128 %f2, fp128 %f3) 50 %negres = fsub fp128 0xL00000000000000008000000000000000, %res 51 store fp128 %negres, fp128 *%dst 52 ret void 53 } 54 55 define void @f4(fp128 *%ptr1, fp128 *%ptr2, fp128 *%ptr3, fp128 *%dst) { 56 ; CHECK-LABEL: f4: 57 ; CHECK-DAG: vl [[REG1:%v[0-9]+]], 0(%r2) 58 ; CHECK-DAG: vl [[REG2:%v[0-9]+]], 0(%r3) 59 ; CHECK-DAG: vl [[REG3:%v[0-9]+]], 0(%r4) 60 ; CHECK: wfnmsxb [[RES:%v[0-9]+]], [[REG1]], [[REG2]], [[REG3]] 61 ; CHECK: vst [[RES]], 0(%r5) 62 ; CHECK: br %r14 63 %f1 = load fp128, fp128 *%ptr1 64 %f2 = load fp128, fp128 *%ptr2 65 %f3 = load fp128, fp128 *%ptr3 66 %neg = fsub fp128 0xL00000000000000008000000000000000, %f3 67 %res = call fp128 @llvm.fma.f128 (fp128 %f1, fp128 %f2, fp128 %neg) 68 %negres = fsub fp128 0xL00000000000000008000000000000000, %res 69 store fp128 %negres, fp128 *%dst 70 ret void 71 } 72 73
