reference, declaration → definition
definition → references, declarations, derived classes, virtual overrides
reference to multiple definitions → definitions
unreferenced

    1
    2
    3
    4
    5
    6
    7
    8
    9
   10
   11
   12
   13
   14
   15
   16
   17
   18
   19
   20
   21
   22
   23
   24
   25
   26
   27
   28
   29
   30
   31
   32
   33
   34
   35
   36
   37
   38
   39
   40
   41
   42
   43
   44
   45
   46
   47
   48
   49
   50
   51
   52
   53
   54
   55
   56
   57
   58
   59
   60
   61
   62
   63
   64
   65
   66
   67
   68
   69
   70
   71
   72

; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z14 | FileCheck %s

declare fp128 @llvm.fma.f128(fp128 %f1, fp128 %f2, fp128 %f3)

define void @f1(fp128 *%ptr1, fp128 *%ptr2, fp128 *%ptr3, fp128 *%dst) {
; CHECK-LABEL: f1:
; CHECK-DAG: vl [[REG1:%v[0-9]+]], 0(%r2)
; CHECK-DAG: vl [[REG2:%v[0-9]+]], 0(%r3)
; CHECK-DAG: vl [[REG3:%v[0-9]+]], 0(%r4)
; CHECK: wfmaxb [[RES:%v[0-9]+]], [[REG1]], [[REG2]], [[REG3]]
; CHECK: vst [[RES]], 0(%r5)
; CHECK: br %r14
  %f1 = load fp128, fp128 *%ptr1
  %f2 = load fp128, fp128 *%ptr2
  %f3 = load fp128, fp128 *%ptr3
  %res = call fp128 @llvm.fma.f128 (fp128 %f1, fp128 %f2, fp128 %f3)
  store fp128 %res, fp128 *%dst
  ret void
}

define void @f2(fp128 *%ptr1, fp128 *%ptr2, fp128 *%ptr3, fp128 *%dst) {
; CHECK-LABEL: f2:
; CHECK-DAG: vl [[REG1:%v[0-9]+]], 0(%r2)
; CHECK-DAG: vl [[REG2:%v[0-9]+]], 0(%r3)
; CHECK-DAG: vl [[REG3:%v[0-9]+]], 0(%r4)
; CHECK: wfmsxb [[RES:%v[0-9]+]], [[REG1]], [[REG2]], [[REG3]]
; CHECK: vst [[RES]], 0(%r5)
; CHECK: br %r14
  %f1 = load fp128, fp128 *%ptr1
  %f2 = load fp128, fp128 *%ptr2
  %f3 = load fp128, fp128 *%ptr3
  %neg = fsub fp128 0xL00000000000000008000000000000000, %f3
  %res = call fp128 @llvm.fma.f128 (fp128 %f1, fp128 %f2, fp128 %neg)
  store fp128 %res, fp128 *%dst
  ret void
}

define void @f3(fp128 *%ptr1, fp128 *%ptr2, fp128 *%ptr3, fp128 *%dst) {
; CHECK-LABEL: f3:
; CHECK-DAG: vl [[REG1:%v[0-9]+]], 0(%r2)
; CHECK-DAG: vl [[REG2:%v[0-9]+]], 0(%r3)
; CHECK-DAG: vl [[REG3:%v[0-9]+]], 0(%r4)
; CHECK: wfnmaxb [[RES:%v[0-9]+]], [[REG1]], [[REG2]], [[REG3]]
; CHECK: vst [[RES]], 0(%r5)
; CHECK: br %r14
  %f1 = load fp128, fp128 *%ptr1
  %f2 = load fp128, fp128 *%ptr2
  %f3 = load fp128, fp128 *%ptr3
  %res = call fp128 @llvm.fma.f128 (fp128 %f1, fp128 %f2, fp128 %f3)
  %negres = fsub fp128 0xL00000000000000008000000000000000, %res
  store fp128 %negres, fp128 *%dst
  ret void
}

define void @f4(fp128 *%ptr1, fp128 *%ptr2, fp128 *%ptr3, fp128 *%dst) {
; CHECK-LABEL: f4:
; CHECK-DAG: vl [[REG1:%v[0-9]+]], 0(%r2)
; CHECK-DAG: vl [[REG2:%v[0-9]+]], 0(%r3)
; CHECK-DAG: vl [[REG3:%v[0-9]+]], 0(%r4)
; CHECK: wfnmsxb [[RES:%v[0-9]+]], [[REG1]], [[REG2]], [[REG3]]
; CHECK: vst [[RES]], 0(%r5)
; CHECK: br %r14
  %f1 = load fp128, fp128 *%ptr1
  %f2 = load fp128, fp128 *%ptr2
  %f3 = load fp128, fp128 *%ptr3
  %neg = fsub fp128 0xL00000000000000008000000000000000, %f3
  %res = call fp128 @llvm.fma.f128 (fp128 %f1, fp128 %f2, fp128 %neg)
  %negres = fsub fp128 0xL00000000000000008000000000000000, %res
  store fp128 %negres, fp128 *%dst
  ret void
}