vec_round.ll 1.01 KB
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -mcpu=nehalem -mtriple=x86_64-unknown-linux-gnu < %s | FileCheck %s
target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

declare void @use(<2 x double>)

; Function Attrs: nounwind uwtable
define void @test() {
; CHECK-LABEL: test:
; CHECK:       # %bb.0: # %entry
; CHECK-NEXT:    pushq %rax
; CHECK-NEXT:    .cfi_def_cfa_offset 16
; CHECK-NEXT:    callq round
; CHECK-NEXT:    movddup {{.*#+}} xmm0 = xmm0[0,0]
; CHECK-NEXT:    callq use
; CHECK-NEXT:    popq %rax
; CHECK-NEXT:    .cfi_def_cfa_offset 8
; CHECK-NEXT:    retq
entry:
  %tmp = call <2 x double> @llvm.round.v2f64(<2 x double> undef)
  call void @use(<2 x double> %tmp)
  ret void
}

; Function Attrs: nounwind readonly
declare <2 x double> @llvm.round.v2f64(<2 x double>) #0

attributes #0 = { nounwind readonly }