view test/CodeGen/X86/avx512-shift.ll @ 33:e4204d083e25

LLVM 3.5
author Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
date Thu, 12 Dec 2013 14:32:10 +0900
parents 95c75e76d11b
children afa8332a0e37
line wrap: on
line source

;RUN: llc < %s -mtriple=x86_64-apple-darwin -mcpu=knl | FileCheck %s

;CHECK-LABEL: shift_16_i32
;CHECK: vpsrld
;CHECK: vpslld
;CHECK: vpsrad
;CHECK: ret
define <16 x i32> @shift_16_i32(<16 x i32> %a) {
   %b = lshr <16 x i32> %a, <i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
   %c = shl <16 x i32> %b, <i32 12, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12>
   %d = ashr <16 x i32> %c, <i32 12, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12, i32 12>
   ret <16 x i32> %d;
}

;CHECK-LABEL: shift_8_i64
;CHECK: vpsrlq
;CHECK: vpsllq
;CHECK: vpsraq
;CHECK: ret
define <8 x i64> @shift_8_i64(<8 x i64> %a) {
   %b = lshr <8 x i64> %a, <i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1>
   %c = shl <8 x i64> %b,  <i64 12, i64 12, i64 12, i64 12, i64 12, i64 12, i64 12, i64 12>
   %d = ashr <8 x i64> %c, <i64 12, i64 12, i64 12, i64 12, i64 12, i64 12, i64 12, i64 12>
   ret <8 x i64> %d;
}

; CHECK-LABEL: variable_shl4
; CHECK: vpsllvq %zmm
; CHECK: ret
define <8 x i64> @variable_shl4(<8 x i64> %x, <8 x i64> %y) {
  %k = shl <8 x i64> %x, %y
  ret <8 x i64> %k
}

; CHECK-LABEL: variable_shl5
; CHECK: vpsllvd %zmm
; CHECK: ret
define <16 x i32> @variable_shl5(<16 x i32> %x, <16 x i32> %y) {
  %k = shl <16 x i32> %x, %y
  ret <16 x i32> %k
}

; CHECK-LABEL: variable_srl0
; CHECK: vpsrlvd
; CHECK: ret
define <16 x i32> @variable_srl0(<16 x i32> %x, <16 x i32> %y) {
  %k = lshr <16 x i32> %x, %y
  ret <16 x i32> %k
}

; CHECK-LABEL: variable_srl2
; CHECK: psrlvq
; CHECK: ret
define <8 x i64> @variable_srl2(<8 x i64> %x, <8 x i64> %y) {
  %k = lshr <8 x i64> %x, %y
  ret <8 x i64> %k
}

; CHECK-LABEL: variable_sra1
; CHECK: vpsravd
; CHECK: ret
define <16 x i32> @variable_sra1(<16 x i32> %x, <16 x i32> %y) {
  %k = ashr <16 x i32> %x, %y
  ret <16 x i32> %k
}

; CHECK-LABEL: variable_sra2
; CHECK: vpsravq %zmm
; CHECK: ret
define <8 x i64> @variable_sra2(<8 x i64> %x, <8 x i64> %y) {
  %k = ashr <8 x i64> %x, %y
  ret <8 x i64> %k
}

; CHECK-LABEL: variable_sra01_load
; CHECK: vpsravd (%
; CHECK: ret
define <16 x i32> @variable_sra01_load(<16 x i32> %x, <16 x i32>* %y) {
  %y1 = load <16 x i32>* %y
  %k = ashr <16 x i32> %x, %y1
  ret <16 x i32> %k
}

; CHECK-LABEL: variable_shl1_load
; CHECK: vpsllvd (%
; CHECK: ret
define <16 x i32> @variable_shl1_load(<16 x i32> %x, <16 x i32>* %y) {
  %y1 = load <16 x i32>* %y
  %k = shl <16 x i32> %x, %y1
  ret <16 x i32> %k
}
; CHECK: variable_srl0_load
; CHECK: vpsrlvd (%
; CHECK: ret
define <16 x i32> @variable_srl0_load(<16 x i32> %x, <16 x i32>* %y) {
  %y1 = load <16 x i32>* %y
  %k = lshr <16 x i32> %x, %y1
  ret <16 x i32> %k
}

; CHECK: variable_srl3_load
; CHECK: vpsrlvq (%
; CHECK: ret
define <8 x i64> @variable_srl3_load(<8 x i64> %x, <8 x i64>* %y) {
  %y1 = load <8 x i64>* %y
  %k = lshr <8 x i64> %x, %y1
  ret <8 x i64> %k
}