third_party/llvm-7.0/llvm/test/CodeGen/SystemZ/vec-sqrt-01.ll

; Test f64 and v2f64 square root.
;
; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z13 | FileCheck %s

declare double @llvm.sqrt.f64(double)
declare <2 x double> @llvm.sqrt.v2f64(<2 x double>)

define <2 x double> @f1(<2 x double> %val) {
; CHECK-LABEL: f1:
; CHECK: vfsqdb %v24, %v24
; CHECK: br %r14
  %ret = call <2 x double> @llvm.sqrt.v2f64(<2 x double> %val)
  ret <2 x double> %ret
}

define double @f2(<2 x double> %val) {
; CHECK-LABEL: f2:
; CHECK: wfsqdb %f0, %v24
; CHECK: br %r14
  %scalar = extractelement <2 x double> %val, i32 0
  %ret = call double @llvm.sqrt.f64(double %scalar)
  ret double %ret
}