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view test/CodeGen/X86/wide-fma-contraction.ll @ 33:e4204d083e25

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LLVM 3.5
author Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
date Thu, 12 Dec 2013 14:32:10 +0900
parents 95c75e76d11b
children 803732b1fca8
line wrap: on
line source

; RUN: llc -march=x86 -mcpu=bdver2 -mattr=-fma -mtriple=x86_64-apple-darwin < %s | FileCheck %s
; RUN: llc -march=x86 -mcpu=bdver2 -mattr=-fma,-fma4 -mtriple=x86_64-apple-darwin < %s | FileCheck %s --check-prefix=CHECK-NOFMA

; CHECK-LABEL: fmafunc
; CHECK-NOFMA-LABEL: fmafunc
define <16 x float> @fmafunc(<16 x float> %a, <16 x float> %b, <16 x float> %c) {

; CHECK-NOT: vmulps
; CHECK-NOT: vaddps
; CHECK: vfmaddps
; CHECK-NOT: vmulps
; CHECK-NOT: vaddps
; CHECK: vfmaddps
; CHECK-NOT: vmulps
; CHECK-NOT: vaddps

; CHECK-NOFMA-NOT: calll
; CHECK-NOFMA: vmulps
; CHECK-NOFMA: vaddps
; CHECK-NOFMA-NOT: calll
; CHECK-NOFMA: vmulps
; CHECK-NOFMA: vaddps
; CHECK-NOFMA-NOT: calll

  %ret = tail call <16 x float> @llvm.fmuladd.v16f32(<16 x float> %a, <16 x float> %b, <16 x float> %c)
  ret <16 x float> %ret
}

declare <16 x float> @llvm.fmuladd.v16f32(<16 x float>, <16 x float>, <16 x float>) nounwind readnone